Mass • NIST Exact

Grams Ounces

g → oz

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NIST Exact

Based on U.S. National Institute of Standards

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Grams to Ounces Formula

To convert from Grams to Ounces, you can use the following formula:

Ounces = Grams × NaN

This means you need to multiply your Grams value by NaN to get the equivalent value in Ounces.

g → oz Reference Table

g oz
0.001 g 0.00003527396195 oz
0.002 g 0.0000705479239 oz
0.003 g 0.0001058218858 oz
0.004 g 0.0001410958478 oz
0.005 g 0.0001763698097 oz
0.006 g 0.0002116437717 oz
0.007 g 0.0002469177336 oz
0.008 g 0.0002821916956 oz
0.009 g 0.0003174656575 oz
0.01 g 0.0003527396195 oz
0.02 g 0.000705479239 oz
0.03 g 0.001058218858 oz
0.04 g 0.001410958478 oz
0.05 g 0.001763698097 oz
0.06 g 0.002116437717 oz
0.07 g 0.002469177336 oz
0.08 g 0.002821916956 oz
0.09 g 0.003174656575 oz
0.1 g 0.003527396195 oz
0.2 g 0.00705479239 oz
0.3 g 0.01058218858 oz
0.4 g 0.01410958478 oz
0.5 g 0.01763698097 oz
0.6 g 0.02116437717 oz
0.7 g 0.02469177336 oz
0.8 g 0.02821916956 oz
0.9 g 0.03174656575 oz
1 g 0.03527396195 oz
1.5 g 0.05291094292 oz
2 g 0.0705479239 oz
2.5 g 0.08818490487 oz
3 g 0.1058218858 oz
3.5 g 0.1234588668 oz
4 g 0.1410958478 oz
4.5 g 0.1587328288 oz
5 g 0.1763698097 oz
5.5 g 0.1940067907 oz
6 g 0.2116437717 oz
6.5 g 0.2292807527 oz
7 g 0.2469177336 oz
7.5 g 0.2645547146 oz
8 g 0.2821916956 oz
8.5 g 0.2998286766 oz
9 g 0.3174656575 oz
9.5 g 0.3351026385 oz
10 g 0.3527396195 oz
11 g 0.3880135814 oz
12 g 0.4232875434 oz
13 g 0.4585615053 oz
14 g 0.4938354673 oz
15 g 0.5291094292 oz
16 g 0.5643833912 oz
17 g 0.5996573531 oz
18 g 0.6349313151 oz
19 g 0.670205277 oz
20 g 0.705479239 oz
25 g 0.8818490487 oz
30 g 1.058218858 oz
35 g 1.234588668 oz
40 g 1.410958478 oz
45 g 1.587328288 oz
50 g 1.763698097 oz
55 g 1.940067907 oz
60 g 2.116437717 oz
65 g 2.292807527 oz
70 g 2.469177336 oz
75 g 2.645547146 oz
80 g 2.821916956 oz
85 g 2.998286766 oz
90 g 3.174656575 oz
95 g 3.351026385 oz
100 g 3.527396195 oz
120 g 4.232875434 oz
125 g 4.409245244 oz
130 g 4.585615053 oz
140 g 4.938354673 oz
150 g 5.291094292 oz
160 g 5.643833912 oz
175 g 6.172943341 oz
180 g 6.349313151 oz
200 g 7.05479239 oz
225 g 7.936641439 oz
250 g 8.818490487 oz
275 g 9.700339536 oz
300 g 10.58218858 oz
350 g 12.34588668 oz
400 g 14.10958478 oz
450 g 15.87328288 oz
500 g 17.63698097 oz
600 g 21.16437717 oz
700 g 24.69177336 oz
750 g 26.45547146 oz
800 g 28.21916956 oz
900 g 31.74656575 oz
1000 g 35.27396195 oz
1200 g 42.32875434 oz
1250 g 44.09245244 oz
1500 g 52.91094292 oz
1750 g 61.72943341 oz
2000 g 70.5479239 oz
2500 g 88.18490487 oz
3000 g 105.8218858 oz
4000 g 141.0958478 oz
4500 g 158.7328288 oz
5000 g 176.3698097 oz
6000 g 211.6437717 oz
7000 g 246.9177336 oz
7500 g 264.5547146 oz
8000 g 282.1916956 oz
9000 g 317.4656575 oz
10000 g 352.7396195 oz
15000 g 529.1094292 oz
20000 g 705.479239 oz
25000 g 881.8490487 oz
50000 g 1763.698097 oz
75000 g 2645.547146 oz
100000 g 3527.396195 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 from g to oz are vital in culinary arts, logistics, and pharmaceutical industries. Professional chefs and home bakers rely on precise ingredient conversions to replicate international recipes — a slight variation in flour or leavening agents can ruin the texture of a dish. In global shipping, freight costs and vehicle load limits depend on accurate weight calculations to ensure safety and compliance with transport regulations. Furthermore, in healthcare and chemistry, dosage calculations must be exact; confusing mass units can lead to ineffective treatments or dangerous overdoses. Reliable mass conversion ensures consistency across borders and disciplines.

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. For larger values, 1000 g = 35.27396195 oz. Conversely, 1 oz = 28.34952313 g. 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

  • Mass vs Weight: confusing mass (kg) with weight/force (Newtons or lbs-force).
  • Ton variations: mixing up Short Ton (US), Long Ton (UK), and Metric Tonne.
  • Ounce confusion: confusing Ounces (weight) with Fluid Ounces (volume).

Pro Tips

  • Kitchen scales: Use the 'Tare' button to zero out container weight.
  • Water weight: 1 Liter of water weighs exactly 1 kg (at 4°C). Useful benchmark.
  • Conversion rule: To get kg from lbs, divide by 2.2 (approx halve it).

What is a Gram?

The gram (g) is a metric unit of mass equal to one-thousandth of a kilogram (0.001 kg). Originally defined as the mass of one cubic centimeter of water at 4°C.

Grams are widely used for small weights in cooking (ingredients), nutrition facts, chemistry, and postal services worldwide.

What is a Ounce?

The ounce (oz) is a unit of mass in the Imperial and US customary systems. One avoirdupois ounce is equal to roughly 28.35 grams (1/16 of a pound).

Ounces are commonly used in the US for food packaging, postal weights, and precious metals (though precious metals use troy ounces, which are heavier).

Frequently Asked Questions

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