Fuel economy conversion (MPG ↔ L/100 km)

Lower L/100 km is better; higher MPG is better — they move in opposite directions.

Updated:

US MPGL/100 kmUK MPG (approx)
1023.512.0
1515.718.0
2011.824.0
259.430.0
307.836.0
356.742.0
405.948.0
455.254.0
504.760.0
FormulaL/100 km = 235.215 / US_MPGUK_MPG ≈ US_MPG × 1.201

Notes