South Bend is about 14 times smaller than London.

London (including the 32 boroughs of greater London) is approximately 1,572 sq km, while South Bend (map shows its 30 named neighbourhoods; the area covers the whole city) is approximately 109 sq km, making South Bend 6.9% the size of London.
Tip: This to-scale comparison of London vs. South Bend 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.