Osaka
225 km²
Toronto
630 km²
Japan
Canada
Area Comparison
Osaka is 2.8x smaller than Toronto
Population Comparison
Osaka has 1.1x fewer people than Toronto
Toronto is significantly larger, covering 2.8 times the area of Osaka. Toronto spans 630 km² (243 mi²) while Osaka covers 225 km² (87 mi²) — a difference of 405 km². You could fit Osaka inside Toronto approximately 2 times.
To put Osaka's size in perspective, its area of 225 km² is roughly the same size as Amsterdam. Meanwhile, Toronto at 630 km² is roughly the same size as Seoul.
Osaka's footprint is roughly about 32,000 American football fields, 110 times the area of Monaco, or 66 times the area of Central Park — pick whichever unit feels intuitive. Toronto, by comparison, equals about 88,000 American football fields, 180 times the area of Central Park, or 11 times the area of Manhattan.
Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third-most populous city in Japan, following the special wards of Tokyo and Yokohama. With an estimated population of 2,816,247 as of October 1, 2025 and a population density of about 12,505 people per square kilometer, it is the largest component of the Keihanshin Metropolitan Area, the second-largest metropolitan area in Japan and the 10th-largest urban…
Known as "Nation's Kitchen", Osaka covers 225 km² with a population of 2.8 million. The city was established in 645. Osaka is known for Osaka Castle, Dotonbori district, Universal Studios Japan, among other attractions. The city's main transit system is the Osaka Metro.
Osaka is the third-most populous city in Japan, following the special wards of Tokyo and Yokohama.
Toronto is the most populous city in Canada and the capital city of the Canadian province of Ontario. It is located on a harbour at the northwestern shore of Lake Ontario. The city is the fourth-most populous city in North America, behind Mexico City, New York City, and Los Angeles, with a census population of 2,794,356 as of 2021.
Also known as "The Six", Toronto has an area of 630 km² and is home to 2.9 million people. The city dates back to 1793. Visitors come for CN Tower, Rogers Centre, Distillery District, and much more. Getting around is easy with the TTC Subway.
Toronto is the fourth-most populous city in North America, ranking behind only Mexico City, New York City, and Los Angeles.
Looking beyond city limits, the Osaka metropolitan area covers 13,228 km², which is 2.2x larger than greater Toronto at 5,906 km². The Osaka metro area is also more populous, with 19.3 million people compared to 6.2 million.
Osaka has a population density of 12,222 people per km² — an extremely dense urban environment. Toronto, with 4,651 people per km², is a moderately dense city. Osaka is noticeably denser, packing 2.6 times more people per square kilometer.
This comparison spans continents — Osaka in Asia versus Toronto in North America. Despite the geographic distance, comparing their sizes reveals surprising insights about how cities grow worldwide.
Osaka has a humid subtropical climate while Toronto experiences humid continental conditions. When it's noon in Osaka, it's midnight in Toronto — a 14-hour time difference.
Size Ratio
Osaka fits inside Toronto ~2 times
Density Gap
Osaka is 2.6x more densely populated
Time Difference
14 hours apart
History
Osaka is ~1,148 years older
Osaka covers 225 km². Cities with a similar urban footprint include Amsterdam (219 km²), Boston (232 km²), Helsinki (214 km²), Kuala Lumpur (243 km²), or Buenos Aires (203 km²).
Toronto covers 630 km². Cities with a similar urban footprint include Hyderabad (650 km²), Chicago (606 km²), Seoul (605 km²), Madrid (604 km²), or Mumbai (603 km²).
The straight-line distance from Osaka to Toronto is 10,614 km (6,595 miles), with an estimated flight time of ~12h 59m.
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