How heavy is 1 ounce?
Instead of leaving 1 ounce as an abstract number, these examples place it beside familiar objects and living things with published weights.
1-Ounce Weight Comparisons
Measured against the U.S. half-dollar, 1 ounce works out to about 2.5 times that reference weight.
A half-dollar has a published mass of 11.34 grams. Its source measurement converts to 0.4 ounces, giving this direct proportional comparison.
Source: U.S. Mint
1 ounce is about 62% of the regulation golf ball.
A regulation golf ball may weigh no more than 45.93 grams. Using the published weight of 1.62 ounces, the target equals 62% of that amount.
Source: USGA
1 ounce is about 37% of the adult American robin.
Adult American robins vary naturally, so this is a typical published mass. The comparison uses the published or clearly qualified weight after converting both figures into the same unit.
Source: Cornell Lab of Ornithology
Measured against the regulation tennis ball, 1 ounce works out to about 49% of that reference weight.
A regulation tennis ball weighs roughly 56 to 59.4 grams. Using the published weight of 2.04 ounces, the target equals 49% of that amount.
Source: International Tennis Federation
Measured against the U.S. quarter, 1 ounce works out to about 5 times that reference weight.
A quarter has a published mass of 5.67 grams. Using the published weight of 0.2 ounces, the target equals 5 of that amount.
Source: U.S. Mint
Measured against the iPhone SE, 1 ounce works out to about 20% of that reference weight.
Apple lists the third-generation iPhone SE at 144 grams. Its source measurement converts to 5.08 ounces, giving this direct proportional comparison.
Source: Apple
For scale, 1 ounce is about 20% of the regulation baseball.
An official baseball weighs between 5 and 5.25 ounces. Using the published weight of 5.12 ounces, the target equals 20% of that amount.
Source: Major League Baseball
1 ounce is approximately 28 grams.
Using the exact conversion that 1 ounce equals exactly 28.349523125 grams, the unrounded result is 28.35 grams.
Fixed specifications are stated directly. Naturally variable animals and configuration-dependent products are described as typical, representative, or approximate.
