What muscles does the wide dumbbell push-up work?

The chest does the work, with the triceps and shoulders assisting and the trunk holding your body in a line. Chest activity in a push-up is high regardless of how wide your hands are.

Are wide push-ups better for the chest than narrow ones?

No. When three hand widths were measured, chest activity was high in all of them with no meaningful difference between them. What narrow hands did do was work the triceps and the back of the shoulder harder. So narrow gives you more triceps rather than wide giving you more chest.

Is a push-up on dumbbells harder than one on the floor?

Not in terms of muscle work. A study comparing floor push-ups against push-ups on handles found no extra recruitment from the handles. It can feel harder because you can go deeper, and depth is the part worth using.

Why do a push-up on dumbbells at all?

Two reasons, neither about muscles. Your wrist stays in line with your forearm rather than bent back near its limit, which matters if floor push-ups make your wrists ache. And your hands are raised, so your chest can drop below them for more range.

How do you stop the dumbbells rolling?

Use hexagonal ones, which have flat sides and stay put. If yours are round, put them on a mat rather than a smooth floor, or wedge them against something. A dumbbell that shifts under your hand mid-rep ends the set whether you wanted it to or not.

How low should you go on a dumbbell push-up?

Until your chest is between the handles and below the level of your hands. Stopping level with your hands means you have set up an elevated push-up and taken none of the benefit.

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Dumbbell · intermediate · upper arms

Dumbbell wide push up

Also called Dumbbell push-up, Push-up on dumbbells, Wide grip dumbbell push up, Wide dumbbell push-up.

The short answer

The wide dumbbell push-up is a push-up done gripping two dumbbells set wider than your shoulders. Your chest does the work, the triceps and shoulders assist, and your trunk holds the body in a line. The real gains from the dumbbells are position rather than muscle: your wrists stay straight instead of bending back, and your chest can drop below the level of your hands.

How to do it

Step onePlace two dumbbells on the floor wider than shoulder-width apart and grip each handle.
Step twoAssume a push-up position with your arms fully extended, hands gripping the dumbbells.
Step threeLower your chest towards the floor between the dumbbells by bending your elbows.
Step fourPush through the dumbbells to extend your arms and return to the starting position.
Step fiveRepeat, maintaining a straight body line throughout.

What usually goes wrong

Each starts with what you would notice.

A dumbbell starts to roll under your hand partway through the set.

WhyRound dumbbells do exactly that on a hard floor, and a hand that has to fight the roll cannot press properly.

FixUse hexagonal dumbbells if you have them, since flat sides do not move. If yours are round, wedge them against something solid or do this on a mat rather than a smooth floor.

Your hips drop and your lower back is what feels the set.

WhyYour hands are raised, so the trip down is longer than a floor push-up and there is more time for the middle to give way before the chest reaches the bottom.

FixSqueeze the glutes and set the ribs down before the first rep, then think of the whole body moving as one plank. Stop the set when the line breaks rather than pushing on with a sagging middle.

You go down to where your hands are and stop, the same as a floor push-up.

WhyYou are not using the one thing the dumbbells provide. Raised hands exist so your chest can pass below them.

FixLower until your chest is between the handles and below the level of your hands. If you cannot reach that depth yet, the dumbbells are not adding anything and a floor push-up is the one to do for now.

Your hands are very wide and the shoulder feels stretched at the bottom.

WhyA very wide stance takes the elbows out square to the body at the point in the rep where you are deepest.

FixBring the hands in until the elbows sit somewhere between 45 and 60 degrees from your ribs at the bottom. Wider is not more chest, which the research is fairly clear about.

Wide hands or narrow hands

The received wisdom is wide for chest, narrow for triceps. Half of that turns out to be right.

When 20 people did push-ups in three hand positions with the muscles measured, the narrow position was the best of the three for the triceps and the back of the shoulder. That half holds.

The other half does not. Chest activity was high at every hand position, with no meaningful difference between the widths, so widening your hands does not hand the chest more work even though the gap it opens at the triceps is the bigger one.

If you want the triceps involved, bring your hands in. If you want the chest, any width will do and you should pick the one where your shoulders feel comfortable at the bottom.

On dumbbells or on the floor

The closest thing to a direct test is a study that compared floor push-ups against push-ups on rotating handles, in three hand positions. The handles did not raise muscle recruitment. Same muscles, same effort.

That is not an argument against doing them, because the reasons to grip dumbbells were never about recruitment.

The first is your wrists. A floor push-up bends the wrist back to near its limit and holds it there under load, which some people simply cannot do comfortably. Gripping a handle keeps the hand in line with the forearm.

The second is depth. Your hands are a few inches off the floor, so your chest can drop below them instead of stopping at floor level. That extra range is real and it is yours if you use it.

One caution on the evidence: the study used purpose-made push-up grips, not dumbbells. They are a close cousin, not the same thing.

Every hand position measured the same

You will read that a wide push-up on dumbbells works the outer part of the chest. That claim does not survive the measurement.

In the study above, chest activity was high at every hand position tested, with no meaningful difference between them. Whatever else moving your hands wider does, it does not hand the chest more work, and it certainly does not select one region of it.

The handles do not add anything to the muscle side either. Measured against ordinary floor push-ups, gripping handles produced no extra recruitment.

So take this variation for what it genuinely offers, which is not nothing. Your wrist stays straight, which matters a great deal if the floor version makes it ache. And your chest can travel below your hands, which is more range than a floor push-up allows. Those two things are worth the setup. The muscle story is not the reason.

What it is for

The wide dumbbell push-up is a push-up performed gripping dumbbells with the hands set wide, targeting the chest, with the triceps and front delts pressing alongside it. Holding the dumbbells lets the hands travel below the point the floor would stop them, which is the reason to do it this way.

Questions people ask

What muscles does the wide dumbbell push-up work?: The chest does the work, with the triceps and shoulders assisting and the trunk holding your body in a line. Chest activity in a push-up is high regardless of how wide your hands are.
Are wide push-ups better for the chest than narrow ones?: No. When three hand widths were measured, chest activity was high in all of them with no meaningful difference between them. What narrow hands did do was work the triceps and the back of the shoulder harder. So narrow gives you more triceps rather than wide giving you more chest.
Is a push-up on dumbbells harder than one on the floor?: Not in terms of muscle work. A study comparing floor push-ups against push-ups on handles found no extra recruitment from the handles. It can feel harder because you can go deeper, and depth is the part worth using.
Why do a push-up on dumbbells at all?: Two reasons, neither about muscles. Your wrist stays in line with your forearm rather than bent back near its limit, which matters if floor push-ups make your wrists ache. And your hands are raised, so your chest can drop below them for more range.
How do you stop the dumbbells rolling?: Use hexagonal ones, which have flat sides and stay put. If yours are round, put them on a mat rather than a smooth floor, or wedge them against something. A dumbbell that shifts under your hand mid-rep ends the set whether you wanted it to or not.
How low should you go on a dumbbell push-up?: Until your chest is between the handles and below the level of your hands. Stopping level with your hands means you have set up an elevated push-up and taken none of the benefit.