Deadlift 1RM – One Rep Max Calculator & Strength Standards

The deadlift is a back movement that works the ['lower back', 'glutes', 'hamstrings', 'traps', 'forearms']. Two things decide whether it produces results: the load relative to your one-rep maximum, and the number of hard sets per week. For strength, three to five sets of one to five repetitions at 85 per cent or more of your one-rep max is the classic prescription; for muscle size, three to four sets of six to twelve repetitions at 65 to 80 per cent, taken close to failure; for endurance, two to three sets of fifteen or more at under 65 per cent. Ten to twenty hard sets per muscle group per week is the range most training research converges on, and progression comes from adding a little weight or a repetition rather than from changing the exercise. The calculator below estimates your one-rep max from a set you have actually completed, which is the number every percentage above refers to.

Deadlift Strength Standards (kg)

Body Weight	Beginner	Novice	Intermediate	Advanced	Elite
120 kg	115	175	235	315	400
130 kg	120	180	245	325	415
140 kg	125	190	250	340	430
150 kg	130	195	260	350	445
160 kg	130	200	270	360	460
170 kg	135	205	280	370	475
180 kg	140	215	285	385	485
190 kg	145	220	295	395	500
200 kg	150	225	305	405	515
210 kg	150	230	310	415	530
220 kg	155	240	320	430	545

How to Perform the Deadlift

Stand with your feet hip-width apart with the barbell over your mid-foot. Bend at the hips and knees to grip the bar just outside your legs using either a double overhand or mixed grip. Set your back by pulling your chest up and engaging your lats. Drive through the floor by extending your hips and knees simultaneously, keeping the bar close to your body throughout the lift. Stand fully upright at the top, then reverse the movement to return the bar to the floor.

Muscle Activation

The deadlift is one of the most comprehensive exercises for posterior chain development. The glutes and hamstrings are the primary hip extensors, while the erector spinae maintains spinal rigidity. The quadriceps assist in the initial drive off the floor. The trapezius, rhomboids, and lats stabilize the upper back, and the forearms and grip are heavily taxed holding the barbell.

Common Mistakes

Rounding the lower back, which increases injury risk significantly under heavy loads.
Starting with the hips too high, turning the lift into a stiff-leg deadlift.
Allowing the bar to drift away from the body, increasing the moment arm on the spine.
Jerking the bar off the floor rather than building tension gradually.

Variations

The sumo deadlift uses a wide stance and is often preferred by lifters with longer torsos. Trap bar deadlifts reduce spinal loading and are more quad-dominant. Deficit deadlifts increase range of motion for off-the-floor strength. Rack pulls focus on the lockout portion of the lift.

Programming Tips

Deadlift 1-2 times per week for strength, using 3-5 sets of 1-5 reps at 80-95% of 1RM. For hypertrophy, 3-4 sets of 6-8 reps work well. Due to the high systemic fatigue generated, most lifters should not deadlift heavy more than twice per week. Alternate heavy and light sessions for recovery.

Frequently Asked Questions

The deadlift is safe when performed with proper form and progressive loading. Maintaining a neutral spine throughout the lift is critical. Start light and build up gradually. In practice, the deadlift loads the lower back, glutes, hamstrings and needs barbell; an intermediate lifter of average bodyweight handles about 280 lbs, so judge your own numbers against that rather than against a gym record.

A belt can help you brace more effectively at heavier loads, typically above 80% of your 1RM. Train without a belt at lighter weights to develop core strength. In practice, the deadlift loads the lower back, glutes, hamstrings and needs barbell; an intermediate lifter of average bodyweight handles about 280 lbs, so judge your own numbers against that rather than against a gym record.

A good intermediate goal is a 1.5x bodyweight deadlift. Advanced lifters often reach 2-2.5x bodyweight or more with consistent training. In practice, the deadlift loads the lower back, glutes, hamstrings and needs barbell; an intermediate lifter of average bodyweight handles about 280 lbs, so judge your own numbers against that rather than against a gym record.

Choose the style that feels most natural and suits your body proportions. Lifters with longer torsos often prefer sumo, while those with shorter torsos may favor conventional. In practice, the deadlift loads the lower back, glutes, hamstrings and needs barbell; an intermediate lifter of average bodyweight handles about 280 lbs, so judge your own numbers against that rather than against a gym record.

Related Exercises

Progressing on the deadlift

Progression on a barbell movement for the back follows the same logic whatever the exercise: add a little load or one repetition once the last set stops being hard, and change nothing else. A barbell allows increments of 2.5 kg at the smallest, which on an upper-body lift can be a jump of five per cent; micro-plates of 0.5 or 1.25 kg are what keep a bench press or a press moving once the easy gains are over.

Stalling is normal and usually means one of three things: total weekly volume for the back has drifted too low, recovery is short because sleep or calories are, or the load has been pushed while form quietly deteriorated. Filming a set from the side settles the third question faster than any cue. Ten to twenty hard sets per muscle group per week is the range most training research converges on, and a stall at the bottom of that range is a volume problem rather than a programme problem.

Common mistakes on back work

Back work goes wrong when the arms do the job the back should: rowing with the elbows flaring and the shoulder blades static trains the biceps and the rear delts instead. Initiating each repetition by pulling the shoulder blade toward the spine, then bending the elbow, fixes most of it.

Where the deadlift fits in a week depends on how demanding it is rather than on the muscle it trains. A movement using a barbell across the back is best placed while you are fresh if it is heavy and technical, and late in the session if it is a single joint. Two sessions a week touching the same muscle group beat one for most people, because protein synthesis after a session returns to baseline within about forty-eight hours, and a muscle trained once a week spends five of those days doing nothing.

Across all of them, the same two rules apply. Warm up with the movement itself at progressively heavier loads rather than with general cardio, and leave one repetition in reserve on all but the last set: training to failure on every set raises fatigue considerably without adding much to the result.

Deadlift

Deadlift 1RM Calculator