Comparison
JP · Japan

Greater Tokyo Area

37,900,000 residents35.69°, 139.69°
KR · South Korea

Seoul

9,668,465 residents37.56°, 126.99°

Greater Tokyo Area is slightly warmer than Seoul; Greater Tokyo Area is about 4Ă— the size of Seoul by population.

01 · Basics

At a glance

Population
37,900,000
9,668,465
Metro populationno data
Area (km²)
13,500
605.25
Density (per km²)no data
Elevation (m)
—
no data
38
02 · Climate

Weather, month by month

Solid lines are monthly highs, dashed lines are lows (°C).
Greater Tokyo Area high low Seoul high low
Greater Tokyo Area vs Seoul monthly temperature-10°-5°0°5°10°15°20°25°30°35°JFMAMJJASOND
Avg annual temp (°C)
15.8
12.2
Annual rainfall (mm)lower is better
1,588.9
1,210.5leads
Sunny days per yearno data
03 · Cost

Cost of living

Benchmarked against New York City at 100. Higher = more expensive.
Rent · 1BR, city centerlower is better
—
no data
1,284,468.09
Rent · 1BR, outside centerlower is better
—
no data
854,872.34
Rent · 3BR, city centerlower is better
—
no data
3,061,382.98
Groceries indexno data
Inexpensive meallower is better
—
no data
13,000
Midrange meal for twolower is better
—
no data
90,000
Transit · monthly passlower is better
—
no data
65,000
Utilities per monthlower is better
—
no data
230,981.29
06 · Vibes

What locals say

Synthesized from upvoted comments on each city's subreddit.
Greater Tokyo Area

Greater Tokyo feels densely organized and relentlessly functional: trains are frequent, neighborhoods are distinct, and most daily errands can be handled without a car. Life is convenient but busy, with a constant tradeoff between tiny living spaces, long commutes, and the payoff of having almost anything you need within reach. The city rewards people who enjoy structure, order, and variety, but it can feel impersonal and expensive if you want room, quiet, or casual spontaneity. For many residents, the appeal is less about a single downtown and more about choosing a neighborhood that matches your pace, budget, and routine.

Common complaints
  • High housing costs and small apartments5
  • Crowding and commuter pressure4
  • Long commutes despite good transit4
  • Language barriers for non-Japanese speakers3
  • Humidity and uncomfortable summers3
Common praises
  • Exceptional transit network5
  • Convenience and neighborhood completeness5
  • Safety and general order4
  • Food variety and quality4
  • Varied neighborhoods and amenities3
Seoul

Living in Seoul feels like being in a city that runs on speed, density, and constant contrast. You can move from old neighborhoods and temple quiet to neon districts, massive malls, and subway-heavy daily routines in the same afternoon, and people seem to normalize that mix. The city is praised for being safe, efficient, and visually striking, but day-to-day life also carries pressure: high costs in some areas, language friction for foreigners, tourist fatigue in busy districts, and a culture that can feel strict about rules and manners. For many residents and long-term visitors, Seoul is exciting and convenient, but it can also feel impersonal, exhausting, and highly competitive under the surface.

Common complaints
  • Tourist fatigue / brusque service3
  • Language friction and navigation hassles3
  • Air pollution / fine dust2
  • Heat, mosquitoes, and seasonal discomfort2
  • Pressure and conformity2
Common praises
  • Safety and cleanliness4
  • Convenience and transit4
  • Food culture5
  • Beauty and atmosphere5
  • Helpful kindness from ordinary people3

“Just got back from my trip to South Korea and wow… every single day felt worth it. It’s definitely not the cheapest destination, but honestly, you get what you pay for. Clean streets, safe everywhere you go, amazing transportation, and the food? Unreal.”

r/travel· 1232 votes

“Mind you, it's not the message but the tone of the message and the general attitude. Seems they are tired of tourists there. Not sure we would like to come back.”

