How big is a polar bear?

Adult males are about 2.5 meters long. That is 2.5 m (8.2 ft) long.

2.5 m long · 8.2 ft

Adult males are about 2.5 meters long.

Average person 1.7 m

Polar bear 2.5 m

Polar bear next to average person, drawn to scale.

Compared with things you know

A polar bear is about 17× the height of a Smartphone Smartphone: 15 cm
A polar bear is about 1.5× the height of an average person Average person: 1.7 m
A polar bear is about 1.3× the height of a basketball player Basketball player: 2 m
A polar bear is about 1.2× the height of a door Door: 2.03 m

Think you could size it by eye? A polar bear is one of the objects in Sizedle.