100 MPG (UK) to L/100km
| 100 MPG (UK) | = | 2.82 L/100km |
| 100 MPG (UK) | = | 83.3 MPG (US) |
| 100 MPG (UK) | = | 35.4 km/L |
How to Convert MPG (UK) to L/100km
The conversion is inverse: since MPG measures distance per unit of fuel and L/100km measures fuel per unit of distance, the formula is a division, not a multiplication.
- L/100km = 282.48094 ÷ MPG (UK)
Applying the formula to 100 MPG (UK): 282.481 ÷ 100 = 2.82 L/100km.
Is 100 MPG (UK) good?
100 MPG (UK) is considered Excellent — plug-in hybrid or efficient diesel. In metric terms, this equals 2.82 L/100km (European labels) or 35.4 km/L (used in India, Japan, Brazil). In US terms, 100 MPG (UK) = 83.3 MPG (US).
Need a different value? Use our MPG (UK) to L/100km Converter.
Similar Conversions
| MPG (UK) | L/100km | km/L |
|---|---|---|
| 65 MPG | 4.35 | 23.0 |
| 70 MPG | 4.04 | 24.8 |
| 75 MPG | 3.77 | 26.6 |
| 80 MPG | 3.53 | 28.3 |
| 90 MPG | 3.14 | 31.9 |
Related Fuel Economy Converters
Conversion factors verified against NIST, BIPM
Based on SI definitions (BIPM).
Last reviewed: March 2026
