Coffee ratio

How much coffee for 8 cups

For 8 five-ounce cups (1183 ml), use about 70–74 g of coffee.

Water (8 × 5 oz)
1183 ml
40 fl oz
Coffee at 1:17
70 g
2.5 oz
Stronger, 1:16
74 g
2.6 oz
SCA, 1:18
66 g
55 g per litre

Use your own numbers: open the coffee ratio calculator →

Coffee for 8 cups

Cup sizeWater1:161:171:18 (SCA)
5 fl oz1183 ml74 g70 g66 g
6 fl oz1420 ml89 g84 g79 g

A coffee-maker “cup” is usually about 5 fl oz (148 ml) — check your machine’s manual. The SCA Golden Cup standard is 55 g per litre ±10% (SCA). Because the grounds hold back roughly twice their weight in water, you will pour out a little less than you put in.

Other pot sizes

4 cups · 6 cups · 10 cups · 12 cups

Last reviewed: 2026-10-04 · Disclaimer

FAQ

Coffee — questions

Most drip machines count a cup as about 5 fl oz, so 8 cups is 1183 ml of water. At 1:17 that takes about 70 g of coffee; at 1:16, 74 g.

8 six-ounce cups is 1420 ml of water, which takes about 84 g of coffee at 1:17.

The SCA Golden Cup standard is 55 g of coffee per litre of water ±10% — about 1:18. Many people prefer a little stronger, 1:15–1:17.