Quote Originally Posted by A_Camera View Post
The higher voltage on the steppers is mainly for speed not the torque. I think it makes a difference there.
I run my printer at 24v I never noticed a difference in print speed when I upgraded from 12v but I did notice the heated bed, maybe it makes more a difference with a 32bit controller (I modded a ramps board to 24v)

The nema's do seem a little quieter at 24v.