Barbell Front Squat vs Plate Loaded Leg Extension
Compare your barbell front squat and plate loaded leg extension against strength standards for your sex and bodyweight. Test each lift with 1–12 strict reps to see estimated one-rep maxes, strength levels, next targets, and priority.
First lift: total barbell weight and 1–12 strict reps. Second lift: weight used and 1–12 strict reps. Pounds or kilograms. For the first exercise, support the bar across the front of the shoulders, descend under control until the hip crease is below the top of the knee. For the second exercise, the lifter must extend the knees through the machine range to a controlled top position. Each lift is compared with its own standards, so the heavier lift is not automatically the stronger one.
Barbell Front Squat vs Plate Loaded Leg Extension Strength Standards
These bodyweight tables place the barbell front squat and plate loaded leg extension targets side by side from Novice through Elite. Use them to compare standards, not to force a particular ratio between the lifts.
Find the closest row in the men’s or women’s table. Every target lists Barbell Front Squat / Plate Loaded Leg Extension, pounds first and kilograms second. Enter your own sets above for exact ratings without testing a true one-rep max.
Men’s Barbell Front Squat vs Plate Loaded Leg Extension Standards
How to read the table: Find the closest bodyweight, then use the labeled exercise row. Every strength-level entry shows one target with pounds first and kilograms beneath it.
| Bodyweight | Exercise | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 120 lb54.4 kg | Barbell Front Squat | 119 lb54 kg | 154 lb69.9 kg | 203 lb92.1 kg | 259 lb117.5 kg |
| Plate Loaded Leg Extension | 50 lb22.7 kg | 78 lb35.4 kg | 112 lb50.8 kg | 146 lb66.2 kg | |
| 130 lb59 kg | Barbell Front Squat | 126 lb57.2 kg | 162 lb73.5 kg | 214 lb97.1 kg | 273 lb123.8 kg |
| Plate Loaded Leg Extension | 53 lb24 kg | 82 lb37.2 kg | 118 lb53.5 kg | 154 lb69.9 kg | |
| 140 lb63.5 kg | Barbell Front Squat | 132 lb59.9 kg | 171 lb77.6 kg | 225 lb102.1 kg | 287 lb130.2 kg |
| Plate Loaded Leg Extension | 55 lb24.9 kg | 86 lb39 kg | 124 lb56.2 kg | 162 lb73.5 kg | |
| 150 lb68 kg | Barbell Front Squat | 138 lb62.6 kg | 179 lb81.2 kg | 236 lb107 kg | 301 lb136.5 kg |
| Plate Loaded Leg Extension | 58 lb26.3 kg | 91 lb41.3 kg | 130 lb59 kg | 169 lb76.7 kg | |
| 160 lb72.6 kg | Barbell Front Squat | 144 lb65.3 kg | 186 lb84.4 kg | 246 lb111.6 kg | 314 lb142.4 kg |
| Plate Loaded Leg Extension | 61 lb27.7 kg | 95 lb43.1 kg | 136 lb61.7 kg | 177 lb80.3 kg | |
| 170 lb77.1 kg | Barbell Front Squat | 150 lb68 kg | 194 lb88 kg | 256 lb116.1 kg | 327 lb148.3 kg |
| Plate Loaded Leg Extension | 63 lb28.6 kg | 98 lb44.5 kg | 141 lb64 kg | 184 lb83.5 kg | |
| 180 lb81.6 kg | Barbell Front Squat | 156 lb70.8 kg | 202 lb91.6 kg | 266 lb120.7 kg | 340 lb154.2 kg |
| Plate Loaded Leg Extension | 66 lb29.9 kg | 102 lb46.3 kg | 147 lb66.7 kg | 191 lb86.6 kg | |
| 190 lb86.2 kg | Barbell Front Squat | 162 lb73.5 kg | 209 lb94.8 kg | 276 lb125.2 kg | 352 lb159.7 kg |
| Plate Loaded Leg Extension | 68 lb30.8 kg | 106 lb48.1 kg | 152 lb68.9 kg | 198 lb89.8 kg | |
| 200 lb90.7 kg | Barbell Front Squat | 168 lb76.2 kg | 216 lb98 kg | 286 lb129.7 kg | 364 lb165.1 kg |
