Long Torso + Average Arms Squat — How This Build Affects Your Lift
Explore how long torso + average arms proportions affect squat mechanics. Compare bar travel, moment arms, and demand factor against average proportions.
The Numbers
ROM Difference4.5% less range of motion for Lifter A
Work Per Rep4.5% less mechanical work per rep for Lifter A
Displacement32mm difference in bar travel at the same weight
Energy Cost0.9 kcal difference per 10 reps
Key TakeawayLifter A does 4.5% less work per rep — Lifter B works harder for the same weight
Why This Happens
A long torso relative to legs allows a more upright squat position, reducing hip stress and shortening the bar's travel path.
What To Do About It
Low bar squat shifts the moment arm toward stronger hip extensors
Biomechanical Factor Breakdown
Factor
You
Average
Difference
SegmentFemur Length
50.6 cm
52.3 cm
-3.2%
▶
Your femurs are 3.2% shorter than average. Shorter femurs allow a more upright torso position and reduce hip moment arm stress, a notable leverage advantage.
Research
Your femurs are 1.7 cm shorter than average, reducing approximately 33 Nm of hip extensor torque at this load (~19.6 Nm per cm, Cooke et al. 2019). Elite powerlifters cluster at a 1:1 femur-to-tibia ratio (Ferland et al., 2020) — your shorter femurs are an advantage at the bottom of the squat, reducing the horizontal moment arm and the torque demand on your hips.
Your femurs are 3.2% shorter than average. Shorter femurs allow a more upright torso position and reduce hip moment arm stress, a notable leverage advantage.
Research
Your femurs are 1.7 cm shorter than average, reducing approximately 33 Nm of hip extensor torque at this load (~19.6 Nm per cm, Cooke et al. 2019). Elite powerlifters cluster at a 1:1 femur-to-tibia ratio (Ferland et al., 2020) — your shorter femurs are an advantage at the bottom of the squat, reducing the horizontal moment arm and the torque demand on your hips.
SegmentTorso Length
57.7 cm
54.5 cm
+5.9%
▶
Your torso is 5.9% longer than average. A longer torso shifts your center of mass, affecting balance and muscular demands during squats and deadlifts.
Research
Your torso is 3.2 cm longer than average. In the squat, a longer torso shifts your centre of mass forward, increasing the horizontal distance from hip to bar and raising extensor demand. Elite squat data (Ferland et al. 2020, n=59) show trunk-to-femur ratio 0.94 as optimal — a longer torso can improve bracing leverage but demands more spinal erector strength through the sticking point (102–108° knee angle).
Your torso is 5.9% longer than average. A longer torso shifts your center of mass, affecting balance and muscular demands during squats and deadlifts.
Research
Your torso is 3.2 cm longer than average. In the squat, a longer torso shifts your centre of mass forward, increasing the horizontal distance from hip to bar and raising extensor demand. Elite squat data (Ferland et al. 2020, n=59) show trunk-to-femur ratio 0.94 as optimal — a longer torso can improve bracing leverage but demands more spinal erector strength through the sticking point (102–108° knee angle).
Moment ArmHip Moment Arm
30.9 cm
31.9 cm
-3.2%
▶
Your hip moment arm is 3.2% smaller than average. A smaller moment arm reduces rotational demand on your glutes and hamstrings — a mechanical advantage.
Research
Your hip moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your hip moment arm is 3.2% smaller than average. A smaller moment arm reduces rotational demand on your glutes and hamstrings — a mechanical advantage.
Research
Your hip moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Moment ArmKnee Moment Arm
19.7 cm
20.4 cm
-3.2%
▶
Your knee moment arm is 3.2% smaller than average. Reduced knee moment arm lowers quad demand, which can be advantageous for knee-joint-stressed lifters.
Research
Your knee moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your knee moment arm is 3.2% smaller than average. Reduced knee moment arm lowers quad demand, which can be advantageous for knee-joint-stressed lifters.
Research
Your knee moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleHip Angle
56.1°
52.9°
+6.0%
▶
Your hip flexion angle is 6.0% greater than average at the bottom position. Deeper hip flexion shifts demand toward the posterior chain.
Research
Your hip angle is 6.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your hip flexion angle is 6.0% greater than average at the bottom position. Deeper hip flexion shifts demand toward the posterior chain.
Research
Your hip angle is 6.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleKnee Angle
60.0°
60.0°
+0.0%
▶
Your knee flexion angle is 0.0% greater than average. Deeper knee bend increases quad and patellar tendon demands at the bottom of the lift.
