Free online tool to convert grams to ounces and oz to g instantly. Includes kilograms, pounds, milligrams, troy ounces, batch table, and cooking presets.
Live conversion as you type. Standard avoirdupois ounce: 1 oz = 28.3495 g · 1 g = 0.035274 oz
Grams, ounces, pounds, kilograms, milligrams, metric tons, stones, and troy ounces (precious metals).
Enter multiple gram values (one per line or comma-separated) to convert all at once.
Tap any row to use that value in the quick converter.
| Grams | Ounces | Use case |
|---|
Approximate food weights in grams with ounce equivalents (US customary).
Exact formulas used by this calculator (avoirdupois ounce unless noted).
| Unit | Symbol | Grams (exact base) |
|---|
To convert grams to ounces, multiply the weight in grams by 0.035274. For example, 100 grams × 0.035274 = 3.527 ounces. To convert ounces to grams, multiply ounces by 28.3495 (so 1 oz ≈ 28.35 g).
This free grams to ounces converter handles both directions instantly—ideal for cooking, shipping, fitness tracking, and science labs.
| Grams (g) | Ounces (oz) | Pounds (lb) |
|---|---|---|
| 1 g | 0.035 oz | 0.0022 lb |
| 28.35 g | 1 oz | 0.0625 lb |
| 100 g | 3.527 oz | 0.220 lb |
| 250 g | 8.818 oz | 0.551 lb |
| 500 g | 17.637 oz | 1.102 lb |
| 1000 g (1 kg) | 35.274 oz | 2.205 lb |
Grams are metric units used worldwide (symbol g). Ounces are US customary / imperial units (symbol oz) for weight—not fluid ounces (volume). One avoirdupois ounce equals exactly 28.349523125 grams. A troy ounce (gold, silver) is heavier: about 31.1035 grams.
100 grams = 3.527 ounces (avoirdupois). Multiply 100 × 0.035274 to get the answer.
1 ounce = 28.3495 grams for everyday weight (avoirdupois ounce).
Yes. We use the standard conversion factor 1 oz = 28.349523125 g (NIST avoirdupois). Results round to your chosen decimal places.
Ounces (oz) measure mass/weight. Fluid ounces (fl oz) measure volume (liquids). Do not use this tool for fl oz—only for weight.
Divide grams by 453.592 for pounds, or use our All Units tab to convert g → lb or g → oz in one step. Example: 500 g ≈ 1.102 lb or 17.637 oz.
Convert grams to ounces, pounds, or cups quickly with our online calculator. Find easy conversions like 100 grams to ounces, 50 grams to ounces, and grams to cups for cooking and baking.