Automotive
Fuel Efficiency Calculator
⛽ MPG / L/100km
Calculate fuel efficiency, consumption, and trip costs for any vehicle.
Units
Unit System
Choose your preferred fuel efficiency units
Trip Details
Distance Traveled
mi
Total distance traveled
Fuel Used
gal
Amount of fuel consumed
Cost Analysis
Fuel Price
$
/gal
Price per unit of fuel
Trip Cost
$
Total trip cost (calculated from fuel used × price)
Efficiency
0
Fuel Efficiency
0 MPG
miles per gallon
Distance
0 mi
Fuel Used
0 gal
Fuel Efficiency
0 MPG
Fuel Cost / Mile
$0.00
📊 Detailed Breakdown
| Parameter | Value | Unit |
|---|
How the formula works
MPG = Distance (mi) / Fuel Used (gal)
- MPG (US) = Distance (mi) / Fuel Used (gal)
- L/100km = (Fuel Used (L) / Distance (km)) × 100
- km/L = Distance (km) / Fuel Used (L)
- Trip Cost = Fuel Used × Fuel Price
- Cost per Mile = Trip Cost / Distance
- 1 MPG = 235.215 / (L/100km)
- 1 MPG = 0.425144 km/L
- Typical efficiency: Cars (25-35 MPG), SUVs (18-25 MPG), Trucks (14-20 MPG)