TETSU

Barbell Seated Close-Grip Concentration Curl vs Dumbbell Biceps Curl

The Barbell Seated Close-Grip Concentration Curl and the Dumbbell Biceps Curl both train the biceps as their primary muscle. The Barbell Seated Close-Grip Concentration Curl uses a barbell while the Dumbbell Biceps Curl uses a dumbbell. Here is how they compare and when to pick each.

Head to head

Side-by-side comparison

Barbell Seated Close-Grip Concentration CurlDumbbell Biceps Curl
Primary musclebicepsbiceps
Body partupper armsupper arms
Supporting musclesforearmsforearms
Equipmentbarbelldumbbell
Steps in our guide56
Setup

How each one starts

Barbell Seated Close-Grip Concentration Curl — first steps

  1. Sit on a bench with your feet flat on the floor and hold a barbell with an underhand grip, hands shoulder-width apart.
  2. Rest your upper arms against your inner thighs, just above your knees, and let the barbell hang down in front of you.

Dumbbell Biceps Curl — first steps

  1. Stand up straight with a dumbbell in each hand, palms facing forward and arms fully extended.
  2. Keeping your upper arms stationary, exhale and curl the weights while contracting your biceps.

Full step-by-step guides are linked below.

Decision

Which should you choose?

The Barbell Seated Close-Grip Concentration Curl lets you load the heaviest weights and progress in small, steady jumps. The Dumbbell Biceps Curl works each side independently and demands more stabilizer control. If your gym has both options, neither is a wrong choice: pick the one that feels strongest through a full range, and swap after 6 to 8 weeks to keep the biceps adapting.

Guides

Full form guides

Answers

Common questions

Is the Barbell Seated Close-Grip Concentration Curl better than the Dumbbell Biceps Curl?

Neither is universally better — both train the biceps as the primary mover. The Barbell Seated Close-Grip Concentration Curl lets you load the heaviest weights and progress in small, steady jumps, while the Dumbbell Biceps Curl works each side independently and demands more stabilizer control. Choose based on your equipment and which movement you can progress consistently.

Can I do both the Barbell Seated Close-Grip Concentration Curl and the Dumbbell Biceps Curl in the same program?

Yes, but usually not in the same session — they overlap heavily on the biceps. A common setup is one as your main movement and the other on a second training day, or alternating them block by block.

Do the Barbell Seated Close-Grip Concentration Curl and the Dumbbell Biceps Curl work the same muscles?

Yes — the primary muscle is the same (biceps) and both rely on the same supporting muscles: forearms.

Track it in Tetsu

Tetsu tracks both movements separately, keeps your PRs per exercise, and tells you which one is actually progressing. Free to start.