Which is bigger, red kangaroo or white-tailed deer?

White-tailed deer is somewhat greater than red kangaroo on weight — about 1.2×. Both figures are typical values; the full range for each is in the table above.

How do red kangaroos and white-tailed deer compare on height?

Red kangaroo: 1–1.8 m. White-tailed deer: 0.8–1.1 m. Red kangaroo is 1.5× white-tailed deer on height.

How do red kangaroos and white-tailed deer compare on length?

Red kangaroo: 0.85–1.6 m. White-tailed deer: 1.5–2.1 m. White-tailed deer is somewhat greater than red kangaroo on length — about 1.3×.

Red kangaroo vs White-tailed deer

Red kangaroo vs white-tailed deer

White-tailed deer is larger on weight

White-tailed deer is somewhat greater than red kangaroo on weight — about 1.2×.

A red kangaroo and a white-tailed deer can be compared on 5 measures. The figures below are typical adult or full-size values, with the larger of the two in bold.

Side by side

Larger value in bold. Ranges reflect genuine variation, not uncertainty.
	Red kangaroo	White-tailed deer
Weight	18–92 kg	25–150 kg
Height	1–1.8 m	0.8–1.1 m
Length	0.85–1.6 m	1.5–2.1 m
Top speed	56 km/h	48 km/h
Typical lifespan	12–25 yr	3–20 yr

What the numbers say

White-tailed deer is somewhat greater than red kangaroo on weight — about 1.2×.
Red kangaroo is 1.5× white-tailed deer on height.
White-tailed deer is somewhat greater than red kangaroo on length — about 1.3×.
Red kangaroo is somewhat greater than white-tailed deer on top speed — about 1.2×.
Red kangaroo is 3.3× white-tailed deer on typical lifespan.

Weight compared.

White-tailed deer 25–150 kg

Red kangaroo 18–92 kg

Red kangaroo

The largest marsupial; a hopping gait that gets more efficient the faster it goes.

White-tailed deer

The most abundant large mammal in North America, with about 30 million animals.

This is a comparison of published measurements, nothing more. It describes how two things differ on measures that have been recorded; it does not predict how they would fare against each other in any situation.

Common questions

Which is bigger, red kangaroo or white-tailed deer?: White-tailed deer is somewhat greater than red kangaroo on weight — about 1.2×. Both figures are typical values; the full range for each is in the table above.
How do red kangaroos and white-tailed deer compare on height?: Red kangaroo: 1–1.8 m. White-tailed deer: 0.8–1.1 m. Red kangaroo is 1.5× white-tailed deer on height.
How do red kangaroos and white-tailed deer compare on length?: Red kangaroo: 0.85–1.6 m. White-tailed deer: 1.5–2.1 m. White-tailed deer is somewhat greater than red kangaroo on length — about 1.3×.

Sources

Wikidata — Wikimedia Foundation (CC0 1.0)
Smithsonian National Museum of Natural History — Smithsonian Institution

How these figures are compiled and checked