How many grapefruits is 1 ounce?

An ounce of grapefruits is about 0.12 of a medium grapefruit, since a medium grapefruit weighs 246 g. With small grapefruits that figure is about 0.14 and with large grapefruits about 0.09. Set the size selector to match what you have, then read the exact count above. The converter runs both ways for any weight.

Convert Grapefruit from Ounces to Whole Grapefruits

Use the tool below to convert grapefruit from Ounces to Whole Grapefruits.

A small grapefruit is 200 g and a large one 332 g, so 'two grapefruits' can swing from 400 g to over 650 g of fruit. Pick the right size below to keep salads, marmalade, and breakfast bowls on target.

How many grapefruits are in an ounce?

An ounce of grapefruits is about 0.12 of a medium grapefruit, based on a medium grapefruit of 246 g. Small grapefruits push that figure up and large ones bring it down, so set the size selector to match what you have, then read the exact count above.

Related Grapefruit Ingredients

After a sweeter citrus instead? The orange converter handles whole-fruit counts and chopped cups across small, medium, and large sizes. See how many oranges are in an ounce.

Out of grapefruit? See grapefruit substitutes →

No scale? The tool below gives a good estimate, but for exact bakes a digital kitchen scale removes the guesswork.

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Grapefruit converter tool

Enter an amount, pick your units, and set the size for counting whole grapefruits.

Convert from

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Grapefruit sizeSize applies to whole grapefruits (small / medium / large).

Result

0.12 grapefruits

Grapefruit Calculators & Kitchen Tools

Working with grapefruit? These tools handle the jobs a converter cannot.

Juice Yield Calculator Estimate how much juice you get from fresh produce.
Recipe Scaler Scale any recipe up or down and keep every ingredient in ratio.

Common Grapefruit conversions

Quick reference for grapefruit at medium size. Switch the size in the converter above for small or large.

Ounces	grapefruits
1 oz	0.12 grapefruits
2 oz	0.23 grapefruits
4 oz	0.46 grapefruits
8 oz	0.92 grapefruits
16 oz	1.84 grapefruits
32 oz	3.69 grapefruits

For the reverse conversion, see what one medium grapefruit is in ounces.

Grapefruit conversion chart

The chart below shows how whole grapefruits (medium size) convert to cups, grams and ounces.

oz	grapefruits	cups	cups (US)	g	lb	kg
4 oz	0.46 grapefruits	0.47 cups	0.49 cups (US)	113.4 g	0.25 lb	0.11 kg
8 oz	0.92 grapefruits	0.94 cups	0.99 cups (US)	226.8 g	0.5 lb	0.23 kg
16 oz	1.84 grapefruits	1.89 cups	1.97 cups (US)	453.59 g	1 lb	0.45 kg
24 oz	2.77 grapefruits	2.83 cups	2.96 cups (US)	680.39 g	1.5 lb	0.68 kg
32 oz	3.69 grapefruits	3.78 cups	3.94 cups (US)	907.18 g	2 lb	0.91 kg

Grapefruit varieties and best uses

The conversions above are the same whatever variety you use; the difference is what each is good for. Here is how the common grapefruit varieties compare.

Variety	Best for
Ruby Red	Juice and breakfast halves: sweet, low-acid, deep pink flesh.
Pink (Marsh)	Fresh eating and salads: mild, juicy, and seedless.
White (Marsh)	Marmalade and sharper dishes: the classic tart-bitter flavour with pale flesh.
Oroblanco	Salads and segments: sweet, nearly seedless pomelo cross with low bitterness.

Which should I pick?

For juice and breakfast halves, Ruby Red is the sweet, low-acid default with deep pink flesh. No Ruby Red? Pink (Marsh) is a touch milder and nearly as juicy. Reach for White (Marsh) when you want a sharper, more bitter classic note, or Oroblanco for a sweet, nearly seedless segment in salads.

Frequently Asked Questions

How many grapefruits is 1 ounce?: An ounce of grapefruits is about 0.12 of a medium grapefruit, since a medium grapefruit weighs 246 g. With small grapefruits that figure is about 0.14 and with large grapefruits about 0.09. Set the size selector to match what you have, then read the exact count above. The converter runs both ways for any weight. Open the grapefruit converter
Which grapefruit variety should I use?: For juice and breakfast halves, Ruby Red is the sweet, low-acid default with deep pink flesh. No Ruby Red? Pink (Marsh) is a touch milder and nearly as juicy. Reach for White (Marsh) when you want a sharper, more bitter classic note, or Oroblanco for a sweet, nearly seedless segment in salads.

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