Weight change effect on ET and MPH Calculator

Get an idea about how changing vehicle weight will have an effect on your ET and MPH, based on known variables.

Assumes power and traction stay the same. Weight includes the driver.

Calculate

Distance: 1/4 mile 1/8 mile

Current weight (lbs) 1/4 mile ET (sec) 1/4 mile MPH Weight change (lbs)

Enter a negative number for weight removed and a positive number for weight added.