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4 Grams of Water in Oz
4 grams of water equals 0.135 ( ~ 1/8) oz*
About water measurements
Water is the reference point for every other ingredient here, with a density of 1.0 g/ml, so one US cup is 237 g. It peaks near 1.000 g/ml at about 4°C and thins slightly as it warms, so hot water measured by volume weighs a touch less than cold.

Grams of water equivalent in oz?
FAQs on water weight to volume conversion
Is 4 grams of water 0.135 oz?
Yes — 4 grams of water equals 0.135 ( ~ 1/8) oz, based on a density of 1000 g/ml.
4 grams of water equals how many oz?
4 grams of water is equivalent 0.135 ( ~ 1/8) oz.
How much is 0.135 oz of water in grams?
0.135 oz of water equals 4 grams.
Water Conversion Chart Near 2.8 Grams
| Grams to Oz of Water | |
|---|---|
| 2.8 grams | 0.0947 ( ~ 1/8) oz |
| 2.9 grams | 0.0981 ( ~ 1/8) oz |
| 3 grams | 0.101 ( ~ 1/8) oz |
| 3.1 grams | 0.105 ( ~ 1/8) oz |
| 3.2 grams | 0.108 ( ~ 1/8) oz |
| 3.3 grams | 0.112 ( ~ 1/8) oz |
| 3.4 grams | 0.115 ( ~ 1/8) oz |
| 3.5 grams | 0.118 ( ~ 1/8) oz |
| 3.6 grams | 0.122 ( ~ 1/8) oz |
| 3.7 grams | 0.125 ( ~ 1/8) oz |
| 3.8 grams | 0.128 ( ~ 1/8) oz |
| 3.9 grams | 0.132 ( ~ 1/8) oz |
| 4 grams | 0.135 ( ~ 1/8) oz |
| 4.1 grams | 0.139 ( ~ 1/8) oz |
| 4.2 grams | 0.142 ( ~ 1/8) oz |
| 4.3 grams | 0.145 ( ~ 1/8) oz |
| 4.4 grams | 0.149 ( ~ 1/8) oz |
| 4.5 grams | 0.152 ( ~ 1/8) oz |
| 4.6 grams | 0.156 ( ~ 1/8) oz |
| 4.7 grams | 0.159 ( ~ 1/8) oz |
| 4.8 grams | 0.162 ( ~ 1/8) oz |
| 4.9 grams | 0.166 ( ~ 1/8) oz |
| 5 grams | 0.169 ( ~ 1/8) oz |
| 5.1 grams | 0.172 ( ~ 1/8) oz |
| 5.2 grams | 0.176 ( ~ 1/8) oz |
Note: Values are rounded to 3 significant figures. Fractions are rounded to common recipe fractions (1/8, 1/4, 1/3, 1/2, 2/3, 3/4…).
References:
Weight to Volume Conversions - Recipes
A note on cooking ingredients measurements
Notes: results are rounded (by default) to 3 significant figures. Cooking conversions use standard ingredient densities — the exact weight varies slightly with the brand and how tightly the ingredient is packed ☺.