40 km/L to MPG
| 40 km/L | = | 94.1 MPG (US) |
| 40 km/L | = | 113.0 MPG (UK / Imperial) |
| 40 km/L | = | 2.50 L/100km |
How to Convert km/L to MPG
This conversion is linear (a simple multiplication). Both units measure distance per unit of fuel, so they scale proportionally.
- MPG (US) = km/L × 2.35214583 (exact: 3.785411784 L/gal ÷ 1.609344 km/mi)
- MPG (UK) = km/L × 2.82480936 (exact: 4.54609 L/gal ÷ 1.609344 km/mi)
Applying the formula to 40 km/L: 40 × 2.3522 = 94.1 MPG (US).
Is 40 km/L good?
40 km/L equals 94.1 MPG (US), which is considered Excellent — typical of hybrid and plug-in hybrid vehicles. In Imperial units, 40 km/L = 113.0 MPG (UK) = 2.50 L/100km.
Need a different value? Use our km/L to MPG Converter.
Similar Conversions
| km/L | MPG (US) | MPG (UK) |
|---|---|---|
| 27 km/L | 63.5 | 76.3 |
| 28 km/L | 65.9 | 79.1 |
| 29 km/L | 68.2 | 81.9 |
| 30 km/L | 70.6 | 84.7 |
| 35 km/L | 82.3 | 98.9 |
Related Fuel Economy Converters
MPG to km/L
Reverse conversion: miles per gallon to kilometers per liter.
L/100km to MPG
Liters per 100 km to miles per gallon.
MPG to L/100km
Miles per gallon to liters per 100 km.
km/L Calculator
Calculate km/L from distance and fuel used.
MPL to MPG
Miles per liter to miles per gallon — specialty unit conversion.
UK MPG to km/L
UK miles per gallon to kilometers per liter.
Conversion factors verified against NIST, BIPM
Based on SI definitions (BIPM).
Last reviewed: March 2026
