😐Monthly costs for one person with rent: $3,916 in London versus $2,197 in Caernarfon.
😐Estimated couple costs with rent: $5,631 in London versus $3,155 in Caernarfon.
😐Monthly costs for a family of three with rent: $7,345 in London versus $4,112 in Caernarfon.
🌍Living in London is roughly 78% more expensive than in Caernarfon, driven mainly by Getting Around.
📊Both cities are pricier than the global median: London193% above, Caernarfon64% above.
Currency
🍽 Eating Out
London
Caernarfon
Difference
Meal at Budget Restaurant
$27.47£20.45
$13.86£10.32
98.20%
Three-Course Dinner for Two, Mid-Range
$111£82.4
$77.9£58.0
42.08%
Fast Food Meal(McDonalds, etc)
$10.67£7.95
$10.72£7.98
-0.47%
Cappuccino
$5.30£3.94
$4.09£3.05
29.58%
Coke/Pepsi/Fanta/Sprite(0.33 liter bottle)
$2.74£2.04
$2.54£1.89
7.87%
Water(0.33 liter bottle)
$1.79£1.33
$1.78£1.32
0.56%
Local Beer(0.5 liter draught)
$9.00£6.70
$4.91£3.66
83.30%
Imported Beer(0.33 liter bottle)
$8.12£6.04
$4.15£3.09
95.66%
🛒 Groceries & Markets
London
Caernarfon
Difference
Milk(1 liter)
$1.72£1.28
$1.53£1.14
12.42%
White Bread(500g)
$2.11£1.57
$1.57£1.17
34.39%
Rice(white)(1kg)
$2.47£1.84
$2.25£1.68
9.78%
Eggs
$4.98£3.71
$2.52£1.88
97.62%
Local Cheese(1kg)
$11.11£8.27
$9.41£7.00
18.07%
Chicken Fillets(1kg)
$9.13£6.80
$7.58£5.64
20.45%
Beef Round Steak(1kg)
$14.41£10.73
$11.70£8.71
23.16%
Apples(1kg)
$3.36£2.50
$2.71£2.01
23.99%
Banana(1kg)
$2.03£1.51
$1.32£0.99
53.79%
Oranges(1kg)
$3.27£2.44
$1.40£1.04
133.57%
Tomato(1kg)
$3.63£2.70
$1.34£1.00
170.90%
Potato(1kg)
$1.68£1.25
$1.84£1.37
-8.70%
Onion(1kg)
$1.77£1.32
$1.35£1.01
31.11%
Lettuce(1 head)
$1.33£0.99
$1.03£0.77
29.13%
Water(1.5 liter bottle)
$1.91£1.42
$1.32£0.99
44.70%
Cigarettes 20 Pack(Marlboro, Camel)
$22.79£16.97
$20.04£14.92
13.72%
Wine(Bottle)
$13.62£10.14
$9.50£7.07
43.37%
Local Beer(0.5 liter bottle)
$3.20£2.38
$2.78£2.07
15.11%
Imported Beer(0.33 liter bottle)
$4.07£3.03
$3.41£2.54
19.35%
🚌 Getting Around
London
Caernarfon
Difference
One-way Ticket(Public Transport)
$3.82£2.85
$3.31£2.47
15.41%
Public Transport Monthly Pass(Regular Price)
$249£185
$87.0£64.7
186.13%
Taxi Start(Normal Tariff)
$5.89£4.39
$5.41£4.03
8.87%
Taxi(Normal Tariff)(1km)
$3.32£2.47
$1.22£0.90
172.13%
Taxi 1hour Waiting(Normal Tariff)
$40.47£30.13
$20.33£15.14
99.07%
Gasoline(1 liter)
$1.90£1.42
$1.86£1.39
2.15%
Midsize Hatchback 1.4l(Volkswagen Golf, Toyota Prius, Honda Civic, etc)
$38.9K£29.0K
$38.1K£28.4K
2.11%
Compact Sedan 1.6l(Toyota Corolla, Mazda3, Kia K4, Hyundai Elantra, etc)
$39.4K£29.3K
$38.7K£28.8K
1.81%
🧾 Monthly Utilities & Internet
London
Caernarfon
Difference
Utilities for 2 People in 2-bedroom Apartment(Heating, Electricity, Gas, Water, Garbage)(85m2)
$328£244
$309£230
6.38%
SIM Card Monthly Plan(Calls and 10GB+ Data)
$19.61£14.60
$18.83£14.02
4.14%
Internet(50+ Mbps, Unlimited Data)
$42.68£31.78
$40.20£29.93
6.17%
🎉 Sport & Entertainment
London
Caernarfon
Difference
Gym Membership(Monthly)
$63.2£47.08
$46.57£34.67
35.80%
Tennis Court(1 Hour on Weekend)
$22.39£16.67
-
-
Cinema Ticket
$20.69£15.40
$11.50£8.56
79.91%
🧸 Childcare & Education
London
Caernarfon
Difference
Preschool or Kindergarten, Full Day, Private, 1 Child(Monthly)
$2,474£1,842
$1,247£928
98.47%
International Primary School, 1 Child(Yearly)
$27.9K£20.8K
$6,835£5,089
308.59%
👕👟 Clothing & Footwear
London
Caernarfon
Difference
Jeans(Levis 501 Or Similar)
$119£88.9
$76.7£57.1
55.59%
Summer Dress(H&M, Zara, etc)
$50.1£37.29
$37.90£28.22
32.16%
Sport Shoes(Adidas, Nike)
$131£97.4
$84.0£62.6
55.71%
Men's Leather Business Shoes
$158£118
