London is about 181 times smaller than Nevada.

Nevada is approximately 284,448 sq km, while London (including the 32 boroughs of greater London) is approximately 1,572 sq km, making London 0.55% the size of Nevada.
Tip: This to-scale comparison of Nevada vs. London 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.