Which bench set to put in the calculator
The estimate is only as good as the set you feed it. The bench press is a lift where small changes in technique move the number a lot, so be strict about what counts.
- Use a set of 3 to 6 reps. It is heavy enough to reflect your strength, and short enough that fatigue does not drag the estimate down. Sets of 8 to 10 still work, with more error.
- Take it close to failure. A set where you could have done two or three more reps gives a low estimate. The RPE calculator can correct for reps left in reserve. The last rep should be slow.
- Count only full reps. The bar touches your chest, your hips stay on the bench and your elbows lock out. A bounce off the chest or a half rep at the end does not count.
- Use your first heavy set. Your top set of the day is a better input than the third set, when you are already tired.
- Be consistent about pauses. Paused reps are harder than touch-and-go reps, so a paused set gives a lower max. Pick one style and stick with it when you track your bench over time.
Bench press rep max chart
This chart works the calculator backwards: find your bench max on the left and read how much you should be able to lift for 3, 5, 8, 10 and 12 reps. Use it to pick working weights, or to see what a new rep record would mean for your max.
| Bench max (1RM) | 3 reps | 5 reps | 8 reps | 10 reps | 12 reps |
|---|---|---|---|---|---|
| 60 kg (130 lb) | 55 | 52.5 | 47.5 | 45 | 42.5 |
| 80 kg (175 lb) | 75 | 70 | 65 | 60 | 57.5 |
| 100 kg (220 lb) | 92.5 | 87.5 | 80 | 75 | 70 |
| 120 kg (265 lb) | 110 | 105 | 95 | 90 | 85 |
| 140 kg (310 lb) | 130 | 122.5 | 112.5 | 105 | 97.5 |
The numbers come from the same formulas as the calculator: about 93 % of your max for 3 reps, 87 % for 5, 80 % for 8, 75 % for 10 and 70 % for 12. Real lifters vary. Some people get 12 reps at 70 %, others stall at 9, depending on how much endurance work they do.
Dumbbell bench max and incline bench max
There is no exact formula between the barbell bench and its variations, because balance, shoulder angle and practice all play a part. These rules of thumb get you a sensible starting weight, not a precise answer.
| Variation | Rule of thumb | Example for a 100 kg (220 lb) bench |
|---|---|---|
| Dumbbell bench press | Each dumbbell about 35 to 40 % of the barbell weight | 35 to 40 kg (75 to 90 lb) per hand |
| Incline barbell bench | About 80 to 90 % of the flat bench | 80 to 90 kg (175 to 200 lb) |
| Incline dumbbell bench | Each dumbbell about 30 to 35 % of the flat barbell weight | 30 to 35 kg (65 to 75 lb) per hand |
| Close-grip bench | About 85 to 95 % of the flat bench | 85 to 95 kg (185 to 210 lb) |
Dumbbell bench max: you can also put a dumbbell set straight into the calculator. Enter the weight of one dumbbell and you get the estimated max for one dumbbell. Two 30 kg dumbbells for 8 reps, for example, point to roughly 38 kg per hand.
Incline bench max: the steeper the bench, the more the shoulders take over and the less you lift. A low incline of about 30 degrees stays close to your flat bench, while 45 degrees and above drops off faster. For the dumbbell version, see the incline dumbbell press guide.
How to warm up for a 1RM bench test
If you want to test your bench max instead of estimating it, use the calculator result as your target and build up in a few steps. Rest 2 to 3 minutes between the heavier warm up sets, and 3 to 5 minutes before each attempt.
- Empty bar, 10 repsGroove the bar path and get your setup: shoulder blades back, feet planted, slight arch.
- 50 % for 5 repsWith a 95 kg (210 lb) target, that is about 47.5 kg (105 lb).
- 70 % for 3 repsMove it fast. Every warm up should look the same as the last.
- 80 % for 2 reps, then 90 % for 1Treat these like real attempts: full setup, pause on the chest if that is how you will test.
- First attempt at about 97 to 100 %If it moved well, add 1 to 2.5 kg (2.5 to 5 lb) for one more attempt. Stop when the bar slows down sharply or your form breaks.
How to raise your bench max
Most people who stall on the bench are not lacking a secret program. They bench once a week, change the weight at random, and skip the muscles that finish the lift. Fix those and the number usually starts moving again.
- Bench 2 to 3 times a week. The bench responds well to frequency. A heavy day of 4 to 5 sets of 3 to 5 reps and a lighter day of 3 to 4 sets of 8 to 10 is a simple setup that works for many lifters. Finish with one or two chest exercises such as flyes or dips. An upper lower split or push pull legs fits this naturally.
- Add weight in small steps. When you hit all your reps in every set, add 1.25 to 2.5 kg (2.5 to 5 lb) next time. That is progressive overload, and small plates make it last for months.
- Train the triceps. Close-grip bench, dips and overhead triceps work help the lockout, where many benches fail.
- Row as much as you press. Strong upper back muscles, built with rows and other back exercises, give you a stable base on the bench and keep your shoulders happy.
- Tighten your setup. Squeeze your shoulder blades together, keep your feet planted and drive through the floor, and lower the bar to the same spot on your lower chest every rep. The bench press guide covers the full technique.
- Rest long enough. Take 2 to 3 minutes between heavy sets. Short rests cost you reps on the next set, and fewer heavy reps means slower strength gains.
Wondering how your number compares? See the bench press strength standards by bodyweight, or use the general one rep max calculator for your squat, deadlift and other lifts.
Gripp tracks your bench max for you
Log your bench sets in Gripp and it keeps an estimated max that updates after every session, charts it over time and tells you what to lift next. Last time 6 reps at 80 kg, today go for 7. Hit your reps in every set and the weight goes up.
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