$82.4£61.4
92.20%
🏠 Accommodation & Living
London
Caernarfon
Difference
1-bedroom Apartment, City Center(Monthly)
$2,937£2,186
$1,212£902
142.31%
1-bedroom Apartment, Outside City Center(Monthly)
$2,229£1,660
$983£732
126.66%
3-bedroom Apartment, City Center(Monthly)
$5,569£4,146
$2,072£1,542
168.81%
3-bedroom Apartment, Outside City Center(Monthly)
$3,707£2,760
$1,672£1,245
121.68%
Buy Apartment in City Center(m2)
$20.1K£15.0K
-
-
Buy Apartment Outside City Center(m2)
$8,485£6,317
-
-
💵 Salaries & Financials
London
Caernarfon
Difference
Average Monthly Net Salary(After Tax)
$4,247£3,162
$3,594£2,676
18.16%
20-Year Fixed Mortgage Interest Rate(Annual %)
5.05
5.3
-4.72%
CityCost data is based on AI and user input – minor inaccuracies may occur.
Last update for London: July 12, 2026
Last update for Caernarfon: July 11, 2026
Cost Breakdown
🏠A one-bedroom apartment in the center runs $2,937 in London and $1,212 in Caernarfon. Housing cost is often the main lever when comparing two cities.
💰London pays 18% more on average. The extra income cushions the higher costs, though housing choices and lifestyle decide how much of the gap is truly closed.
🛒Dining out: $111 in London vs $78.0 in Caernarfon for a mid-range dinner for two. Groceries echo the gap at $339 vs $253 per month, with Caernarfon cheaper across the board.
City Median Internet Speeds Comparison (Updated April 2026)
The chart highlights the Precision Threshold for mobile and fixed broadband internet speeds, updated quarterly.
Digital Nomad Cost of Living Index
London vs Caernarfon: Cost of Living - Frequently Asked Questions
Is Caernarfon cheaper than London?
Caernarfon is cheaper overall, especially in Eating Out, Groceries & Markets, Getting Around, Clothing & Footwear, Sport & Entertainment. The 78% gap adds up to real monthly savings that compound significantly over time.
Where can you earn more: London or Caernarfon?
Average pay runs 18% higher in London, which matters when comparing affordability. Whether that higher income actually nets you more depends on your spending habits and housing choices.
What is the rent difference between London and Caernarfon?
Rent for a central apartment: $2,937 in London versus $1,212 in Caernarfon. Housing is usually the single largest factor when comparing overall living costs between the two.
Is eating out cheaper in London or in Caernarfon?
Dining out is cheaper in Caernarfon – a meal for two runs $78.0 versus $111 in London. If you eat out regularly, this makes a real dent in your monthly spending.
What are total monthly expenses in London and in Caernarfon?
All in, you'll spend $3,916 per month in London versus $2,197 in Caernarfon – a 78% gap that adds up to real savings over time for anyone picking the cheaper option.
Is $2,500 a realistic budget for living in London or in Caernarfon?
At $2,197 in Caernarfon versus $3,916 in London, a $2,500 budget is realistic in Caernarfon but tight or insufficient in London. The gap between the two cities makes Caernarfon the clear choice for anyone on this budget.
Is London or Caernarfon more family-friendly?
For families, Caernarfon is more practical. Housing and childcare are both notably cheaper than in London, and the savings on those two alone free up budget for education, activities, and family trips.
Which city is easier to live in as a foreigner?
Expats usually find Caernarfon gentler on the wallet – expenses run 78% less than in London. Beyond cost, consider language, visa policies, and how big the international community is in each city.