Conversion Tool · 2026

Water Weight Converter Gallons, litres, ounces, kilos.

Convert between any water units in any direction. Perfect for cooking, aquariums, fitness tracking, and home plumbing math.

10+
Units Supported
1L
= 2.2 lbs
US/UK
Gallon Aware

Water unit converter

Type any value, pick the unit, see all conversions instantly.

Water density: 1 L = 1 kg = 1000 g (at 4°C). Slight variations occur at different temperatures.

All conversions
1 L

= 1 kg = 2.205 lb (at 4°C)

Volume conversions
    Weight conversions
      Reference Values

      Common water conversions.

      Quick reference for cooking, fitness, and DIY projects.

      FromEquivalentUse case
      1 L water1 kg / 2.205 lb / 33.8 fl ozStandard reference
      1 US gallon3.785 L / 3.785 kg / 8.34 lbUS household water
      1 UK gallon4.546 L / 4.546 kg / 10.02 lbUK / Commonwealth
      1 cup (US)237 ml / 0.237 kg / 0.52 lbCooking recipes
      5 gallons (US)18.93 L / 18.93 kg / 41.7 lbWater cooler jug
      1 fl oz (US)29.57 ml / 0.0296 kgRecipe measurement
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