Montreal
498 km²
Philadelphia
370 km²
Canada
United States
Area Comparison
Montreal is 1.3x larger than Philadelphia
Population Comparison
Montreal has 1.1x more people than Philadelphia
In terms of area, Montreal is 1.3x the size of Philadelphia. Montreal spans 498 km² (192 mi²) while Philadelphia covers 370 km² (143 mi²) — a difference of 128 km².
To put Montreal's size in perspective, its area of 498 km² is about 1.2x smaller than Seoul. Meanwhile, Philadelphia at 370 km² is about 1.6x smaller than Seoul.
Picture Montreal another way: its area is large enough to fit about 70,000 American football fields, 150 times the area of Central Park, or 8 times the area of Manhattan. For Philadelphia, that's about 52,000 American football fields, 180 times the area of Monaco, or 110 times the area of Central Park.
Montreal is the largest city in the province of Quebec, the second-largest in Canada, and the eighth-largest in North America. Founded in 1642 as Ville-Marie, or "City of Mary", it now takes its name from Mount Royal, the triple-peaked mountain around which the early settlement was built. The city is centred on the Island of Montreal and a few, much smaller, peripheral islands, the largest of which is Île Bizard.
Known as "MTL", Montreal covers 498 km² with a population of 1.8 million. The city was established in 1642. Montreal is known for Mount Royal, Notre-Dame Basilica, Old Montreal, among other attractions.
Montreal was founded in 1642 as Ville-Marie, meaning 'City of Mary', before adopting its current name from Mount Royal.
Philadelphia, colloquially referred to as Philly, is the most populous city in the U.S. state of Pennsylvania, and the sixth-most populous city in the United States, with a Census-estimated population of 1,574,281 in July 2025. The Philadelphia metropolitan area has 6.33 million residents and is the nation's ninth-largest metropolitan area. Philadelphia is known for its culture, cuisine, and history, maintaining contemporary influence in business and technology, sports, and music.
Often called "Philly", Philadelphia has an area of 370 km² and is home to 1.6 million people. Its history stretches back to 1682. Visitors come for Liberty Bell, Independence Hall, Philly Cheesesteak, and much more.
Philadelphia is the sixth-most populous US city, with an estimated 1,574,281 residents as of July 2025.
Montreal has a population density of 3,534 people per km² — a moderately dense city. Philadelphia, with 4,324 people per km², is a moderately dense city. Both cities have comparable density, though Philadelphia is slightly more compact.
Montreal covers 498 km². Cities with a similar urban footprint include Prague (496 km²), Warsaw (517 km²), Budapest (525 km²), Oslo (454 km²), or Auckland (559 km²).
Philadelphia covers 370 km². Cities with a similar urban footprint include Seattle (369 km²), Dhaka (368 km²), Portland (376 km²), Atlanta (348 km²), or Denver (401 km²).
The straight-line distance from Montreal to Philadelphia is 632 km (392 miles), with an estimated flight time of ~1h 15m.
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