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Vegetables

Canned tomatoes: weights & conversions

A US cup of canned tomatoes weighs about 240 g. 100 g is 32 calories and 1.6 g of protein.

Also written as: whole tomatoes, canned whole tomatoes, san marzano tomatoes, stewed tomatoes, petite diced tomatoes.

Convert any amount

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1 cup of canned tomatoes is about 240 grams.

Cups to grams

What each measure of canned tomatoes weighs, from the cup weight above.

canned tomatoes volume conversions
VolumeGramsOunces
1 cup240 g8.47 oz
3/4 cup180 g
2/3 cup160 g
1/2 cup120 g
1/3 cup80 g
1/4 cup60 g
1 tablespoon15 g
1 teaspoon5 g

Ounces and pounds

The weights an older recipe card is most likely to use.

canned tomatoes weight conversions
WeightGramsOunces
1 oz28.3 g
4 oz (1/4 lb)113 g
8 oz (1/2 lb)227 g
1 lb454 g
100 g100 g

Nutrition

Per 100 g of edible portion, transcribed from USDA reference data, and scaled to the measures above.

Nutrition for canned tomatoes by measure
MeasureCaloriesProteinFatCarbsFiberSodium
Per 100 g (100 g)321.6 g0.3 g7.3 g1.9 g186 mg
Per cup (240 g)773.84 g0.72 g17.5 g4.56 g446 mg
Per tablespoon (15 g)50.24 g0.05 g1.1 g0.28 g28 mg
Per 4 oz (113 g)361.81 g0.34 g8.28 g2.15 g211 mg

If you have run out

  • Tomato, the same amount. Chop fresh tomatoes and simmer a few extra minutes, since the canned kind is already cooked down.

Free recipes that use canned tomatoes

From our starter library — free to read, free to save into your own cookbook.

Common questions

How many grams are in a cup of canned tomatoes?
One US cup of canned tomatoes weighs about 240 g (8.47 oz). A tablespoon is about 15 g and a teaspoon about 5 g.
How many cups is 100 g of canned tomatoes?
100 g of canned tomatoes is about 0.42 cups — near enough to 3/8 of a cup in a measuring cup.
How many calories are in canned tomatoes?
Canned tomatoes has about 32 calories per 100 g, which works out to roughly 77 calories a cup.
What can I use instead of canned tomatoes?
Tomato, the same amount. Chop fresh tomatoes and simmer a few extra minutes, since the canned kind is already cooked down.

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