Trenton is about 2.4 times smaller than Providence.

Providence is approximately 48 sq km, while Trenton is approximately 20 sq km, making Trenton 41.33% the size of Providence.
Tip: This to-scale comparison of Providence vs. Trenton 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.