by weight

Idioms  

1. According to weight rather than height, volume, or some other measure. For example, In Europe bread often is sold by weight rather than by the loaf. [c. a.d. 1000]

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Example Sentences

South Africa accounted for 66% of the seizures by weight, with significant shipments destined for Malaysia and Vietnam, the report said.

From BBC

On average, these fruits contained 0.26% alcohol by weight.

From Science Daily

The Magnificent Seven together account for about 35% of the S&P 500 by weight, he noted, and when you add Broadcom Inc.

From MarketWatch

Cardamom has always been expensive, usually the third costliest spice by weight, after saffron and vanilla.

From BBC

Treasure has a variety of definitions, including any object at least 300 years old when found which is not a coin but has metallic content of which at least 10% by weight is precious metal.

From BBC