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gr to oz Converter

Convert grain (gr) to ounce (oz). Enter a value for an instant result, or use the examples and reverse conversion below.

520units ready to convert
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Mass

Mass from laboratory samples to industrial loads.

gr
oz

Try a decimal, 1e-9, 1/3, or 5 1/2.

Result0.00228571 oz1 gr = 0.00228571 oz
HOW IT IS CALCULATED

Convert through kilogram

Enter a grain value to calculate ounce with full internal precision before display rounding.

Display PrecisionAuto · 6 significant digits

Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
microgramfrom grµg64798.9
milligramfrom grmg64.7989
gramfrom grg0.0647989
kilogramfrom grkg0.0000647989
metric tonnefrom grt0.0000000647989
kilotonnefrom grkt6.47989e-11
grainfrom grgr1
ouncefrom groz0.00228571
avoirdupois poundfrom grlb0.000142857
stonefrom grst0.0000102041
short tonfrom grton US0.0000000714286
long tonfrom grton Imp0.0000000637755
slugfrom grslug0.00000444014
metric caratfrom grct0.323995
daltonfrom grDa3.90228e22

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.

gr to oz Conversion Reference

Grain (gr) and ounce (oz) are units of mass. Use this page to convert in either direction.

Conversion Examples

Grain to Ounce
Grain (gr)Ounce (oz)
1 gr0.00228571 oz
5 gr0.0114286 oz
10 gr0.0228571 oz
100 gr0.228571 oz

Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.

Reverse Conversion

oz to gr (ounce to grain)

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