Fuel EconomyMiles per US Gallon to Miles per Liter

Miles per US Gallon to Miles per Liter

Methodology·How We Verify

Snapshot

1 Miles per US Gallon equals 0.264172 Miles per Liter.

Reference basis: This conversion uses a fixed factor based on reference unit definitions.
Example: For 5 Miles per US Gallon, the result equals 1.32086 Miles per Liter.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

0.264172 Miles per Liter (mi/L)

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API and AI agent access

Miles per US Gallon to Miles per Liter.

Machine-readable identifiers

Conversion family: fuel-economy
Source unit: miles_per_us_gallon
Target unit: miles_per_liter

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "fuel-economy",
  "value": 1,
  "from": "miles_per_us_gallon",
  "to": "miles_per_liter"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "fuel-economy",
    "value": 1,
    "from": "miles_per_us_gallon",
    "to": "miles_per_liter",
    "result": {
      "raw": 0.264172052632,
      "display": "0.264172"
    },
    "canonicalPath": "/fuel-economy/miles-per-us-gallon-to-miles-per-liter/"
  }
}

API, OpenAPI and WebMCP documentation

Explanation

The converter converts miles per us gallon into miles per liter using liters per 100 kilometers as the shared normalization basis. The factor stays fixed for this route, so the direct answer, calculator, common values, and mirror Miles per Liter to Miles per US Gallon page all use the same fuel-economy definitions.

Method & Reference

Method basis: exact conversion formula shown in Snapshot.
Applied factor: 1 Miles per US Gallon = 0.264172 Miles per Liter.
Consistency rule: calculator output and table values use the same constants and rounding policy.

Common Conversion Values

Miles per US Gallon (mpg (US))	Miles per Liter (mi/L)
5	1.32086
10	2.641721
15	3.962581
20	5.283441
25	6.604301
30	7.925162
40	10.566882
50	13.208603
60	15.850323
80	21.133764

Questions & answers

Frequently Asked Questions

Does this page use fixed fuel-economy standards only?

Yes. This cluster uses fixed metric, US, and UK fuel-economy standards only, with every route normalized through liters per 100 kilometers.