Mass • NIST Exact

Grams Ounces

g → oz

1 g = 0.0352739619 ozNIST Exact

g → oz Reference Table

g oz
0.01 g 0.0003527396195 oz
0.1 g 0.003527396195 oz
0.5 g 0.01763698097 oz
1 g 0.03527396195 oz
2 g 0.0705479239 oz
5 g 0.1763698097 oz
10 g 0.3527396195 oz
20 g 0.705479239 oz
50 g 1.763698097 oz
100 g 3.527396195 oz
500 g 17.63698097 oz
1000 g 35.27396195 oz

Values based on NIST SP 811 conversion factors

🌍 Real-World Examples

200g steak (standard restaurant portion)

200 g = 7.05479239 oz

100g chicken breast (meal prep staple)

100 g = 3.527396195 oz

250g pack of butter

250 g = 8.818490487 oz

One serving of cheese (30 g)

30 g = 1.058218858 oz

Why Convert Grams to Ounces?

Converting between grams (g) and ounces (oz) is one of the most common mass conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert g to oz saves time and prevents errors.

Mass conversions between g and oz come up constantly in everyday life. International travelers need to convert luggage weight limits — airlines typically allow 23 kg (≈50.7 lb) for checked bags and 7-10 kg for carry-on. In fitness, gym equipment in the US uses pounds while most of the world uses kilograms. Cooking recipes from different countries require converting between grams, ounces, and pounds for accurate measurements.

How to Convert Grams to Ounces

To convert grams to ounces, use the following formula:

oz = g × 0.03527396195

Example: 1 g = 0.03527396195 oz

For example, 5 g = 0.1763698097 oz, 10 g = 0.3527396195 oz, and 100 g = 3.527396195 oz. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Use Cases

  • 200g steak (standard restaurant portion): 200 g = 7.05479239 oz
  • 100g chicken breast (meal prep staple): 100 g = 3.527396195 oz
  • 250g pack of butter: 250 g = 8.818490487 oz
  • One serving of cheese (30 g): 30 g = 1.058218858 oz

Common Mistakes to Avoid

  • Confusing mass and weight: In everyday use, "weight" and "mass" are interchangeable, but in science they differ. This converter handles mass units.
  • Pound ambiguity: The avoirdupois pound (lb, used for everyday weight) differs from the troy pound (used for precious metals). This converter uses avoirdupois.
  • Rounding errors in cooking: When converting g to oz for recipes, round to the nearest practical measurement (e.g., nearest 5g or ¼ oz).

Pro Tips

  • Memorize the factor: 1 g = 0.03527396195 oz. For quick mental math, remember this base conversion.
  • Quick reference: 5 g = 0.1763698097 oz · 10 g = 0.3527396195 oz · 25 g = 0.8818490487 oz · 50 g = 1.763698097 oz · 100 g = 3.527396195 oz
  • Bookmark this page: Save this converter for instant access. It works offline once loaded — no internet needed.

Grams to Ounces Conversion Table

goz
0.01 g0.0003527396195 oz
0.1 g0.003527396195 oz
0.5 g0.01763698097 oz
1 g0.03527396195 oz
2 g0.0705479239 oz
5 g0.1763698097 oz
10 g0.3527396195 oz
20 g0.705479239 oz
50 g1.763698097 oz
100 g3.527396195 oz
500 g17.63698097 oz
1000 g35.27396195 oz

All values in this table are mathematically exact per NIST SP 811.

Frequently Asked Questions

How many ounces are in 1 gram?

1 g equals 0.03527396195 oz. This is an exact conversion factor defined by NIST.

How do I convert grams to ounces?

Multiply the value in g by the conversion factor. For example, 10 g = 0.3527396195 oz. Use our calculator above for instant results.

Is the grams to ounces conversion exact?

Yes, this conversion is mathematically exact based on the international definition of these units (NIST SP 811).

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