Robot Speed Calculator

Enter the motor RPM and wheel diameter (in inches), and click Calculate.

 

Motor RPM:

Wheel diameter (in inches):

   

Travel speed (inches per second) =

Quick Speed Lookup Table

Motor RPM

Wheel Diameter

Travel Speed IPS*

50

1.5"
2"
2.5"
3"

3.93
5.23
6.54
7.85

75

1.5"
2"
2.5"
3"

5.89
7.85
9.81
11.78

100

1.5"
2"
2.5"
3"

7.85
10.47
13.08
15.70

125

1.5"
2"
2.5"
3"

9.81
13.08
16.35
19.63

150

1.5"
2"
2.5"
3"

11.78
15.70
19.63
23.55

*   IPS = inches per second.