Research
Your knee angle is 0.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your knee flexion angle is 0.0% greater than average. Deeper knee bend increases quad and patellar tendon demands at the bottom of the lift.
Research
Your knee angle is 0.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleTrunk Lean
33.9°
37.1°
-8.5%
▶
Your trunk is 8.5% more upright than average. A more vertical back shifts load to the quads and reduces posterior chain stress.
Research
Your trunk angle is 8.5% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your trunk is 8.5% more upright than average. A more vertical back shifts load to the quads and reduces posterior chain stress.
Research
Your trunk angle is 8.5% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputBar Travel (ROM)
709 mm
741 mm
-4.3%
▶
Your bar travels 4.3% less than average per rep. A shorter range of motion reduces mechanical work per rep — a direct leverage advantage.
Research
Your bar travel is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your bar travels 4.3% less than average per rep. A shorter range of motion reduces mechanical work per rep — a direct leverage advantage.
Research
Your bar travel is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputWork per Rep
1151.6 J
1203.9 J
-4.3%
▶
You perform 4.3% less mechanical work per rep than someone with average proportions lifting the same load.
Research
Your work per rep is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
You perform 4.3% less mechanical work per rep than someone with average proportions lifting the same load.
Research
Your work per rep is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputDemand Factor
1.76
1.90
-7.4%
▶
Your biomechanical demand factor is 7.4% lower than average — your proportions provide a net leverage benefit on this lift.
Research
Your demand factor is 7.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your biomechanical demand factor is 7.4% lower than average — your proportions provide a net leverage benefit on this lift.
Research
Your demand factor is 7.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputCalories per 10 Reps
19.9 kcal
20.8 kcal
-4.4%
▶
You burn approximately 4.4% fewer calories per 10-rep set than an average-proportioned lifter — a direct result of your shorter effective range of motion.
Research
Your calories per set is 4.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
You burn approximately 4.4% fewer calories per 10-rep set than an average-proportioned lifter — a direct result of your shorter effective range of motion.
Research
Your calories per set is 4.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
SegmentFemur Length
50.6 cm
52.3 cm
-3.2%
▶
Your femurs are 3.2% shorter than average. Shorter femurs allow a more upright torso position and reduce hip moment arm stress, a notable leverage advantage.
Research
Your femurs are 1.7 cm shorter than average, reducing approximately 33 Nm of hip extensor torque at this load (~19.6 Nm per cm, Cooke et al. 2019). Elite powerlifters cluster at a 1:1 femur-to-tibia ratio (Ferland et al., 2020) — your shorter femurs are an advantage at the bottom of the squat, reducing the horizontal moment arm and the torque demand on your hips.
Your femurs are 3.2% shorter than average. Shorter femurs allow a more upright torso position and reduce hip moment arm stress, a notable leverage advantage.
Research
Your femurs are 1.7 cm shorter than average, reducing approximately 33 Nm of hip extensor torque at this load (~19.6 Nm per cm, Cooke et al. 2019). Elite powerlifters cluster at a 1:1 femur-to-tibia ratio (Ferland et al., 2020) — your shorter femurs are an advantage at the bottom of the squat, reducing the horizontal moment arm and the torque demand on your hips.
SegmentTorso Length
57.7 cm
54.5 cm
+5.9%
▶
Your torso is 5.9% longer than average. A longer torso shifts your center of mass, affecting balance and muscular demands during squats and deadlifts.
Research
Your torso is 3.2 cm longer than average. In the squat, a longer torso shifts your centre of mass forward, increasing the horizontal distance from hip to bar and raising extensor demand. Elite squat data (Ferland et al. 2020, n=59) show trunk-to-femur ratio 0.94 as optimal — a longer torso can improve bracing leverage but demands more spinal erector strength through the sticking point (102–108° knee angle).
Your torso is 5.9% longer than average. A longer torso shifts your center of mass, affecting balance and muscular demands during squats and deadlifts.
Research
Your torso is 3.2 cm longer than average. In the squat, a longer torso shifts your centre of mass forward, increasing the horizontal distance from hip to bar and raising extensor demand. Elite squat data (Ferland et al. 2020, n=59) show trunk-to-femur ratio 0.94 as optimal — a longer torso can improve bracing leverage but demands more spinal erector strength through the sticking point (102–108° knee angle).
Moment ArmHip Moment Arm
30.9 cm
31.9 cm
-3.2%
▶
Your hip moment arm is 3.2% smaller than average. A smaller moment arm reduces rotational demand on your glutes and hamstrings — a mechanical advantage.
