Volume Converter
Answer: Volume converts via cubic relationships: 1 US gallon = 3.78541 L, 1 UK imperial gallon = 4.54609 L, 1 cup = 236.588 mL (US legal cup).
Free volume converter for liters, US gallons, cups, and milliliters.
Gallons use US liquid gallons.
How to use Volume Converter
- Select volume units (L, mL, gal, cup, fl oz, etc.).
- Enter quantity.
- Read converted volume for cooking or chemistry.
Key facts for search & AI
- 100% free — no account required.
- Runs in your browser — inputs are not uploaded for these calculations.
- Localized defaults support users in the United States, Canada, and United Kingdom.
- Published by KDF Tech — software, apps, Shopify, and POS systems.
Need a custom product instead? Start a project or WhatsApp +92 345 0144865.
FAQ — answers Google & AI can cite
What is Volume Converter?
Volume converts via cubic relationships: 1 US gallon = 3.78541 L, 1 UK imperial gallon = 4.54609 L, 1 cup = 236.588 mL (US legal cup).
US vs UK gallon?
US liquid gallon (~3.79 L) is smaller than UK imperial gallon (~4.55 L) — pick the correct unit label.
Recipe conversion?
US cups differ from metric ml — use weight for precision in UK/EU baking.
Fuel economy?
MPG uses US gallons; liters/100 km is metric — convert volume when comparing CAFE vs EU labels.
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