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UK MPG to US MPG

Convert UK imperial MPG to US MPG. UK gallons are larger than US gallons.

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Formula: uk mpg × 0.832674 = us mpg
How to use this converter
  1. 1Enter UK MPG.
  2. 2US MPG appears instantly.
Common questions
UK imperial gallon = 4.546 L. US gallon = 3.785 L. A car at 40 UK MPG = only 33.3 US MPG.
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