ZovaTool

Gas Mileage Calculator

#
Miles
Gallons
1
MPG (US)
26.7
km/L
11.34
L/100km
8.82
Across 1 tanks: 320 miles on 12 gallons.

How to use the Gas Mileage Calculator

  1. Fill up, then reset the trip meter.
  2. Drive normally and refill — note miles driven and gallons used.
  3. Enter both for MPG, km/L and L/100km.
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Tracking real-world MPG

EPA estimates are lab numbers — real driving is 10–25% lower for most people.

Track 3–5 tanks for an honest average. City driving hurts MPG more than highway.