Unit Conversions & Measures
Liters to Imperial Gallons Converter
Convert liters to imperial gallons with the exact factor, the working shown step by step and a plain-English explanation.
Your inputs
Change any value to update the result instantly.
Imperial Gallons
21.996925 imp gal
Conversion factor
1 L = 0.2199692483 imp gal
Value in cubic meter (internal base unit)
0.1 m³
Reverse conversion check
21.996925 imp gal = 100 L
Rounded for everyday use
22 imp gal
The imperial gallon is 4.54609 litres, about 20% larger than the US gallon.
What this calculator does
Converts a measurement given in litres into imperial gallons using the defined conversion factor.
What your result means
The same quantity expressed in imp gal instead of L. Nothing about the measurement itself changes.
Formula and working
imp gal = L × 0.2199692483
- 1
Start with your value
100 L
- 2
Convert to cubic meter
100 × 0.001 = 0.1 m³
- 3
Convert into imperial gallons
0.1 ÷ 0.00454609 = 21.996925 imp gal
- 4
Result
100 L = 21.996925 imp gal
Frequently asked questions
Symbols and assumptions
- L
- Input unit — litre
- imp gal
- Output unit — imperial gallon
- m³
- Base unit used internally for volume and capacity
- • Both units measure volume and capacity, so the physical quantity is unchanged by the conversion.
- • The relationship is exactly linear: 1 L = 0.2199692483 imp gal.
- • Values are converted through the SI base unit for this quantity rather than pair by pair.
Sources and review
Reviewed 2026-09-22 · Next review 2027-09-22
- • A unit conversion changes how a number is expressed, not how it was measured — the answer can never be more accurate than the value entered.
- • The imperial gallon is 4.54609 litres, about 20% larger than the US gallon.
Important limitation
This is an educational estimate based only on the values and formula shown. Verify current rates, rules, units, and professional standards before relying on the result. It is not personalized financial or investment advice.
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