c177ed05_Stepper_vs_Servo_Motors_Stepper_Vs__Servo_Motors_Stepper__Hybrid_
[Characteristics] Least Heat production [Servo Motor (DC Brushed] Since the current draw of a servo motor is proportional to the load applied, heat production is very low. [Stepper (Hybrid)] 
Stepper motors draw excess current regardless of load. The excess power is dissipated as heat.
Stepper vs Servo Motors
Stepper (Hybrid)