| Plate Loaded Leg Extension | 70 lb31.8 kg | 110 lb49.9 kg | 157 lb71.2 kg | 205 lb93 kg | |
| 210 lb95.3 kg | Barbell Front Squat | 173 lb78.5 kg | 223 lb101.2 kg | 295 lb133.8 kg | 376 lb170.6 kg |
| Plate Loaded Leg Extension | 73 lb33.1 kg | 113 lb51.3 kg | 162 lb73.5 kg | 212 lb96.2 kg | |
| 220 lb99.8 kg | Barbell Front Squat | 179 lb81.2 kg | 230 lb104.3 kg | 304 lb137.9 kg | 388 lb176 kg |
| Plate Loaded Leg Extension | 75 lb34 kg | 117 lb53.1 kg | 168 lb76.2 kg | 218 lb98.9 kg | |
| 230 lb104.3 kg | Barbell Front Squat | 184 lb83.5 kg | 237 lb107.5 kg | 313 lb142 kg | 400 lb181.4 kg |
| Plate Loaded Leg Extension | 77 lb34.9 kg | 120 lb54.4 kg | 173 lb78.5 kg | 225 lb102.1 kg | |
| 240 lb108.9 kg | Barbell Front Squat | 189 lb85.7 kg | 244 lb110.7 kg | 323 lb146.5 kg | 411 lb186.4 kg |
| Plate Loaded Leg Extension | 79 lb35.8 kg | 124 lb56.2 kg | 178 lb80.7 kg | 231 lb104.8 kg | |
| 250 lb113.4 kg | Barbell Front Squat | 195 lb88.5 kg | 251 lb113.9 kg | 331 lb150.1 kg | 423 lb191.9 kg |
| Plate Loaded Leg Extension | 82 lb37.2 kg | 127 lb57.6 kg | 183 lb83 kg | 238 lb108 kg | |
| 260 lb117.9 kg | Barbell Front Squat | 200 lb90.7 kg | 258 lb117 kg | 340 lb154.2 kg | 434 lb196.9 kg |
| Plate Loaded Leg Extension | 84 lb38.1 kg | 131 lb59.4 kg | 187 lb84.8 kg | 244 lb110.7 kg | |
| 270 lb122.5 kg | Barbell Front Squat | 205 lb93 kg | 264 lb119.7 kg | 349 lb158.3 kg | 445 lb201.8 kg |
| Plate Loaded Leg Extension | 86 lb39 kg | 134 lb60.8 kg | 192 lb87.1 kg | 250 lb113.4 kg | |
| 280 lb127 kg | Barbell Front Squat | 210 lb95.3 kg | 271 lb122.9 kg | 357 lb161.9 kg | 456 lb206.8 kg |
| Plate Loaded Leg Extension | 88 lb39.9 kg | 137 lb62.1 kg | 197 lb89.4 kg | 256 lb116.1 kg | |
| 290 lb131.5 kg | Barbell Front Squat | 215 lb97.5 kg | 277 lb125.6 kg | 366 lb166 kg | 467 lb211.8 kg |
| Plate Loaded Leg Extension | 90 lb40.8 kg | 141 lb64 kg | 201 lb91.2 kg | 262 lb118.8 kg | |
| 300 lb136.1 kg | Barbell Front Squat | 220 lb99.8 kg | 283 lb128.4 kg | 374 lb169.6 kg | 477 lb216.4 kg |
| Plate Loaded Leg Extension | 92 lb41.7 kg | 144 lb65.3 kg | 206 lb93.4 kg | 268 lb121.6 kg |
Women’s Barbell Front Squat vs Plate Loaded Leg Extension Standards
How to read the table: Find the closest bodyweight, then use the labeled exercise row. Every strength-level entry shows one target with pounds first and kilograms beneath it.
| Bodyweight | Exercise | Novice | Intermediate | Advanced | Elite |
|---|---|---|---|---|---|
| 100 lb45.4 kg | Barbell Front Squat | 86 lb39 kg | 114 lb51.7 kg | 149 lb67.6 kg | 189 lb85.7 kg |
| Plate Loaded Leg Extension | 30 lb13.6 kg | 48 lb21.8 kg | 71 lb32.2 kg | 92 lb41.7 kg | |
| 110 lb49.9 kg | Barbell Front Squat | 92 lb41.7 kg | 122 lb55.3 kg | 159 lb72.1 kg | 202 lb91.6 kg |
| Plate Loaded Leg Extension | 32 lb14.5 kg | 51 lb23.1 kg | 76 lb34.5 kg | 98 lb44.5 kg | |
| 120 lb54.4 kg | Barbell Front Squat | 97 lb44 kg | 129 lb58.5 kg | 168 lb76.2 kg | 214 lb97.1 kg |
| Plate Loaded Leg Extension | 34 lb15.4 kg | 54 lb24.5 kg | 80 lb36.3 kg | 103 lb46.7 kg | |
| 130 lb59 kg | Barbell Front Squat | 103 lb46.7 kg | 136 lb61.7 kg | 177 lb80.3 kg | 225 lb102.1 kg |
| Plate Loaded Leg Extension | 35 lb15.9 kg | 57 lb25.9 kg | 85 lb38.6 kg | 109 lb49.4 kg | |
| 140 lb63.5 kg | Barbell Front Squat | 108 lb49 kg | 143 lb64.9 kg | 186 lb84.4 kg | 237 lb107.5 kg |
| Plate Loaded Leg Extension | 37 lb16.8 kg | 60 lb27.2 kg | 89 lb40.4 kg | 115 lb52.2 kg | |
| 150 lb68 kg | Barbell Front Squat | 113 lb51.3 kg | 150 lb68 kg | 195 lb88.5 kg | 248 lb112.5 kg |
| Plate Loaded Leg Extension | 39 lb17.7 kg | 63 lb28.6 kg | 93 lb42.2 kg | 120 lb54.4 kg | |
| 160 lb72.6 kg | Barbell Front Squat | 118 lb53.5 kg | 157 lb71.2 kg | 204 lb92.5 kg | 259 lb117.5 kg |
| Plate Loaded Leg Extension | 41 lb18.6 kg | 66 lb29.9 kg | 97 lb44 kg | 125 lb56.7 kg | |
| 170 lb77.1 kg | Barbell Front Squat | 123 lb55.8 kg | 163 lb73.9 kg | 212 lb96.2 kg | 270 lb122.5 kg |
| Plate Loaded Leg Extension | 42 lb19.1 kg | 68 lb30.8 kg | 101 lb45.8 kg | 130 lb59 kg | |
| 180 lb81.6 kg | Barbell Front Squat | 128 lb58.1 kg | 169 lb76.7 kg | 220 lb99.8 kg | 280 lb127 kg |
| Plate Loaded Leg Extension | 44 lb20 kg | 71 lb32.2 kg | 105 lb47.6 kg | 136 lb61.7 kg | |
| 190 lb86.2 kg | Barbell Front Squat | 132 lb59.9 kg | 176 lb79.8 kg | 228 lb103.4 kg | 290 lb131.5 kg |
| Plate Loaded Leg Extension | 46 lb20.9 kg | 74 lb33.6 kg | 109 lb49.4 kg | 140 lb63.5 kg | |
| 200 lb90.7 kg | Barbell Front Squat | 137 lb62.1 kg | 182 lb82.6 kg | 236 lb107 kg | 300 lb136.1 kg |
| Plate Loaded Leg Extension | 47 lb21.3 kg | 76 lb34.5 kg | 113 lb51.3 kg | 145 lb65.8 kg | |
| 210 lb95.3 kg | Barbell Front Squat | 141 lb64 kg | 188 lb85.3 kg | 244 lb110.7 kg | 310 lb140.6 kg |
| Plate Loaded Leg Extension | 49 lb22.2 kg | 79 lb35.8 kg | 116 lb52.6 kg | 150 lb68 kg | |
| 220 lb99.8 kg | Barbell Front Squat | 146 lb66.2 kg | 194 lb88 kg | 252 lb114.3 kg | 320 lb145.1 kg |
| Plate Loaded Leg Extension | 50 lb22.7 kg | 81 lb36.7 kg | 120 lb54.4 kg | 155 lb70.3 kg | |
| 230 lb104.3 kg | Barbell Front Squat | 150 lb68 kg | 199 lb90.3 kg | 259 lb117.5 kg | 330 lb149.7 kg |
| Plate Loaded Leg Extension | 52 lb23.6 kg | 84 lb38.1 kg | 124 lb56.2 kg | 160 lb72.6 kg | |
| 240 lb108.9 kg | Barbell Front Squat | 155 lb70.3 kg | 205 lb93 kg | 267 lb121.1 kg | 339 lb153.8 kg |
| Plate Loaded Leg Extension | 53 lb24 kg | 86 lb39 kg | 127 lb57.6 kg | 164 lb74.4 kg |
How Your Barbell Front Squat vs Plate Loaded Leg Extension Result Is Calculated
The calculator estimates both one-rep maxes, rates each one against its exercise and bodyweight standards, and then compares the two ratings.
1. Estimate a one-rep max from each set
The entered weight is used directly for one rep. With 2–12 reps, both estimates are compared and the lower value is used.
- Epley: weight × (1 + reps ÷ 30)
- Brzycki: weight × 36 ÷ (37 − reps)
For the most useful Barbell Front Squat vs Plate Loaded Leg Extension comparison, enter clean, difficult sets performed with the same technique and range of motion you use in training. Lower-rep sets usually require less extrapolation.
2. Find the barbell front squat strength level
For barbell front squat, the individual exercise thresholds start from reference bodyweights of 190 lb for men and 150 lb for women. Exact-bodyweight targets use reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
Two-thirds scaling raises the target as bodyweight rises while limiting the size advantage that a direct one-to-one adjustment would create.
