5 reps → 1RM
338lb
average estimate
8 reps → 1RM
370lb
10 reps → 1RM
393lb
3 reps → 1RM
318lb
Show the math
Epley (5 reps) = 295 lb × (1 + 5 ÷ 30) = 344 lb
Brzycki (5 reps) = 295 lb × 36 ÷ (37 − 5) = 332 lb
If you lifted 295 lb for…
| Reps | Epley | Brzycki | Average 1RM |
|---|---|---|---|
| 1 rep | 295 | 295 | 295 |
| 2 reps | 315 | 303 | 309 |
| 3 reps | 324 | 312 | 318 |
| 4 reps | 334 | 322 | 328 |
| 5 reps | 344 | 332 | 338 |
| 6 reps | 354 | 343 | 348 |
| 7 reps | 364 | 354 | 359 |
| 8 reps | 374 | 366 | 370 |
| 9 reps | 384 | 379 | 381 |
| 10 reps | 393 | 393 | 393 |
| 11 reps | 403 | 408 | 406 |
| 12 reps | 413 | 425 | 419 |
If 295 lb is your one rep max
| % of 1RM | Load (lb) | About this many reps |
|---|---|---|
| 95% | 280 | 2 |
| 90% | 266 | 4 |
| 85% | 251 | 6 |
| 80% | 236 | 8 |
| 75% | 221 | 10 |
| 70% | 206 | 12 |
| 65% | 192 | 15 |
| 60% | 177 | 20 |
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.
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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other weights
Common questions
What is my 1RM if I lift 295 lb for 5 reps?
About 338 lb, averaging the Epley and Brzycki formulas.
What is my 1RM if I lift 295 lb for 10 reps?
About 393 lb. Estimates get less precise above 10 reps.