City size comparison

compared to

Montreal is about 3.5 times bigger than Boston.

Boston is approximately 124 sq km, while Montreal is approximately 432 sq km, making Montreal 248% larger than Boston.
Tip: This to-scale comparison of Boston vs. Montreal uses the Mercator projection, which distorts the size of regions near the poles.
Share
Compare further: Montreal vs. Boston
Flip Comparison · See true size
See Montreal on top of Boston
→
Cost of Living Comparison · 7 categories - 2026 data
Boston is 2.0 times more expensive than Montreal
→