Research
Your hip moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your hip moment arm is 3.2% smaller than average. A smaller moment arm reduces rotational demand on your glutes and hamstrings — a mechanical advantage.
Research
Your hip moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Moment ArmKnee Moment Arm
19.7 cm
20.4 cm
-3.2%
▶
Your knee moment arm is 3.2% smaller than average. Reduced knee moment arm lowers quad demand, which can be advantageous for knee-joint-stressed lifters.
Research
Your knee moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your knee moment arm is 3.2% smaller than average. Reduced knee moment arm lowers quad demand, which can be advantageous for knee-joint-stressed lifters.
Research
Your knee moment arm is 3.2% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleHip Angle
56.1°
52.9°
+6.0%
▶
Your hip flexion angle is 6.0% greater than average at the bottom position. Deeper hip flexion shifts demand toward the posterior chain.
Research
Your hip angle is 6.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your hip flexion angle is 6.0% greater than average at the bottom position. Deeper hip flexion shifts demand toward the posterior chain.
Research
Your hip angle is 6.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleKnee Angle
60.0°
60.0°
+0.0%
▶
Your knee flexion angle is 0.0% greater than average. Deeper knee bend increases quad and patellar tendon demands at the bottom of the lift.
Research
Your knee angle is 0.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your knee flexion angle is 0.0% greater than average. Deeper knee bend increases quad and patellar tendon demands at the bottom of the lift.
Research
Your knee angle is 0.0% above the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
AngleTrunk Lean
33.9°
37.1°
-8.5%
▶
Your trunk is 8.5% more upright than average. A more vertical back shifts load to the quads and reduces posterior chain stress.
Research
Your trunk angle is 8.5% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your trunk is 8.5% more upright than average. A more vertical back shifts load to the quads and reduces posterior chain stress.
Research
Your trunk angle is 8.5% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputBar Travel (ROM)
709 mm
741 mm
-4.3%
▶
Your bar travels 4.3% less than average per rep. A shorter range of motion reduces mechanical work per rep — a direct leverage advantage.
Research
Your bar travel is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your bar travels 4.3% less than average per rep. A shorter range of motion reduces mechanical work per rep — a direct leverage advantage.
Research
Your bar travel is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputWork per Rep
1151.6 J
1203.9 J
-4.3%
▶
You perform 4.3% less mechanical work per rep than someone with average proportions lifting the same load.
Research
Your work per rep is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
You perform 4.3% less mechanical work per rep than someone with average proportions lifting the same load.
Research
Your work per rep is 4.3% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputDemand Factor
1.76
1.90
-7.4%
▶
Your biomechanical demand factor is 7.4% lower than average — your proportions provide a net leverage benefit on this lift.
Research
Your demand factor is 7.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Your biomechanical demand factor is 7.4% lower than average — your proportions provide a net leverage benefit on this lift.
Research
Your demand factor is 7.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
OutputCalories per 10 Reps
19.9 kcal
20.8 kcal
-4.4%
▶
You burn approximately 4.4% fewer calories per 10-rep set than an average-proportioned lifter — a direct result of your shorter effective range of motion.
Research
Your calories per set is 4.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
You burn approximately 4.4% fewer calories per 10-rep set than an average-proportioned lifter — a direct result of your shorter effective range of motion.
Research
Your calories per set is 4.4% below the population average for this squat measurement. Biomechanical research consistently shows that segment length ratios — not absolute size — are the dominant predictors of lift-specific demand (Ferland et al. 2020, de Leva 1996). This factor influences moment arms throughout the range of motion.
Compared against a lifter with the same height and weight, average proportions. Tap any row to see the research behind each factor.
Proportion-Specific Training
Your shorter femurs create a naturally more upright torso position, reducing the hip moment arm at the bottom. The sticking point is milder — your primary limiter is quadriceps force output at full knee flexion rather than posterior chain demand.
Angle Range102-108° knee flexion
Limiting Muscles
quadriceps (rectus femoris)vastus lateralis
With shorter femurs, the hip moment arm contribution is reduced. SSC dissipation (~22%) and rate coding (~12%) become relatively more significant. Your advantage build means the sticking point is less pronounced — focus on maximizing force output rather than compensating for leverage.
Front Squats
PRIMARY
Why: Your short femurs allow a naturally upright position — capitalize on this by developing maximal quad strength through front squats, which enforce the upright torso position your proportions already favor.
