Comparison
PA · Pakistan

Karachi

14,910,352 residents24.86°, 67.01°
CN · People's Republic of China

Nanjing

9,314,685 residents32.06°, 118.78°

Karachi is much warmer than Nanjing; Karachi is noticeably drier than Nanjing.

01 · Basics

At a glance

Population
14,910,352
9,314,685
Metro populationno data
Area (km²)
3,527
6,587.02
Density (per km²)no data
Elevation (m)
8
15
02 · Climate

Weather, month by month

Solid lines are monthly highs, dashed lines are lows (°C).
Karachi high low Nanjing high low
Karachi vs Nanjing monthly temperature-5°10°15°20°25°30°35°40°JFMAMJJASOND
Avg annual temp (°C)
26.5
16.8
Annual rainfall (mm)lower is better
241leads
1,253.7
Sunny days per yearno data
06 · Vibes

What locals say

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

Karachi comes across as a huge, restless city where ordinary life happens against a backdrop of traffic, noise, hustle, and periodic fear. People describe strong neighborhood bonds and small acts of generosity, but also constant friction from robbery, poor policing, parking mafias, and shabby infrastructure. The city feels economically mixed: you can find cheap street food and hardworking small vendors, yet many posts are about people scraping by, carrying cash risks, and trying to make a living any way they can. It is not a polished or predictable place, but it is a place that keeps moving, surprising people, and making them fiercely attached to it.

Common complaints
  • Crime and snatching9
  • Weak policing and security6
  • Infrastructure and road conditions6
  • Economic pressure and low wages5
  • Parking and street-level extortion4
Common praises
  • Kindness and generosity7
  • Resilience and hustle6
  • Neighborhood warmth5
  • Distinctive local identity4
  • Street life and character4

“Police itni useless ke chori krne walon ko khud khayal krna pr rha he😂”

r/pakistan· 273 votes

“For everyone who wants to know what Karachi is like this is the best example”

r/pakistan· 94 votes
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
07 · Culture

Food & nightlife

Karachi
Food

The food scene seems deeply everyday and street-oriented rather than flashy: people notice cheap home-cooked sellers, neighborhood bakeries, tea spots, nihari places, and small vendors trying to make a living. A lot of the conversation is about affordability and value, like fresh homemade pasta for Rs. 99, which suggests that price matters as much as taste. Karachi food looks social and hyperlocal, tied to specific corners, small shops, and routines rather than destination dining alone. There is also a sense that food is one of the city’s reliable pleasures even when other systems feel shaky.

Nightlife

Nightlife appears mixed and somewhat guarded rather than carefree. The posts mention coffee shops, security guards, public sitting areas, and people hanging around, but not a big party scene or club culture in the material provided. Instead, evening life seems to revolve around streets, eateries, and casual hangouts, with normal social life continuing under a layer of caution. The atmosphere reads as urban and alive, but not especially carefree or glamorous.

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.

08 · Reality check

Weather vs. what locals say

Karachi
By the numbers

How locals feel

The weather sentiment is mostly negative or teasing rather than scenic. The city is associated with heat, dust, thirst, and an overall harsh outdoor environment, though some comments imply that weather complaints are just part of the local humor. There is not much evidence of people celebrating the climate; instead, the mood suggests endurance, AC dependence, and relief when conditions are tolerable. Karachi’s weather seems less like a pleasant topic and more like another thing residents must work around.

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.

09 · Summary

In short

  • Karachi is much warmer than Nanjing.
  • Karachi is noticeably drier than Nanjing.
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