Comparison
MX · Mexico

Greater Mexico City

21,905,000 residents19.43°, -99.13°
GB · United Kingdom

London

8,799,728 residents51.51°, -0.13°

Greater Mexico City is much warmer than London; Greater Mexico City is noticeably wetter than London.

01 · Basics

At a glance

Population
21,905,000
8,799,728
Metro populationno data
Area (km²)
741,000
1,572
Density (per km²)no data
Elevation (m)
no data
4
02 · Climate

Weather, month by month

Solid lines are monthly highs, dashed lines are lows (°C).
Greater Mexico City high low London high low
Greater Mexico City vs London monthly temperature-5°10°15°20°25°30°JFMAMJJASOND
Avg annual temp (°C)
17.3
11.3
Annual rainfall (mm)lower is better
1,107.3
710.1leads
Sunny days per yearno data
06 · Vibes

What locals say

Synthesized from upvoted comments on each city's subreddit.
Greater Mexico City

Greater Mexico City feels dense, busy, and deeply layered, with neighborhood-by-neighborhood differences that can change the experience a lot. Daily life often means planning around traffic, long commutes, and crowding, but also having easy access to transit, street life, museums, parks, and an enormous range of food and services. Many residents enjoy the city’s energy and convenience while accepting that noise, pollution, and bureaucratic friction are part of the tradeoff. It can feel overwhelming at first, but for people who like a big-city pace and constant activity, it offers a rich and very lived-in urban environment.

Common complaints
  • Traffic and long commutes4
  • Air pollution and smog3
  • Noise and crowding3
  • Safety and petty theft3
  • Bureaucracy and uneven public services2
Common praises
  • Food variety and quality5
  • Cultural life4
  • Transit and walkable pockets3
  • Neighborhood character3
  • Cost relative to major global capitals2
London

London feels huge, busy, and oddly intimate at street level: you can be in a crowd on the Tube, then turn a corner into a quiet square, a market, or a fox in a front garden. Daily life is built around transit, walking, and improvising around delays, broken lifts, crowded pavements, and the constant tension between convenience and friction. People complain a lot about safety, cycling conflict, and the city’s rough edges, but they also keep noticing small acts of kindness, humor, and beauty in the middle of it all. It is a place where global-city spectacle and very local annoyances coexist every day.

Common complaints
  • Transport friction and accessibility failures4
  • Street safety and theft3
  • Cycling conflict and road stress3
  • Anti-social street clutter and graffiti/stickers2
  • Emotional distance / bystander inattention2
Common praises
  • Multicultural energy and big-city atmosphere4
  • Unexpected kindness and community moments4
  • Beautiful urban scenes and iconic places4
  • Humor and eccentricity3
  • Good walking and public-space culture2

“Please be careful - violent muggers on Central Line.”

r/london· 12826 votes

“Trapped in My Flat for Over a Week — No Lifts, No Help, No End in Sight”

r/london· 13995 votes
07 · Culture

Food & nightlife

Greater Mexico City
Food

The food scene is one of the clearest reasons people love living here: street stands, taquerías, markets, casual fondas, bakeries, and destination restaurants all coexist in the same city. You can eat very well on an ordinary budget, and neighborhood food culture matters as much as formal dining. The range is huge, from classic CDMX staples like tacos al pastor and quesadillas to regional Mexican cooking and strong international options in wealthier districts. For many residents, grabbing food out is part of daily life rather than a special occasion.

Nightlife

Nightlife in Greater Mexico City is varied and neighborhood-specific rather than centralized into one uniform scene. Some areas lean toward bars, mezcalerías, live music, and late dinners, while others quiet down early and feel residential at night. The city can stay active very late in selected districts, but getting home safely and cheaply matters, so people often plan around transit, rideshares, or familiar routes. Overall, it is a big-city nightlife scene with plenty of options, but not something that feels effortless everywhere.

London
Food

The food scene comes across as practical, global, and extremely grab-and-go rather than polished in the posts provided. A lot of the daily food talk is about sandwiches, instant noodles, delivery drivers, chain shops, and market food, which suggests that eating out is often tied to commuting or errands. At the same time, the city’s multiculturalism is visible in how casually people mention places like Ichiba, Westfield, and neighborhood markets, where you can find everything from a quick sarnie to imported snacks. The overall impression is less of a single signature cuisine and more of a dense mix of options that fit a fast-paced city life.

Nightlife

Nightlife is implied to be lively, informal, and transit-linked rather than centered on one dominant scene. The posts mention pints, late trains, stations at night, and spontaneous social moments, which fits a city where going out often means navigating public transport and meeting people in pubs, bars, or around events. There is also a strong after-dark sense of both possibility and unease: the city can be fun, but people are alert about theft, transport disruptions, and late-night safety. It feels like a nightlife culture built around variety and momentum, not just clubbing.

08 · Reality check

Weather vs. what locals say

Greater Mexico City
By the numbers

How locals feel

On paper, the weather often looks mild and pleasant, with springlike temperatures for much of the year. Locals, though, tend to talk more about microclimates, dry seasons, rainy-season downpours, and the way air quality can make a nice-temperature day feel less comfortable. Sunshine is common, but so are sudden storms in the wet months and cool evenings at higher elevations. The result is a climate that sounds ideal in statistics but is experienced more through pollution, seasonality, and neighborhood-by-neighborhood variation than by temperature alone.

London
By the numbers

How locals feel

The weather is described less as a set of statistics and more as a mood that shapes the city’s look and pace. Rain appears often in the posts, but not as a dramatic disaster—more as a familiar backdrop that makes London feel cinematic, muted, and recognizable. Sunny or clear-sky moments are notable precisely because they break the pattern, and people seem to treat good light over the Thames, streets, and parks as a small victory. The lived experience is basically: gray and damp is normal, but it gives the bright days extra value.

09 · Summary

In short

  • Greater Mexico City is much warmer than London.
  • Greater Mexico City is noticeably wetter than London.
  • Greater Mexico City is about 2× the size of London by population.
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