KR flag
Daejeon

South Korea

vs
KR flag
Seoul

South Korea

Climate

Daejeon logs 48 hot days a year to Seoul's 38 — Seoul wins by 10. Daejeon also leads on frost days by 18.

DaejeonSeoul
Sunny days
185190
Hot days
4838
Frost days
7997
Rainy days
108101
Snow days
34
Outdoor dinner months
3/123/12
Avg wind
2.3 m/s2.3 m/s
Sunshine hours
2,0612,129
Darkest month sun
128 hrs/mo139 hrs/mo
UV peak month
6.46.1

Daejeon

Feels-like °C

-3
1
7
13
21
26
28
29
24
17
6
-3

Dinner outside

J
F
M
A
M
J
J
A
S
O
N
D

Seoul

Feels-like °C

-6
-1
5
12
19
25
28
28
24
16
5
-5

Dinner outside

J
F
M
A
M
J
J
A
S
O
N
D

Cost of Living

Seoul averages $1,853/mo for balanced living; Daejeon has no cost baseline yet.

Daejeon

monthly · balanced

Seoul

$1,853

monthly · balanced

Minimalist $1,420Comfort $2,954
Top 93%in Among 40 Asia cities

Mobility

Seoul scores 4.6 on mobility (0–5 scale); Daejeon has no mobility baseline.

/5
vs
4.6/5
DaejeonSeoul
WalkabilityTransitCyclingFlightsAirport

Culture

Seoul's culture score of 3.1 sits well above Daejeon's 0.0.

0.0/5
vs
3.1/5
DaejeonSeoul
ArtsHistoryTheatreVenuesNightlife
Seoul leads

Nature & Outdoors

Seoul scores 4.3 on nature & outdoors (0–5 scale); Daejeon has no nature & outdoors baseline.

/5
vs
4.3/5
DaejeonSeoul
MountainsForestGreen AreasLakesRunningHikingCampingSkiingClimbing

Safety

Seoul scores 4.1 on safety (0–5 scale); Daejeon has no safety baseline.

/5
vs
4.1/5
DaejeonSeoul
Flooding

Career

Seoul scores 4.3 on career (0–5 scale); Daejeon has no career baseline.

/5
vs
4.3/5
DaejeonSeoul
JobsEconomyStartupsCoworking

Social & Community

Seoul scores 2.8 on social & community (0–5 scale); Daejeon has no social & community baseline.

/5
vs
2.8/5
DaejeonSeoul
Expat-First CommunityUrban EnergyStreet AtmosphereGovernment Immigration FriendlinessAdmin English Support

Food & Dining

Seoul scores 4.0 on food & dining (0–5 scale); Daejeon has no food & dining baseline.

/5
vs
4.0/5
DaejeonSeoul
RestaurantsBrunchVeganDelivery

Family

Seoul scores 4.1 on family (0–5 scale); Daejeon has no family baseline.

/5
vs
4.1/5
DaejeonSeoul
Intl SchoolsUniversitiesAmenitiesSportPlaygroundsGroceriesGymYogaSpaTennis

Healthcare

Seoul scores 4.1 on healthcare (0–5 scale); Daejeon has no healthcare baseline.

/5
vs
4.1/5
DaejeonSeoul
Private Healthcare

Air Quality

Daejeon averages 24.6 µg/m³ (sensitive-groups) PM2.5 annually versus Seoul's 26.6 µg/m³ (unhealthy) — Daejeon breathes ~7% cleaner air (2.0 µg/m³ lower).

Daejeon

Seoul

24.6µg/m³
26.6µg/m³

PM2.5 annual average

Sensitive Groups
Unhealthy

WHO classification

City Scale

Both maps at the same real-world scale — 1 cm on either map is the same distance.

Daejeon (1.5M) and Seoul (22.3M) are 15x in population — Seoul is the larger metro, Daejeon the smaller; on land area Seoul spans roughly 11x more ground.

13x

Seoul is roughly 13x the scale of Daejeon

Combined population & area comparison

KR flagSeoul
13x
KR flagDaejeon
1x

City Scale Rankings

Population
1.KR flagSeoul22.3M15x
2.KR flagDaejeon1.5M1x
Area
1.KR flagSeoul2,282 km²11x
2.KR flagDaejeon204 km²1x
© Stadia Maps, © OpenMapTiles, © OpenStreetMap contributors
17 km22 km

KR flagDaejeon

© Stadia Maps, © OpenMapTiles, © OpenStreetMap contributors
60 km75 km

KR flagSeoul

Who Thrives Here

Frequently asked about Daejeon vs Seoul

Which is cheaper, Daejeon or Seoul?
Seoul has an estimated monthly cost of $1,853.
How does the climate compare between Daejeon and Seoul?
Sunny days: 185 vs 190 d — Similar Annual sunshine: 2,061 vs 2,129 hrs — Similar Winter sunshine: 128 vs 139 hrs/day — Similar Hot days (>30°C): 48 vs 38 d — Seoul lower Frost days: 79 vs 97 d — Daejeon lower Rainy days: 108 vs 101 d — Similar Snowy days: 3 vs 4 d — Similar
Is Daejeon or Seoul safer?
Seoul has a safety score of 4.1/5.
Should I move to Daejeon or Seoul?
Daejeon and Seoul are both popular relocation destinations with distinct characteristics. The best choice depends on your priorities — climate preferences, career opportunities, cost constraints, and lifestyle needs. Take the personalized quiz to find your ideal match, or explore the map to compare cities by region and lifestyle factors.

The best city depends on what matters to you

This comparison shows how Daejeon and Seoul stack up on the data. But your climate preferences, budget, career needs, and lifestyle priorities can shift the picture entirely. A personalized diagnostic finds what fits your life.

Take the free diagnostic

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Daejeon vs Seoul: Cost of Living, Climate & Safety Compared