Cambridge is about 50 times smaller than Austin.

Austin (map shows its 70 named neighbourhoods; the area covers the whole city) is approximately 829 sq km, while Cambridge is approximately 17 sq km, making Cambridge 2.0% the size of Austin.
Tip: This to-scale comparison of Austin vs. Cambridge 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.