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. 2018 Apr;13(2):293–305.
Athletes Male
Body Weight 80% 10 RM leg press (lbs) [Single leg] 90% 10 RM leg press (lbs) [Single leg] 10 RM leg press (lbs) [Single leg] 10 RM squat (lbs)
100 250[138] 282[155] 313[172] 113
110 276[152] 310[171] 345[190] 124
120 301[166] 339[187] 376[207] 135
130 327[180] 367[202] 408[225] 146
140 352[194] 396[218] 440[242] 158
150 377[207] 425[234] 472[260] 169
160 403[222] 453[249] 504[277] 180
170 428[235] 482[265] 535[294] 191
180 454[250] 510[281] 567[312] 203
190 479[264] 539[296] 599[330] 214
200 505[278] 568[312] 631[347] 225
210 530[292] 596[328] 663[365] 236
220 555[305] 625[344] 694[382] 248
230 581[320] 653[359] 726[399] 259
240 606[333] 682[375] 578[318] 270
250 632[348] 711[391] 790[435] 281
Athletes Female43,44
Body Weight 80% 10 RM leg press (lbs) [Single leg] 90% 10 RM leg press (lbs) [Single leg] 10 RM leg press (lbs) [Single leg] 10 RM squat (lbs)
80 132[73] 148[81] 165[91] 60
90 149[82] 167[92] 186[102] 68
100 166[91] 186[102] 207[114] 75
110 183[101] 205[113] 228[125] 83
120 199[110] 224[123] 249[137] 90
130 216[119] 244[134] 271[149] 98
140 233[129] 263[145] 292[161] 105
150 250[138] 282[155] 313[172] 113
160 267[147] 301[166] 334[184] 120
170 284[156] 320[176] 355[195] 128
180 301[166] 339[187] 376[207] 135
190 318[175] 358[197] 398[219] 143
200 335[184] 377[207] 419[231] 150
210 352[194] 396[218] 440[242] 158
220 369[203] 415[228] 461[254] 165
230 386[212] 434[239] 482[265] 173
General Population Male 43,44
Body Weight 80% 10 RM leg press (lbs) [Single leg] 90% 10 RM leg press (lbs) [Single leg] 10 RM leg press (lbs) [Single leg] 10 RM squat (lbs)
100 208[114] 234[129] 260[143] 94
110 229[126] 258[142] 287[158] 103
120 250[138] 282[155] 313[172] 113
130 272[150] 305[168] 339[187] 122
140 293[161] 329[181] 366[201] 131
150 314[173] 353[194] 392[216] 141
160 335[184] 377[207] 419[231] 150
170 356[196] 401[221] 445[245] 159
180 377[207] 425[234] 472[260] 169
190 399[220] 448[246] 498[274] 178
200 420[231] 472[260] 525[289] 188
210 441[243] 496[273] 551[303] 197
220 462[254] 520[286] 578[318] 206
230 483[266] 544[299] 604[332] 216
240 505[278] 568[312] 631[347] 225
250 526[298] 591[325] 657[361] 234
General Population Female 43,44
Body Weight 80% 10 RM leg press (lbs) [Single leg] 90% 10 RM leg press (lbs) [Single leg] 10 RM leg press (lbs) [Single leg] 10 RM squat (lbs)
80 111[61] 125[69] 139[77] 51
90 125[69] 141[78] 157[86] 57
100 140[77] 158[87] 175[96] 64
110 155[85] 174[96] 193[106] 70
120 169[93] 190[105] 211[116] 77
130 183[101] 206[113] 229[126] 83
140 198[109] 223[128] 247[136] 89
150 212[117] 239[132] 265[146] 96
160 227[125] 255[140] 283[156] 102
170 241[133] 271[149] 301[166] 108
180 255[140] 287[158] 319[176] 115
190 270[149] 304[167] 337[185] 121
200 284[156] 320[176] 355[195] 128
210 299[165] 336[185] 373[205] 134
220 313[172] 352[194] 391[215] 140
230 327[180] 368[202] 409[225] 147
* Squat / Leg press calculation notes and equations 43,44
  • Athletes
    • Males are based off of 1.5 × body weight for 1 RM
    • Females are based off of 1.0 × body weight for 1 RM
  • General population
    • Males are based off of 1.25 × body weight for 1 RM
    • Females are based off of 0.85 × body weight for 1 RM
  • 1 RM back squat equation (based on weight and number or reps)
    • 1 RM = rep weight × (reps)0.1
  • 10 RM from 1 RM
    • Squat 1 RM = 10 RM × 100 / 75
    • Squat 10 RM = 1 RM × 75 / 100
  • Squat to leg press 10 RM conversion (convert to KGs)
    • Leg press 10 RM = (Squat 10 RM/0.354) – 2.235
    • Squat 10 RM = (Leg press 10 RM × 0.354) ± 2.235