Seoul vs Vienna
Seoul is about 1.5× larger than Vienna by administrative area. Seoul (South Korea) covers 605 km² (234 mi²) with a population of 9.7 million, while Vienna (Austria) covers 415 km² (160 mi²) with 2.0 million residents.
| Metric | Seoul | Vienna |
|---|---|---|
| Area | 605 km² | 415 km² |
| Area (mi²) | 234 mi² | 160 mi² |
| Population | 9,668,465 | 2,028,499 |
| Population density | 15,974 /km² | 4,891 /km² |
| Area ratio | Seoul is ~1.5× larger by area than Vienna. | |
Frequently asked questions
Is Seoul bigger than Vienna?
Yes — Seoul is about 1.5× larger by area: 605 km² vs 415 km².
How big is Seoul?
Seoul, South Korea, covers about 605 km² (234 mi²) of administrative area.
How big is Vienna?
Vienna, Austria, covers about 415 km² (160 mi²) of administrative area.
Which city has more people, Seoul or Vienna?
Seoul has the larger population: 9.7 million vs 2.0 million. Population density is about 15,974 people/km² in Seoul and 4,891 people/km² in Vienna.
City boundaries from OpenStreetMap. Last updated 2026-08-14.
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