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One Rep Max Calculator
Estimate your maximum strength based on your sub-maximal lifts.
lbs
1RM Reference Table
Quick lookup for various weight and rep combinations.
| lbs | 1 Reps | 2 Reps | 3 Reps | 4 Reps | 5 Reps | 6 Reps | 7 Reps | 8 Reps | 9 Reps | 10 Reps | 11 Reps | 12 Reps |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 80 | 80 | 85 | 88 | 91 | 93 | 96 | 99 | 101 | 104 | 107 | 109 | 112 |
| 90 | 90 | 96 | 99 | 102 | 105 | 108 | 111 | 114 | 117 | 120 | 123 | 126 |
| 100 | 100 | 107 | 110 | 113 | 117 | 120 | 123 | 127 | 130 | 133 | 137 | 140 |
| 110 | 110 | 117 | 121 | 125 | 128 | 132 | 136 | 139 | 143 | 147 | 150 | 154 |
| 120 | 120 | 128 | 132 | 136 | 140 | 144 | 148 | 152 | 156 | 160 | 164 | 168 |
| 130 | 130 | 139 | 143 | 147 | 152 | 156 | 160 | 165 | 169 | 173 | 178 | 182 |
| 140 | 140 | 149 | 154 | 159 | 163 | 168 | 173 | 177 | 182 | 187 | 191 | 196 |
| 150 | 150 | 160 | 165 | 170 | 175 | 180 | 185 | 190 | 195 | 200 | 205 | 210 |
| 160 | 160 | 171 | 176 | 181 | 187 | 192 | 197 | 203 | 208 | 213 | 219 | 224 |
| 170 | 170 | 181 | 187 | 193 | 198 | 204 | 210 | 215 | 221 | 227 | 232 | 238 |
| 180 | 180 | 192 | 198 | 204 | 210 | 216 | 222 | 228 | 234 | 240 | 246 | 252 |
| 190 | 190 | 203 | 209 | 215 | 222 | 228 | 234 | 241 | 247 | 253 | 260 | 266 |
| 200 | 200 | 213 | 220 | 227 | 233 | 240 | 247 | 253 | 260 | 267 | 273 | 280 |
| 210 | 210 | 224 | 231 | 238 | 245 | 252 | 259 | 266 | 273 | 280 | 287 | 294 |
| 220 | 220 | 235 | 242 | 249 | 257 | 264 | 271 | 279 | 286 | 293 | 301 | 308 |
| 230 | 230 | 245 | 253 | 261 | 268 | 276 | 284 | 291 | 299 | 307 | 314 | 322 |
| 240 | 240 | 256 | 264 | 272 | 280 | 288 | 296 | 304 | 312 | 320 | 328 | 336 |
| 250 | 250 | 267 | 275 | 283 | 292 | 300 | 308 | 317 | 325 | 333 | 342 | 350 |
| 260 | 260 | 277 | 286 | 295 | 303 | 312 | 321 | 329 | 338 | 347 | 355 | 364 |
| 270 | 270 | 288 | 297 | 306 | 315 | 324 | 333 | 342 | 351 | 360 | 369 | 378 |
| 280 | 280 | 299 | 308 | 317 | 327 | 336 | 345 | 355 | 364 | 373 | 383 | 392 |
| 290 | 290 | 309 | 319 | 329 | 338 | 348 | 358 | 367 | 377 | 387 | 396 | 406 |
| 300 | 300 | 320 | 330 | 340 | 350 | 360 | 370 | 380 | 390 | 400 | 410 | 420 |
| 310 | 310 | 331 | 341 | 351 | 362 | 372 | 382 | 393 | 403 | 413 | 424 | 434 |
| 320 | 320 | 341 | 352 | 363 | 373 | 384 | 395 | 405 | 416 | 427 | 437 | 448 |
| 330 | 330 | 352 | 363 | 374 | 385 | 396 | 407 | 418 | 429 | 440 | 451 | 462 |
| 340 | 340 | 363 | 374 | 385 | 397 | 408 | 419 | 431 | 442 | 453 | 465 | 476 |
| 350 | 350 | 373 | 385 | 397 | 408 | 420 | 432 | 443 | 455 | 467 | 478 | 490 |
| 360 | 360 | 384 | 396 | 408 | 420 | 432 | 444 | 456 | 468 | 480 | 492 | 504 |
| 370 | 370 | 395 | 407 | 419 | 432 | 444 | 456 | 469 | 481 | 493 | 506 | 518 |
| 380 | 380 | 405 | 418 | 431 | 443 | 456 | 469 | 481 | 494 | 507 | 519 | 532 |
| 390 | 390 | 416 | 429 | 442 | 455 | 468 | 481 | 494 | 507 | 520 | 533 | 546 |
| 400 | 400 | 427 | 440 | 453 | 467 | 480 | 493 | 507 | 520 | 533 | 547 | 560 |
| 410 | 410 | 437 | 451 | 465 | 478 | 492 | 506 | 519 | 533 | 547 | 560 | 574 |
| 420 | 420 | 448 | 462 | 476 | 490 | 504 | 518 | 532 | 546 | 560 | 574 | 588 |
| 430 | 430 | 459 | 473 | 487 | 502 | 516 | 530 | 545 | 559 | 573 | 588 | 602 |
| 440 | 440 | 469 | 484 | 499 | 513 | 528 | 543 | 557 | 572 | 587 | 601 | 616 |
| 450 | 450 | 480 | 495 | 510 | 525 | 540 | 555 | 570 | 585 | 600 | 615 | 630 |
| 460 | 460 | 491 | 506 | 521 | 537 | 552 | 567 | 583 | 598 | 613 | 629 | 644 |
| 470 | 470 | 501 | 517 | 533 | 548 | 564 | 580 | 595 | 611 | 627 | 642 | 658 |
| 480 | 480 | 512 | 528 | 544 | 560 | 576 | 592 | 608 | 624 | 640 | 656 | 672 |
| 490 | 490 | 523 | 539 | 555 | 572 | 588 | 604 | 621 | 637 | 653 | 670 | 686 |
| 500 | 500 | 533 | 550 | 567 | 583 | 600 | 617 | 633 | 650 | 667 | 683 | 700 |