c177ed05_Stepper_vs_Servo_Motors_Stepper_Vs__Servo_Motors_Stepper__Hybrid_
[Characteristics] Torque to Inertia Ratio [Servo Motor (DC Brushed] Servo motors are very capable of accelerating loads. [Stepper (Hybrid)] 
Stepper motors are also capable of accelerating loads but not as well as servo motors. Stepper motors may stall and skip steps if the motor is not powerful enough.
Stepper vs Servo Motors
Stepper (Hybrid)