Drive Time Shaver Calculator
Imperial (mph)
Metric (km/h)
Drive duration (hours)
Speed limit (mph)
Minutes to shave off
Required speed
-
Extra fuel consumption
-
Based on DOE data (optimal efficiency at 55 mph)
Your crash fatality risk
-
Estimate: risk roughly doubles every 10 mph increase
Pedestrian fatality if hit
-
Based on impact speed research
subscribe to my newsletter
×
I'll send you stuff on an irregular schedule.