Convert Imperial MPG to US MPG
Convert imperial MPG to US MPG instantly. Type a value below, check the formula and table, then see how the same mpg (imp) to mpg (US) conversion looks as a single line in Notes Calculator.
Imperial MPG to US MPG formula
One mile per imperial gallon is 0.832674 US MPG, so mpg (US) = mpg (imp) × 0.832674. For the reverse, multiply US MPG by 1.20095, or use the US MPG to Imperial MPG converter.
Imperial MPG to US MPG conversion table
| Imperial MPG (mpg (imp)) | US MPG (mpg (US)) |
|---|---|
| 5 | 4.16337 |
| 10 | 8.32674 |
| 15 | 12.4901 |
| 20 | 16.6535 |
| 25 | 20.8169 |
| 30 | 24.9802 |
| 35 | 29.1436 |
| 40 | 33.307 |
| 50 | 41.6337 |
| 60 | 49.9605 |
| 80 | 66.6139 |
Imperial MPG to US MPG in Notes Calculator
Notes Calculator is a notepad that does math. Write 100 mpg to mpgUS on any line and the answer appears beside it. Change the number and the result follows. The same works with in and as, and with values stored in variables, so a whole estimate can mix imperial MPG and US MPG without a separate converter.
| Note | Result |
|---|---|
| 100 mpg to mpgUS | 83.27 mpgUS |
| 100 mpg in mpgUS | 83.27 mpgUS |
| 20 mpgUS as mpg | 24.02 mpg |
See the unit conversion docs for mixing units in one expression, or open the free web app and try it.
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FAQ
Frequently asked questions
- One mile per imperial gallon equals 0.832674 US MPG. To convert imperial MPG to US MPG, multiply by 0.832674; to go back, multiply by 1.20095.
- Type the value, the unit, and the target unit on one line: 100 mpg to mpgUS. The keywords to, in, and as all work, and the result updates as you type. You can also keep the value in a variable and convert it later.
- Yes. The converter on this page is free, and Notes Calculator has a free plan for the web, Mac, Windows, Linux, and Android with the same unit conversions built in.
How many US MPG are in one mile per imperial gallon?
How do I convert imperial MPG to US MPG in Notes Calculator?
Is this imperial MPG to US MPG converter free?
Convert imperial MPG to US MPG without leaving your notes.
Notes Calculator is free to start and runs in your browser. Units, currencies, percentages, and variables in one plain-text notepad.
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