Oats groats, whole: Grams to Cups Conversion

Whole oat groats are dense, intact kernels (~0.74 g/mL). Weighing keeps water ratios precise for porridge or pilaf without gummy results.

Quick convert

  • US cup = 236.588 mL
  • 1 tbsp = 14.787 mL
  • 1 tsp = 4.929 mL

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Based on the measured density of Oats groats, whole (0.74 g/mL). Values rounded; real weight varies by brand, packing and temperature. Full sources in the tool on ChefSolver.

Reference table

gCups
500.3
1000.6
1500.9
2001.1
2501.4
3001.7
3502.0
4002.3
4502.6
5002.9
6003.4
7004.0
8004.6
9005.1
10005.7

FAQ

Why does a packed cup of Oats groats, whole show a smaller volume for the same grams?
Because packing reduces air gaps: the same mass fits in less cup volume. The table assumes loose fill as the reference.
Can I rely on grams-to-cups for Oats groats, whole when crystal size varies?
Use it as a ±10 % estimate. For tight recipe work, weigh and pick a consistent granulation.

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