Comparison
CN · People's Republic of China

Nanjing

9,314,685 residents32.06°, 118.78°
KR · South Korea

Seoul Capital Area

24,105,000 residents37.57°, 126.98°

Nanjing is slightly warmer than Seoul Capital Area; Seoul Capital Area is about 3× the size of Nanjing by population.

01 · Basics

At a glance

Population
9,314,685
24,105,000
Metro populationno data
Area (km²)
6,587.02
12,685
Density (per km²)no data
Elevation (m)
15
no data
02 · Climate

Weather, month by month

Solid lines are monthly highs, dashed lines are lows (°C).
Nanjing high low Seoul Capital Area high low
Nanjing vs Seoul Capital Area monthly temperature-10°-5°10°15°20°25°30°35°JFMAMJJASOND
Avg annual temp (°C)
16.8
12.2
Annual rainfall (mm)lower is better
1,253.7
1,210.5leads
Sunny days per yearno data
06 · Vibes

What locals say

Synthesized from upvoted comments on each city's subreddit.
Nanjing

Nanjing comes across as a big, historically important city that is still easy to move through if you know the metro and the main districts. Daily life seems to revolve around university neighborhoods, coffee shops, language exchanges, and practical errands rather than a huge foreigner scene. People mention good food, pleasant places to bike and wander, and a city that can feel welcoming if you plug into student or expat circles. At the same time, newcomers often say it can be harder to make English-speaking friends here than in some other Chinese cities, and summer heat is a real drag.

Common complaints
  • Hard to build an English-speaking social circle8
  • Summer heat2
  • Foreign-friendly nightlife is limited or scattered3
  • Short-term housing near campuses can be difficult2
  • Dealing with incidents requires evidence and local know-how1
Common praises
  • Friendly locals and openness to language exchange9
  • Strong university and student presence7
  • Good food and coffee spots6
  • Walkable, bike-friendly exploration4
  • Historical and scenic places5

“Go to secco on a Friday night.”

r/Nanjing· 3 votes

“Heyy I am an international student studying in Nanjing . It has been hard making friends who speak English. I would love to join u for a coffee”

r/Nanjing· 1 votes
Seoul Capital Area

Living in the Seoul Capital Area usually means constant access to transit, dense amenities, and a pace that feels efficient but crowded. Most errands can be done quickly because neighborhoods are packed with shops, cafés, convenience stores, and 24-hour services, but that convenience comes with noise, congestion, and a lot of time spent moving through busy public space. The food, cafés, and nightlife are a major part of daily life, and even ordinary weekdays can feel lively compared with many global metro areas. At the same time, the region can feel expensive, competitive, and emotionally reserved, so the experience often mixes excitement and convenience with pressure and friction.

Common complaints
  • Crowding and congestion3
  • High housing costs3
  • Work and school pressure2
  • Noise and lack of personal space2
  • Weather extremes and seasonal discomfort2
Common praises
  • Excellent transit and connectivity4
  • Food variety and convenience4
  • Safety and orderliness3
  • Constant activity and amenities3
  • Efficient services and infrastructure2
07 · Culture

Food & nightlife

Nanjing
Food

The food scene in the Reddit sample feels practical, varied, and neighborhood-based rather than flashy. People ask for budget places, local Chinese food with beer, and even an Iranian restaurant, while one commenter singles out Commune’s Thai salted egg yolk wings as unusually good. Coffee and casual drinks also come up often, which suggests a city where eating out is part of everyday social life. The overall impression is that you can eat well, especially around universities and expat-friendly areas, but you may need local tips to find the best spots.

Nightlife

Nightlife seems modest but usable, with a few known bars and a small foreigner hangout network rather than a huge club scene. One commenter recommends Secco on a Friday night, and others ask about the go-to laowai bar or weekend events like BBQs and magic shows at Finnegans Wake. The vibe appears more after-work beer, live music, and social meetups than late-night spectacle. For many people, nightlife in Nanjing seems tied to meeting friends, language exchange, or a mixed local-international crowd.

Seoul Capital Area
Food

The Seoul Capital Area has one of the most convenient and varied everyday food scenes in Asia, with something open almost everywhere and at almost any hour. Korean staples like gukbap, noodles, fried chicken, barbecue, mandu, and stew-based meals are built into daily routine, while cafés, bakeries, and dessert shops are nearly as central as restaurants. The range is broad: cheap lunch counters, office-district set meals, 24-hour convenience-store snacks, and polished dining all coexist within short transit rides. For residents, the biggest advantage is not just quality but accessibility—you can eat well without planning far ahead.

Nightlife

Nightlife in the Seoul Capital Area is active, neighborhood-specific, and heavily linked to food and drinking rather than just clubs. Many evenings start with dinner, then move to bars, karaoke rooms, late-night cafés, or 24-hour fried chicken and soju spots, with a strong after-work social culture in business districts. There are clubbing areas and late parties in certain neighborhoods, but a lot of the nightlife is more casual and group-oriented than purely scene-driven. The city also supports very late movement thanks to transit and taxis, though the experience can be crowded and loud in popular areas.

08 · Reality check

Weather vs. what locals say

Nanjing
By the numbers

How locals feel

The weather sentiment is mixed but tilted negative in summer. The city can look beautiful in cherry blossom season, and people clearly enjoy outdoor exploring, biking, and photo walks, but one comment bluntly notes that July and August are not ideal because it gets too hot. That suggests locals and visitors appreciate the seasons, yet summer humidity and heat are memorable enough to affect travel planning. The vibe is that Nanjing’s weather is best enjoyed in spring and autumn, while midsummer is something to endure.

Seoul Capital Area
By the numbers

How locals feel

On paper, the region’s weather can look straightforward, but locals usually talk about it in terms of discomfort and extremes rather than averages. Summers are remembered for humidity, heat, and heavy rain periods, while winters are associated with dry cold and sharp wind that makes the air feel harsher than the temperature suggests. Spring and autumn are often praised, but they can be brief and affected by yellow dust or sudden temperature swings. The result is that many residents describe the climate as manageable but not especially pleasant for long stretches of the year.

09 · Summary

In short

  • Nanjing is slightly warmer than Seoul Capital Area.
  • Seoul Capital Area is about 3× the size of Nanjing by population.
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