80 MPG to Miles per Litre
| 80 MPG (UK) | = | 17.6 miles per litre |
| 80 MPG (UK) | = | 3.53 L/100km |
| 80 MPG (UK) | = | 28.3 km/L |
| 80 MPG (UK) | = | 66.6 MPG (US) |
How to Convert MPG to Miles per Litre
The conversion is linear: a litre is a fixed fraction of a gallon, so dividing MPG by the litres-per-gallon constant gives miles per litre directly.
- MPL = MPG (UK) ÷ 4.54609
- MPL = MPG (US) ÷ 3.785411784
Applying the formula to 80 MPG (UK): 80 ÷ 4.54609 = 17.6 miles per litre.
Is 80 MPG (UK) good?
80 MPG (UK) is considered Excellent — plug-in hybrid or efficient diesel. That works out to 17.6 miles per litre, 3.53 L/100km, or 28.3 km/L. In US terms, 80 MPG (UK) = 66.6 MPG (US).
Need a different value? Use our MPG to Miles per Litre Converter.
Similar Conversions
| MPG (UK) | MPL | L/100km |
|---|---|---|
| 63 MPG | 13.9 | 4.48 |
| 64 MPG | 14.1 | 4.41 |
| 65 MPG | 14.3 | 4.35 |
| 70 MPG | 15.4 | 4.04 |
| 75 MPG | 16.5 | 3.77 |
Related Fuel Economy Converters
Miles per Litre to MPG
Reverse conversion: miles per litre to miles per gallon (UK and US).
MPG (UK) to L/100km
Convert Imperial MPG to litres per 100 km for European comparisons.
MPG to L/100km
Miles per gallon (US/UK) to litres per 100 km.
MPG Calculator
Calculate your car’s MPG from distance and fuel used.
Conversion factors verified against NIST, BIPM
Based on SI definitions (BIPM).
Last reviewed: March 2026
