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Grams to Liters Converter

Turning a weight in grams into liters? A liter of water weighs 1000 g, so enter the grams below. This assumes water, at a density of 1 g/mL.

Grams ⇄ Liters
g
=
L
Result1000 g = 1 L
Quick answer
For water, 1 liter weighs 1000 grams, so divide grams by 1000 to get liters. That makes 500 g half a liter and 2000 g two liters. The match works because water has a density of 1 g/mL. A liter of a lighter liquid such as oil weighs closer to 910 g, and a denser one like syrup weighs more, so the figure holds for water only.

Conversion table

Grams (g)Liters (L)
100 g0.1
250 g0.25
500 g0.5
1000 g1
1500 g1.5
2000 g2
5000 g5
10000 g10

How to convert Grams to Liters

liters = grams ÷ (1000 × density)water density = 1 g/mL, so liters = grams ÷ 1000 · reverse: grams = liters × 1000
grams
the weight you enter
liters
the volume of that much water
1000
grams in one liter of water

This assumes water. For another liquid, divide by its density in g/mL first: 1000 g of oil (density about 0.91) fills roughly 1.10 L, not 1 L.

Frequently asked questions

How many grams are in a liter of water?

A liter of water weighs 1000 g, which is one kilogram.

How many liters is 500 grams of water?

500 g of water is 0.5 L, half a liter.

Is 1 liter always 1000 grams?

Only for water. Lighter or denser liquids weigh less or more per liter because their density differs.

How do I convert grams to liters?

Divide the grams by 1000 for water. For another liquid, divide by 1000 times its density in g/mL.

How many liters is 2000 grams?

For water, 2000 g is 2 L.