Target tension.: Whether the muscle you’re training is what gives out first, not your grip, balance or other muscles.
Loaded stretch.: How hard the muscle works while stretched. Training it there is linked to more growth.
Progression.: How easily you can keep adding weight in small steps over months and years.
Low cost.: How easy it is on your joints and recovery, and how quickly you can learn it.

The research score comes from these, scored by hand from the studies. Lifter scores appear once an exercise has 10 ratings. How scores work

When each one fits

Good reasons to choose dumbbell rotations

You want something easier on your joints
One side is weaker than the other
You want to train the forearms on their own

Good reasons to choose farmer's carry

You want to keep adding weight in small steps
You want to train more muscles at once

Dumbbell Rotations

Farmer's Carry

You need

Dumbbells

Skill

Easy to learn

Type

Isolation

Compound

One side at a time

Yes

Why they rank where they do

Farmer's Carry. Superb for grip strength; less direct for forearm size.

Questions

Which is better for forearm growth, dumbbell rotations or farmer's carry?

For forearm growth, farmer's carry rates higher on our research criteria: easier to progress. Dumbbell rotations are easier on the joints.

Is dumbbell rotations or farmer's carry easier to learn?

About the same: both are easy to learn.

Can you do dumbbell rotations or farmer's carry at home?

Dumbbell rotations need dumbbells, so a home gym covers them. Farmer's carry needs dumbbells, so a home gym covers it.

Which is easier on the joints, dumbbell rotations or farmer's carry?

Dumbbell rotations: they rate Excellent for joint and recovery cost in our research rubric, against Strong for farmer's carry.

More comparisons

Dumbbell Rotations Farmer's Carry All forearms exercises

Dumbbell Rotations vs Farmer's Carry

For forearm growth, farmer's carry rates higher on our research criteria: easier to progress.

Dumbbell rotations are easier on the joints.

What these mean

Target tension.: Whether the muscle you’re training is what gives out first, not your grip, balance or other muscles.
Loaded stretch.: How hard the muscle works while stretched. Training it there is linked to more growth.
Progression.: How easily you can keep adding weight in small steps over months and years.
Low cost.: How easy it is on your joints and recovery, and how quickly you can learn it.