Land
Size, shape and altitude
How big is it, really?
Singapore fits inside Brunei 7.9 times.
Brunei: 5,770 km² (2023) · Singapore: 728 km² (2023)
How much coast is there?
Singapore’s coastline is 20% longer than Brunei’s.
Brunei: 161 km (2026 edition) · Singapore: 193 km (2026 edition)
How high can you climb?
Brunei’s highest peak towers 1,684 m above Singapore’s.
Brunei: 1,850 m (2026 edition) · Singapore: 166 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Singapore has 13 times as many people as Brunei.
Brunei: 466,330 (2025) · Singapore: 6.11 million (2025)
How crowded is it?
Singapore is 96 times as densely populated as Brunei.
Brunei: 88 per km² (2025) · Singapore: 8,511 per km² (2025)
How tall are the men?
Men in Singapore are 7.2 cm taller than in Brunei.
Brunei: 166.3 cm (2019) · Singapore: 173.5 cm (2019)
How tall are the women?
Women in Singapore are 6.4 cm taller than in Brunei.
Brunei: 154.9 cm (2019) · Singapore: 161.3 cm (2019)
How old is the typical person?
The typical person in Singapore is 3.3 years older than in Brunei.
Brunei: 31.8 years (2023) · Singapore: 35.1 years (2023)
How many children per woman?
Women in Brunei have 0.8 more children on average than in Singapore.
Brunei: 1.73 children per woman (2024) · Singapore: 0.97 children per woman (2024)
How many people are 65 or older?
14% of people in Singapore are 65 or older, versus 7.2% in Brunei.
Brunei: 7.2% (2025) · Singapore: 14.2% (2025)
How many Nobel laureates were born there?
Brunei: no data · Singapore: 0 (2025)
How many official languages?
Singapore has 4 official languages, Brunei 1.
Brunei: 1 (2026) · Singapore: 4 (2026)
Money
What an economy looks like per person
How big is the economy?
Singapore’s economy is 40 times the size of Brunei’s.
Brunei: $15 billion (2025) · Singapore: $604 billion (2025)
How much is produced per person?
Singapore produces 77% more per person than Brunei.
Brunei: Int$92,430 (2025) · Singapore: Int$163,354 (2025)
How many people are looking for work?
Unemployment is 5.3% in Brunei, versus 2.8% in Singapore.
Brunei: 5.3% (2025) · Singapore: 2.8% (2025)
How much goes to the military?
Brunei spends 3.6% of its GDP on the military, Singapore 2.8%.
Brunei: 3.6% (2024) · Singapore: 2.8% (2024)
How expensive is it?
Singapore’s price level (US = 100) is 1.7× Brunei’s.
Brunei: 35% (2025) · Singapore: 60% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Singapore spends 5.4 times as much on health per person as Brunei.
Brunei: $733 (2023) · Singapore: $3,922 (2023)
How long do people live?
People in Singapore live 7.8 years longer than in Brunei.
Brunei: 75.5 years (2024) · Singapore: 83.3 years (2024)
How many babies don’t reach their first birthday?
A baby in Brunei is 3.9 times as likely to die before turning one as in Singapore.
Brunei: 8.6 per 1,000 (2024) · Singapore: 2.2 per 1,000 (2024)
How many doctors are there?
Singapore has 50% more doctors per person than Brunei.
Brunei: 1.9 per 1,000 (2021) · Singapore: 2.8 per 1,000 (2022)
How common is obesity?
38% of adults in Brunei are obese, versus 17% in Singapore.
Brunei: 37.7% (2024) · Singapore: 16.8% (2024)
How many adults smoke?
15% of adults in Brunei smoke, versus 14% in Singapore.
Brunei: 14.5% (2024) · Singapore: 13.8% (2024)
Everyday life
Plates, glasses and happiness
How do people rate their lives?
Brunei: no data · Singapore: 6.59 (2025)
How much do people drink?
Brunei: no data · Singapore: 2.2 litres (2023)
How long do people work?
Brunei: no data · Singapore: 2,283 hours (2023)
How long do people go to school?
Adults in Singapore went to school 2.7 years longer than in Brunei.
Brunei: 9.3 years (2023) · Singapore: 12 years (2023)
How many tourists visit?
Singapore welcomed 2.9 times as many tourists per resident as Brunei (2019).
Brunei: 0.75 (2019) · Singapore: 2.16 (2024)
Connected
Online, electrified, urban
How many people are online?
96% of people in Brunei are online, versus 94% in Singapore.
Brunei: 96% (2024) · Singapore: 94% (2024)
Who has electricity at home?
Brunei and Singapore are practically level.
Brunei: 100% (2024) · Singapore: 100% (2024)
How many live in cities?
100% of people in Singapore live in cities, versus 75% in Brunei.
Brunei: 75% (2025) · Singapore: 100% (2025)
How many phones per person?
Singapore has 171 mobile subscriptions per 100 people, Brunei 118.
Brunei: 118 (2024) · Singapore: 171 (2024)
How much do they fly?
Airlines from Singapore fly 4.4 times as many passengers per resident as those from Brunei.
Brunei: 1.76 (2023) · Singapore: 7.77 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 72% of Brunei, but only 21% of Singapore.
Brunei: 72.1% (2023) · Singapore: 20.9% (2023)
How much CO₂ does each person emit?
The average person in Brunei emits 2.8 times as much CO₂ as someone in Singapore.
Brunei: 26 t (2024) · Singapore: 9.2 t (2024)
How green is the power grid?
5.5% of Singapore’s electricity is renewable, versus 0.2% in Brunei.
Brunei: 0.2% (2024) · Singapore: 5.5% (2025)
How clean is the air?
The air in Singapore carries 37% more fine dust than in Brunei.
Brunei: 8.9 µg/m³ (2024) · Singapore: 12.2 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
Brunei: no data · Singapore: 0.1 per 100k (2023)
How dangerous are the roads?
Roads in Brunei are 89% deadlier than in Singapore.
Brunei: 3.6 per 100k (2021) · Singapore: 1.9 per 100k (2021)
Climate
What the year feels like
How warm is it?
Brunei: 26.9°C (2016–2025 avg) · Singapore: no data
How much rain falls?
Brunei: 3,207 mm (2016–2025 avg) · Singapore: no data
Quick answers
Is Brunei bigger than Singapore?
Brunei is larger. Singapore fits inside Brunei 7.9 times.
Which has more people, Brunei or Singapore?
Singapore has 13 times as many people as Brunei (2025 estimates).
Where do people live longer, Brunei or Singapore?
People in Singapore live 7.8 years longer than in Brunei. Life expectancy at birth is 75.5 years in Brunei and 83.3 in Singapore.
Are people taller in Brunei or Singapore?
Men in Singapore are 7.2 cm taller than in Brunei (NCD-RisC, cohort born 2019).
