31 MPG to km/L
| 31 MPG (US) | = | 13.2 km/L |
| 31 MPG (US) | = | 37.2 MPG (UK / Imperial) |
| 31 MPG (US) | = | 7.59 L/100km |
How to Convert MPG to km/L
This conversion is linear (a simple multiplication), unlike MPG ↔ L/100km. Both units measure distance per unit of fuel, so they scale proportionally.
- km/L = MPG (US) × 0.42514371 (exact: 1.609344 km/mi ÷ 3.785411784 L/gal)
- km/L = MPG (UK) × 0.35400622 (exact: 1.609344 km/mi ÷ 4.54609 L/gal)
Applying the formula to 31 MPG (US): 31 × 0.4251 = 13.2 km/L.
Is 31 MPG good?
31 MPG (US) is considered Average — typical of midsize sedans and compact SUVs. In km/L terms, that equals 13.2 km/L. In other units: 31 MPG (US) = 37.2 MPG (UK) = 7.59 L/100km.
Need a different value? Use our MPG to km/L Converter.
Similar Conversions
| MPG (US) | km/L | L/100km |
|---|---|---|
| 26 MPG | 11.1 | 9.05 |
| 27 MPG | 11.5 | 8.71 |
| 28 MPG | 11.9 | 8.40 |
| 29 MPG | 12.3 | 8.11 |
| 30 MPG | 12.8 | 7.84 |
| 32 MPG | 13.6 | 7.35 |
| 33 MPG | 14.0 | 7.13 |
| 34 MPG | 14.5 | 6.92 |
| 35 MPG | 14.9 | 6.72 |
| 36 MPG | 15.3 | 6.53 |
Related Fuel Economy Converters
Conversion factors verified against NIST, BIPM
Based on SI definitions (BIPM).
Last reviewed: March 2026
