One clip names both of them

128 views between them.

Japanese macaque outweighs Rhesus macaque 1.3× — 8.9 kg against 6.6 kg.

Tale of the tape

Body mass

8.88 kg

🐒 Japanese macaque · COMBINE

6.61 kg

🐒 Rhesus macaque · COMBINE

Body length

0.8 m

🐒 Japanese macaque · COMBINE

0.66 m

🐒 Rhesus macaque · COMBINE

Maximum lifespan

38 yr

🐒 Japanese macaque · COMBINE

40 yr

🐒 Rhesus macaque · COMBINE

Bars are sized against the larger of the two figures.

Animals caught on camera

Real footage of the animals on this site — hunting, fighting, and getting on with it.

Shared ancestry

The closest group they share is Macaca (genus), home to 32 species.

They last shared an ancestor about 1.4 million years ago.

Estimates range from 0.8 to 2.2 million years; the figure above is the middle estimate.

About this estimate

Dates from Upham, Esselstyn & Jetz 2019, PLoS Biology 17:e3000494 (CC0).