400 ml to Ounces
400 ml is 13.5 US fluid ounces (14.1 UK fluid ounces).
400 ml is
13.5 fl oz
14.1 UK fl oz · 1.69 US cups
To measure 400 ml
1⅔ cups+1 tsp
With a 1, ½, ⅓ and ¼ cup set: 1½ cups + 3 tbsp
What 400 ml weighs
| Ingredient | Grams | Ounces |
|---|---|---|
| Water | 399 g | 14.1 oz |
| Milk | 414 g | 14.6 oz |
| All-Purpose Flour | 211 g | 7.4 oz |
| Granulated Sugar | 338 g | 11.9 oz |
| Vegetable Oil | 369 g | 13 oz |
US cups, filled level (dry ingredients spooned in); weights reviewed August 15, 2026. Fluid ounces measure volume; ounces here are weight. Every ingredient’s weight per cup · How we calculate
Nearby amounts
Every amount, with a converter: ml to ounces chart.
Same amount in other units
Questions
How many fluid ounces is 400 ml?
400 ml is 13.5 US fluid ounces (14.1 UK fluid ounces).
Is a US fluid ounce the same as a UK fluid ounce?
No. A US fluid ounce is 29.6 ml (29.5735 ml exactly) and a UK (imperial) fluid ounce is 28.4 ml (28.4131 ml), about 4% smaller. US recipes, nutrition labels and bottles sold in the US mean the US fluid ounce; older British recipes mean the UK one.
How do I measure 400 ml with cups and spoons?
Use 1⅔ cups + 1 tsp; with only a 1, ½, ⅓ and ¼ cup set, 1½ cups + 3 tbsp. Level each cup and spoon with a knife.
How much does 400 ml weigh?
It depends on what fills it: 400 ml of water weighs 399 g, of all-purpose flour 211 g and of granulated sugar 338 g.