Leg Extension Standards (lb)

Leg Extension strength standards help you to compare your one-rep max lift with other lifters at your bodyweight.
Our Leg Extension standards are based on 9,182,000 lifts by Strength Level users.

Select Your Gender Male Female
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Male Leg Extension Standards (lb)

Bodyweight Beginner Novice Intermediate Advanced Elite
110.01 45 91.01 156.99 241.01 337.99
120 50.99 100 169.01 255.01 354
130.01 56.99 109 180.01 269.01 370
139.99 63.01 117 189.99 281.99 384.99
150 69 125 200 294.01 400.01
159.99 75 131.99 209.99 305.01 412.99
170 81 139.99 219.01 317 426
180.01 86 147 228 326.99 437.99
189.99 91.01 153.99 237 337.99 450.01
200 95.99 161 245 347.01 462
209.99 102.01 167 253 356.99 473
220 106 173 261 366.01 483.01
230.01 111 180.01 267.99 375.01 493.99
239.99 116.01 186 276 384 504
250 120.99 191.01 283.01 392 512.99
259.99 125 197 290 400.01 522.01
270 130.01 203 297.01 408.01 531
280.01 134 208.01 303 415.99 540
290 138.01 213.01 309 423 548.99
300 142 219.01 316.01 431 557
309.99 147 223.99 322.01 437.99 565
All 75.99 137 219.01 320.99 436.01

Note: these Machine standards include the weight of the bar, normally 20 kg / 44 lb.

BW lb
Lift lb

Female Leg Extension Standards (lb)

Bodyweight Beginner Novice Intermediate Advanced Elite
89.99 22.99 53.99 102.01 164 237
100 25 58 106.99 170.99 245.99
110.01 28 61.99 113.01 178 253.99
120 30 66.01 117 184 261
130.01 33 69 122 189.99 267.99
139.99 35.01 72.99 127.01 195 275
150 36.99 75.99 131 200 281
159.99 39 78.99 135.01 205.01 286.01
170 42 81.99 138.01 209.99 292
180.01 42.99 85.01 142 214 297.01
189.99 45 86.99 145 219.01 302.01
200 47 89.99 149.01 223 306.99
209.99 49.01 92 152.01 226 311.01
220 50.99 95 155.01 230.01 316.01
230.01 53 97 158.01 234 320
239.99 53.99 99.01 161 237 323.99
250 56 100.99 164 241.01 328
259.99 56.99 103 166.01 244.01 331.99
999 35.01 72.99 128 198 278.99

Note: these Machine standards include the weight of the bar, normally 20 kg / 44 lb.

BW lb
Lift lb

What do the strength standards mean?

Beginner
Stronger than 5% of lifters. A beginner lifter can perform the movement correctly and has practiced it for at least a month.
Novice
Stronger than 20% of lifters. A novice lifter has trained regularly in the technique for at least six months.
Intermediate
Stronger than 50% of lifters. An intermediate lifter has trained regularly in the technique for at least two years.
Advanced
Stronger than 80% of lifters. An advanced lifter has progressed for over five years.
Elite
Stronger than 95% of lifters. An elite lifter has dedicated over five years to become competitive at strength sports.