Yosemite National Park is about 1.3 times bigger than Australian Capital Territory.

Australian Capital Territory is approximately 2,358 km² (910 sq mi), while Yosemite National Park is approximately 3,027 km² (1,169 sq mi), making Yosemite National Park 28% larger than Australian Capital Territory.
Tip: This to-scale comparison of Australian Capital Territory vs. Yosemite National Park uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Yosemite National Park vs. Australian Capital Territory

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