3. Find the plate loaded leg extension strength level
The plate loaded leg extension rating uses its sex-specific exercise standards. Reference targets at 190 lb for men and 150 lb for women are scaled to the entered bodyweight by reference target × (user bodyweight ÷ reference bodyweight) to the two-thirds power.
The target rises more slowly than bodyweight so larger lifters are expected to lift more without requiring strength to increase pound for pound.
4. Compare the two results
The lift with the lower Beginner-to-Elite rating is the priority. If both ratings match, the calculator requires a 10-point difference in next-level progress before naming a priority; otherwise it reports Balanced.
Treat the result as a training comparison rather than an explanation of why one lift trails. Set quality, fatigue, skill, and training exposure all matter. Age range is recorded anonymously but does not change these standards.
| Stage | What happens |
|---|---|
| Estimate each max | Use the entered weight for 1 rep; for 2–12 reps, keep the lower formula result. |
| Rate the barbell front squat | Use total-barbell estimated max and adjust targets to exact bodyweight with the two-thirds rule. |
| Rate the plate loaded leg extension | Use the exercise-specific estimated max and adjust targets to exact bodyweight with the two-thirds scaling rule. |
| Compare different levels | Name the lower-level lift as the priority. |
| Compare matching levels | Use Balanced unless the difference in progress toward the next level reaches 10 points. |
The calculator above applies these steps to your exact entries and reports both lift ratings, both next targets, and the final comparison.
How Men’s Barbell Front Squat and Plate Loaded Leg Extension Standards Differ
What the men’s data shows:
The standards come closest at 120 lb.
The higher target remains with Barbell Front Squat for Novice, Intermediate, Advanced, and Elite throughout the table.
51.3 → 94.8 kg from 120 to 300 lb bodyweight.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Plate Loaded Leg Extension standard minus the Barbell Front Squat standard: zero means equal, above zero means the Plate Loaded Leg Extension standard is higher, and below zero means the Barbell Front Squat standard is higher. Swipe horizontally on mobile. Use the standards table for exact lb/kg targets.
Line chart loading. The standards tables above contain the exact pounds and kilograms.
How Women’s Barbell Front Squat and Plate Loaded Leg Extension Standards Differ
What the women’s data shows:
The standards come closest at 100 lb.
The higher target remains with Barbell Front Squat for Novice, Intermediate, Advanced, and Elite throughout the table.
At Elite, the difference is 44 kg at 100 lb and 79.4 kg at 240 lb.
How to read this chart: Choose a strength level and follow its line across bodyweight. Values show the Plate Loaded Leg Extension standard minus the Barbell Front Squat standard: zero means equal, above zero means the Plate Loaded Leg Extension standard is higher, and below zero means the Barbell Front Squat standard is higher. Swipe horizontally on mobile. Use the standards table for exact lb/kg targets.
Line chart loading. The standards tables above contain the exact pounds and kilograms.
Barbell Front Squat and Plate Loaded Leg Extension Exercises Used by This Calculator
The calculator expects repeatable barbell front squat and plate loaded leg extension results. Follow each exercise definition below so the two ratings are based on valid tests. Use strict, repeatable Barbell Front Squat and Plate Loaded Leg Extension tests that follow each exercise’s setup, range of motion, equipment, and load rules. Do not mix variations, assistance, partial range, momentum, or different load conventions.
Keep the bar in the front rack through full depth
Enter the bar plus all plates. Support the bar across the front of the shoulders, descend under control until the hip crease is below the top of the knee, and stand to full lockout while retaining the front rack. Do not enter per-side plates, back squats, Zercher or goblet squats, Smith or machine squats, partial reps, assisted reps, or reps that lose the front rack.
Use the Plate Loaded Leg Extension setup and load convention
The lifter must control the implement before the first counted rep begins. Valid Plate Loaded Leg Extension reps. The lifter must extend the knees through the machine range to a controlled top position, then lower under control to the same bottom range without bouncing the lever or shifting hips. A valid finish requires controlled knee extension at the machine top range with stable hips and trunk, no kick-and-drop, no shortened range, and no hands-assisted leverage. Consistent setup, range, and finish quality across the entered set. No substituted exercise or assisted reps.
Enter one recent Barbell Front Squat result and one recent Plate Loaded Leg Extension result
First lift: total barbell weight and 1–12 strict reps. Second lift: weight used and 1–12 strict reps. Pounds or kilograms.
Related Tools
- Barbell Front Squat — View the individual Barbell Front Squat standards and next strength-level target.
- Plate Loaded Leg Extension — View the individual Plate Loaded Leg Extension standards and next strength-level target.
- Leg Extension — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Single Leg Machine Leg Press — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Belt Squat — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.
- Safety Bar Squat — Use this related standards tool to examine a closely related exercise without mixing its result into this comparison.