Convert Onion from Grams to Whole Onions

Onion converter

Use the tool below to convert onion from Grams to Whole Onions.

Onion size swings from a 70 g small to a 150 g large, more than double. Setting the size below means “1 cup chopped” comes out right whether your onions are small or jumbo.

How many onions is 200g?

200 g of onion is about 1.82 medium onions, since a medium onion weighs 110 g. With small onions that figure is about 2.86 and with large onions about 1.33. Set the size selector to match what you have, then read the exact count above.

Out of onion? See onion substitutes →

Already chopping? The chopped onion converter moves straight between cups, grams, and spoons of prepped onion. See our Chopped Onion converter.

Need a milder, more delicate allium? Shallots (20–60 g) suit dressings and pan sauces. See our Shallot converter.

Spring onions (10–25 g) are tender and herbaceous, great raw or as a garnish. See our Spring Onion converter.

Mincing garlic for the same dish? Garlic cloves (2–7 g) bring pungent bite where onion brings sweet body. See our Garlic converter.

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

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

Convert from

Convert to

Onion sizeSize applies to whole onions (small / medium / large).

Result

0.01 onions

Common Onion conversions

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

Grams	onions
50 g	0.45 onions
100 g	0.91 onions
250 g	2.27 onions
500 g	4.55 onions
750 g	6.82 onions
1000 g	9.09 onions

Onion conversion chart

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

g	onions	cups	cups (US)	oz	lb
100 g	0.91 onions	0.6 cups	0.63 cups (US)	3.53 oz	0.22 lb
250 g	2.27 onions	1.5 cups	1.56 cups (US)	8.82 oz	0.55 lb
500 g	4.55 onions	2.99 cups	3.13 cups (US)	17.64 oz	1.1 lb
750 g	6.82 onions	4.49 cups	4.69 cups (US)	26.46 oz	1.65 lb
1000 g	9.09 onions	5.99 cups	6.25 cups (US)	35.27 oz	2.2 lb

Onion 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 onion varieties compare.

Variety	Best for
Yellow / brown	All-purpose cooking, soups, caramelising: balanced and sweetens when cooked.
Red	Raw in salads and pickling: mild, colourful; also good roasted.
White	Mexican dishes and salsa: sharp and clean raw.
Sweet (Vidalia / Walla Walla)	Onion rings and raw slices: low pungency, high sugar.
Shallot	Dressings and pan sauces: delicate, subtle flavour.

Which should I pick?

For everyday cooking, soups, and caramelising, a yellow / brown onion is the default, with the most balanced flavour. For raw use in salads, salsa, or pickling, a red or sweet (Vidalia / Walla Walla) onion is milder. White onions suit Mexican dishes; shallots are the delicate choice for dressings and pan sauces.

Frequently Asked Questions

How many onions is 200g?: 200 grams of onions is about 1.82 medium onions, since a medium onion weighs 110 g. With small onions that figure is about 2.86 and with large onions about 1.33. 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 onion converter
Which onion variety should I use?: For everyday cooking, soups, and caramelising, a yellow / brown onion is the default, with the most balanced flavour. For raw use in salads, salsa, or pickling, a red or sweet (Vidalia / Walla Walla) onion is milder. White onions suit Mexican dishes; shallots are the delicate choice for dressings and pan sauces.

Other produce

Convert another fruit or vegetable: