For forearm growth
For forearm growth, wrist roller rates well ahead on our research criteria: more of the work on the forearms, more stretch.
Farmer's carry is easier to progress.
The research score comes from these, scored by hand from the studies. Lifter scores appear once an exercise has 10 ratings. How scores work
Farmer's Carry. Superb for grip strength; less direct for forearm size.
For combat sports, farmer's carry rates well ahead on our research criteria: more carry-over to combat sports, more injury protection.
For forearm growth, wrist roller rates well ahead on our research criteria: more of the work on the forearms, more stretch. Farmer's carry is easier to progress.
About the same: both are easy to learn.
Farmer's carry needs dumbbells, so a home gym covers it. Wrist roller needs a weight plate, so a home gym covers it.
About the same: both rate Strong for joint and recovery cost in our research rubric.