How accurate are 1RM calculators?

1RM calculators are generally accurate within 5-10% when used with rep ranges under 10. The accuracy depends on factors like training experience, muscle fiber composition, and the specific formula used. Our calculator uses 7 different formulas to give you the most comprehensive estimate.

Which 1RM formula is most accurate?

The Epley formula is most widely used and accurate for most people, especially with rep ranges of 2-10. However, different formulas work better for different individuals. Brzycki tends to be conservative, while Lombardi works well for powerlifters. Our calculator shows all 7 formulas so you can compare.

Can I use this for any exercise?

Yes, you can use 1RM calculators for any compound exercise like bench press, squat, deadlift, overhead press, and rows. The formulas are based on general strength principles that apply across exercises, though they're most accurate for compound movements.

What rep range should I use for the most accurate calculation?

For best accuracy, use rep ranges between 2-10 reps. The sweet spot is 3-8 reps where most formulas perform optimally. Avoid using very high rep ranges (15+) as the formulas become less reliable due to muscular endurance factors.

How often should I recalculate my 1RM?

Recalculate your 1RM every 4-6 weeks or whenever you notice significant strength gains. For beginners, monthly calculations work well. Advanced lifters might recalculate every 6-8 weeks. Always use recent max effort sets for the most accurate results.

What is a good squat for a 200 lb male?

For a 200 lb male: 200 lb squat is untrained, 280 lb is novice, 370 lb is intermediate, 480 lb is advanced, and 580 lb is elite. Most natural lifters reach 370 lb (intermediate) within 1-2 years.

Is a 315 lb squat good?

Squatting 315 lb is intermediate for a 175 lb male, novice for a 250 lb male, advanced for a 130 lb male. Universally, 315 lb is a notable milestone — it's the first time most lifters squat 'three plates' (a plate, plus two 25s and a 5) and represents real strength for a typical gym-goer.

How does high-bar squat compare to low-bar for these standards?

Standards apply to either bar position. Low-bar typically registers 5-10% higher than high-bar because of the more horizontal back angle and stronger hip drive. Olympic weightlifters use high-bar by sport convention; powerlifters typically use low-bar for competition. Train and test in your preferred position and don't compare across.

Why is squat depth so important for these standards?

A high squat (above parallel) is essentially a different lift. Squatting only to a quarter-depth or above-parallel can produce 30-50% higher numbers because the hardest portion (out of the hole) is removed. The standards on this page assume parallel or below; if you can't hit depth, the numbers don't apply to you.

How fast can I increase my squat?

Squat usually progresses faster than bench in the first 1-2 years because the larger muscle groups have more growth headroom. Untrained → novice can take 3-6 months with 50-100 lb of progress. Novice → intermediate (1-2 years) typically adds another 100-150 lb. Beyond intermediate, progress slows to 20-50 lb per year.

Strength Standards

Squat Strength Standards

Squat 1RM benchmarks by bodyweight, experience level, and sex. Use these standards as goals — not as judgment of your worth as a lifter. Genetics, training history, and limb proportions all matter.

Mark Visic

NSCA-CSCS, USAW-L1

Strength Training Researcher

Published April 29, 2026 · Last reviewed April 29, 2026 · 5 min read

Squat 1RM strength standards by bodyweight and experience level (pounds).
Bodyweight	untrained	novice	intermediate	advanced	elite
125 lbM / F	125 / 88 lb	175 / 125 lb	231 / 175 lb	300 / 231 lb	363 / 288 lb
150 lbM / F	150 / 105 lb	210 / 150 lb	278 / 210 lb	360 / 278 lb	435 / 345 lb
175 lbM / F	175 / 122 lb	245 / 175 lb	324 / 245 lb	420 / 324 lb	508 / 402 lb
200 lbM / F	200 / 140 lb	280 / 200 lb	370 / 280 lb	480 / 370 lb	580 / 460 lb
225 lbM / F	225 / 158 lb	315 / 225 lb	416 / 315 lb	540 / 416 lb	653 / 518 lb
250 lbM / F	250 / 175 lb	350 / 250 lb	463 / 350 lb	600 / 463 lb	725 / 575 lb

Standards expressed as 1RM in pounds for male and female lifters. Use these as goals, not absolute cutoffs — individual genetics, training history, and limb proportions matter.

Strength level definitions

untrained

No consistent training. Performs the movement with proper form but has not trained with intent.

novice

3-9 months of consistent training. Has learned proper form. Strength is improving every workout.

intermediate

1-2 years of consistent training. Progress is now monthly rather than weekly. Above-average for the general population.

advanced

3-5 years of focused strength training. Local gym standout. Often the strongest 1-2% in any commercial gym.

elite

5+ years of dedicated strength training, often competitive. Among the top 0.1% of trained lifters.

About these squat standards

Squat standards on this page assume a parallel-depth back squat (hip crease at or below the top of the knee), high-bar or low-bar position, raw lifting (no knee wraps, no squat suit, belt allowed). High squats above parallel can register 30-50% higher than competition-depth squats — those numbers are not comparable to the standards here. Squat strength scales more directly with bodyweight than upper-body lifts because lower body muscles (quads, hamstrings, glutes) make up roughly 50% of total lean mass. Heavier lifters have higher absolute squats but similar or lower relative squat ratios — a 250 lb male with a 2× bodyweight squat (500 lb) is rarer than a 150 lb male with a 2× bodyweight squat (300 lb). If your squat is below the novice standard after 6-12 months, the cause is usually one of: (a) hip or ankle mobility limiting depth, (b) high-bar/low-bar mismatch with your leverages, (c) bracing technique not translating force to the bar. Have someone film your set from the side and verify depth before assuming you're "weak"; many lifters cut depth as the weight gets heavy without realizing it.

Famous lifters as benchmarks

Real-world reference points for what world-class strength looks like on the squat. Verify current records at OpenPowerlifting.

Ed Coan

Widely considered the greatest powerlifter of all time. His 220 lb-class total of 2,463 lb in 1991 stood as the pound-for-pound benchmark for 25+ years.

Eric Lilliebridge

Multi-ply and raw national-level competitor. 2,500+ lb raw total, recognized for technique-driven progress with conventional periodization.

Squat world records (context)

For perspective on what the upper bound of human strength looks like on this lift — all numbers below are official federation records or all-time bests, achieved in single-attempt competition settings.

Squat world records by sex and category.
Category	Sex	Weight	Lifter	Year
All-time raw	male	1,147 lb520.5 kg	Ray Williams	2019
Raw, drug-tested (IPF Classic)	male	1,080 lb490 kg	Jesus Olivares	2024
All-time raw	female	700 lb317.5 kg	Sonita Muluh	2024

Records are reviewed periodically; verify current records at OpenPowerlifting or the relevant federation site for the latest values.

Squat Strength Standards

Strength level definitions

untrained

novice

intermediate

advanced

elite

About these squat standards

Famous lifters as benchmarks

Ed Coan

Eric Lilliebridge

Squat world records (context)

Squat Standards FAQ

What is a good squat for a 200 lb male?

Is a 315 lb squat good?

How does high-bar squat compare to low-bar for these standards?

Why is squat depth so important for these standards?

How fast can I increase my squat?

Further reading & authoritative sources

Calculate your squat 1RM

Squat Calculator

All Standards

Wilks Score

5/3/1 Calculator

RPE Calculator

Strength Glossary