Converting liters to gallons is useful in the automotive industry (fuel consumption), American cooking and tank management. There are two types of gallons: the US gallon and the imperial gallon (UK gallon).
1 liter equals 0.264172 US gallons or 0.219969 imperial gallons (UK). In most practical contexts, the US gallon is used.
📐 Formula
US Gallons = Liters × 0.264172
UK Gallons = Liters × 0.219969
📊 Reference table
| Liters (L) | US Gallons | UK Gallons |
|---|---|---|
| 1 | 0.264 | 0.220 |
| 3.785 | 1 | 0.833 |
| 4.546 | 1.201 | 1 |
| 10 | 2.642 | 2.200 |
| 20 | 5.283 | 4.399 |
| 50 | 13.209 | 10.998 |
| 100 | 26.417 | 21.997 |
| 200 | 52.834 | 43.994 |
💡 Practical examples
Example 1: 50 liters (full tank)
50 × 0.264172 ≈ 13.21 US gallons. A full tank of 50 L is about 13.2 gallons.
Example 2: 1 liter (bottle)
1 × 0.264172 ≈ 0.264 US gallons. A 1-liter water bottle is about a quarter of a gallon.
Example 3: 3.785 liters
3.785 × 0.264172 ≈ 1 US gallon. This is exactly the definition of the US gallon in liters.