r/korea· 2063 votes
07 · Culture

Food & nightlife

Greater Tokyo Area
Food

The food scene is one of Greater Tokyo’s strongest daily-life advantages: you can eat cheaply and well almost anywhere, and the quality floor is unusually high. Ordinary meals are easy to find at train-station shops, small family restaurants, ramen counters, curry shops, izakaya, bakeries, and department-store food halls, while the city also has an unmatched spread of specialty places, from tiny sushi bars to very formal kaiseki. Seasonal ingredients matter, and even convenience-store food is often better than outsiders expect. The main practical challenge is not finding good food, but choosing among an overwhelming number of options and, in some neighborhoods, dealing with lines or limited seating.

Nightlife

Nightlife in Greater Tokyo is highly neighborhood-specific rather than centered on one all-night district. Some areas are packed with izakaya, karaoke, small bars, clubs, and late ramen shops, while many residential neighborhoods become quiet surprisingly early. The scene can feel more polished and segmented than chaotic: after-work drinking, group gatherings, and train-based trips home are common, and people often plan the evening around the last train. For residents, nightlife is plentiful if you know where to go, but it is not always spontaneous, and late nights can be constrained by transit schedules and the cost of frequent drinking out.

Seoul
Food

Seoul’s food scene comes across as dense, affordable in the street-food sense, and always on. People talk about kimbap, salt-grilled pork, gomtang, anju with soju, convenience-store snacks, and restaurants that stay open 24/7, plus the city’s comfort food culture around cafes, pojangmacha tents, and late-night eats. It is also practical and hyper-local: natives rely on Naver Maps, local reviews, and neighborhood knowledge to find good spots, while foreigners often need help ordering or understanding what they are seeing. The overall feeling is that you can eat extremely well here without much planning, as long as you can navigate the language and neighborhood conventions.

Nightlife

Nightlife in Seoul seems large, varied, and very neighborhood-specific: Itaewon for late-night improvisation and international crowds, Hongdae for bars and music-adjacent energy, Gangnam for organized meetups and upscale socializing, and Euljiro for chaotic tent bars and old-school drinking. People describe a city where you can end up sitting in a pojangmacha with salarymen, drinking soju and being fed anju by strangers, or looking for a hotel at 1 a.m. after a plan falls through. The city also has a strong after-hours infrastructure—PC bangs, 24-hour restaurants, jjimjilbangs, hotel bars, and all-night districts—so nightlife feels less like a single strip and more like a system. At the same time, some posts suggest that in tourist-heavy zones the vibe can be impatient or transactional, especially late at night.

08 · Reality check

Weather vs. what locals say

Greater Tokyo Area
By the numbers

—

How locals feel

On paper, the weather looks manageable: winter is usually not extreme, and the city avoids the kind of severe cold or snow that dominates daily life in some other capitals. In practice, locals often talk much more about the oppressive summer—hot, sticky, and exhausting—and about how the humidity can make even short walks unpleasant. Rainy periods, typhoon season, and sudden downpours also affect routines more than the annual averages suggest. The general sentiment is that Tokyo’s climate is livable, but summer and humidity are the seasons people complain about most.

Seoul
By the numbers

—

How locals feel

On paper, the weather looks dramatic and seasonal—snow, blossoms, rain, humid summers, crisp winters—and that spectacle is part of how people describe the city. In practice, locals seem to talk about weather in terms of inconvenience and survival: summer heat that makes a simple walk feel like punishment, mosquitoes that keep getting worse into the season, winter cold that can be beautiful but brutal, and fine dust days that turn into arguments about where the pollution comes from. The positive side is that the seasons are visible and emotionally vivid; the negative side is that Seoul’s weather is often something you work around rather than enjoy. People love photographing it, but they also give each other practical warnings about AC, repellent, and masks.

09 · Summary

In short

  • Greater Tokyo Area is slightly warmer than Seoul.
  • Greater Tokyo Area is about 4Ă— the size of Seoul by population.
  • Greater Tokyo Area is noticeably wetter than Seoul.
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