At One Place

koala vs tiger

koala vs tiger
tiger leads on 2 of 3 measures
Measured comparison — not a prediction

A eucalyptus specialist that sleeps up to 20 hours a day because the diet yields so little energy. The largest living cat, with Amur and Bengal tigers the heaviest subspecies. On the measurements below, tiger leads on more of them — but they do not all point the same way, and the ones that disagree are the interesting part.

The measurements

koala tiger
Mass 4–15 kg 100–310 kg
Length 0.6–0.85 m 1.7–2.3 m
Height 0.8–1.1 m
Top speed 50–65 km/h
Bite force 1,050 psi
Lifespan 10–20 yr 8–26 yr

Where each one leads

  • Mass: tiger is 24× heavier.
  • Length: tiger is 2.7× longer.
  • Lifespan: koala is 1.4× a longer life.

What this does and does not tell you

These are measured averages with real ranges behind them, and every figure links to its own page. What they cannot do is settle an encounter. Outcomes between animals turn on circumstance — who initiates, whether either is hungry, defending young, injured or cornered, and what the terrain favours. Size and bite force are not decisive on their own, and most of these pairs never meet in the wild in any case, because their ranges do not overlap.

Every figure here is an average with a substantial spread. Individual animals vary enormously — a large individual of the smaller species routinely exceeds a small individual of the larger one.

Common questions

Is a koala bigger than a tiger?
tiger is heavier — 100–310 kg against 4–15 kg.
Who would win, a koala or a tiger?
That is not something measurements can settle. The comparison above shows which animal leads on each measure, but an actual encounter depends on circumstance, motivation, health and terrain — and most pairs like this never meet in the wild.

Related pages

Sources

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

How these figures are compiled and checked