Daily Figures Edition No Sign-Up Free Forever Vol. XII — No. 204
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mL to Grams Calculator

Convert millilitres to grams and back for water, milk, oil and more.

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Weight ↔ volume.
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Density
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How the mL to Grams Calculator Works

Millilitres measure volume and grams measure weight, so converting between them needs the ingredient’s density (grams per millilitre). Water is the simple case at exactly 1 g/mL, so 100 mL of water is 100 g. Other ingredients differ: oil is about 0.92 g/mL, honey 1.42, flour around 0.53. Pick the ingredient and the calculator multiplies or divides accordingly.

For water and most thin liquids the numbers are close to equal, but for oils, syrups and dry goods the density really matters.

grams = millilitres × density (g/mL)

Frequently Asked Questions

Is 1 mL the same as 1 gram?

Only for water (and near enough for thin water-based liquids). Water is 1 g/mL, so 100 mL is 100 g.

How do I convert mL to grams for oil?

Multiply the millilitres by about 0.92, since vegetable oil has a density of roughly 0.92 g/mL.

Why does density matter?

Because grams weigh a substance while millilitres measure how much space it takes up — density links the two.

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