Vancouver is about 4.9 times smaller than Tokyo.

Tokyo is approximately 619 sq km, while Vancouver (map shows its 61 named neighbourhoods; the area covers the whole city) is approximately 126 sq km, making Vancouver 20.42% the size of Tokyo.
Tip: This to-scale comparison of Tokyo vs. Vancouver uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.