4 × 3-5 reps @ 75-85%. Full depth.Targets: Full ROM, emphasis on knee extension
Tempo High-Bar Squats (3-1-1-0)
PRIMARY
Why: Slow eccentrics build positional strength through your entire ROM. With your mechanical advantage, tempo work develops the muscular capacity to fully exploit your leverage.
3 × 5 reps @ 65-75%. 3s down, 1s pause, 1s up.Targets: Full ROM
Overhead Squats
SECONDARY
Why: Tests and develops full-body mobility and stability. Your short femurs make the overhead position more accessible — use this to build a comprehensive athletic squat pattern.
3 × 5-8 reps. Light to moderate load. Focus on stability.Targets: Full depth with overhead stability
Leg Press (high foot placement)
SECONDARY
Why: Allows heavy quad overload without spinal loading. High foot placement mimics the biomechanical demand on your knee extensors during the squat.
3 × 8-12 reps. Full ROM.Targets: Full knee flexion/extension
Walking Lunges
UNILATERAL
Why: Builds single-leg stability and hip flexor mobility. Develops carryover strength for the bottom position of your squat.
3 × 10-12 per leg. Moderate load.Targets: Deep hip flexion per leg
Hip Flexor Stretch (Couch Stretch)
2 × 60s per side. Keep core braced.
Even with favorable proportions, tight hip flexors limit hip extension at the top and create anterior pelvic tilt at the bottom. Maintaining hip flexor length supports your naturally upright position.
Test: Can you achieve full hip extension in a half-kneeling position without lumbar hyperextension?
Thoracic Extension over Foam Roller
2 × 10 reps. Arms overhead.
Upper back mobility supports the front-rack position and high-bar stability. With your upright torso position, maintaining thoracic extension maximizes your mechanical advantage.
Test: Can you extend your upper back enough to touch the floor with your hands while lying over a foam roller?
Goblet Squat Holds
2 × 30-45s with light kettlebell.
Develops end-range comfort and proprioception at full depth.
Test: Can you hold a full-depth goblet squat for 45 seconds with a flat back?
Recommended Variant
High Bar + Normal Stance
Your short femurs allow a naturally upright torso — high bar position capitalizes on this by placing the load directly over the center of mass. Normal stance is sufficient; wider stances may reduce your natural quad-dominant advantage. Heel elevation is less critical for your build.
01
Push frequency — your shorter ROM allows faster recovery between sessions
Less work per rep means less systemic fatigue. You can tolerate higher weekly squat frequency (3-4x) compared to longer-femured lifters, which accelerates strength adaptations.
02
Focus on rate of force development — your mechanical advantage rewards explosive intent
With a shorter moment arm, your force output translates more efficiently into bar speed. Compensatory acceleration training (CAT) with moderate loads (60-75%) develops the neural drive to exploit your leverage.
03
Use accommodating resistance (bands/chains) for 2-3 week blocks
Bands and chains flatten the V_min by matching the human strength curve — resistance is lowest at the sticking point and highest at lockout, training you to accelerate through the weak zone.
04
Include isometric holds at the sticking point angle for 3-5s per rep
Isometric strength adaptations transfer within 20-50 degrees of the trained angle, directly reinforcing the V_min position.
Your shorter femurs create a naturally more upright torso position, reducing the hip moment arm at the bottom. The sticking point is milder — your primary limiter is quadriceps force output at full knee flexion rather than posterior chain demand.
Angle Range102-108° knee flexion
Limiting Muscles
quadriceps (rectus femoris)vastus lateralis
With shorter femurs, the hip moment arm contribution is reduced. SSC dissipation (~22%) and rate coding (~12%) become relatively more significant. Your advantage build means the sticking point is less pronounced — focus on maximizing force output rather than compensating for leverage.
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What This Comparison Shows
STATURE Mechanics estimates biomechanical demand for each lift from modeled body segment lengths. This comparison shows the difference in range of motion, moment arms, work per rep, and difficulty between two body types using the same solver assumptions for each athlete.
How It Works
1. Body segments (femur, torso, arms) are calculated from height using anthropometric research data
2. A kinematic solver finds the joint positions at each phase of the lift
3. Moment arms and displacement are computed from the kinematic solution
4. Total mechanical work (joules) = force × displacement × reps
5. Demand factor normalizes by bodyweight to show pure biomechanical difficulty
Try this comparison with your own measurements
The comparison tool pre-fills with representative values. Enter your actual measurements for a personalized analysis.
STATURE