Land
Size, shape and altitude
How big is it, really?
Tonga fits inside Samoa 3.8 times
Samoa: 2,840 km² (2024) · Tonga: 749 km² (2024)
How much coast is there?
Tonga’s coastline is 4% longer than Samoa’s
Samoa: 403 km (2026 edition) · Tonga: 419 km (2026 edition)
How high can you climb?
Samoa’s highest peak towers 811 m above Tonga’s
Samoa: 1,857 m (2026 edition) · Tonga: 1,046 m (2026 edition)
How much of the land is farmed?
Farmland covers 48% of Tonga, versus 18% of Samoa
Samoa: 17.8% (2024) · Tonga: 48.5% (2024)
People
Who lives there, and how closely
How many people live there?
Samoa has 2.1 times as many people as Tonga
Samoa: 219,306 (2025) · Tonga: 103,742 (2025)
How crowded is it?
Tonga is 83% more densely populated than Samoa
Samoa: 79 per km² (2025) · Tonga: 144 per km² (2025)
How tall are the men?
Tonga and Samoa are practically level
Samoa: 174.4 cm (2019) · Tonga: 175.1 cm (2019)
How tall are the women?
Women in Tonga are 2.3 cm taller than in Samoa
Samoa: 163.8 cm (2019) · Tonga: 166.1 cm (2019)
How old is the typical person?
The typical person in Tonga is 0.79 years older than in Samoa
Samoa: 19.9 years (2023) · Tonga: 20.7 years (2023)
How many children per woman?
Women in Samoa have 0.7 more children on average than in Tonga
Samoa: 3.8 children per woman (2024) · Tonga: 3.1 children per woman (2024)
How many people are 65 or older?
6.9% of people in Tonga are 65 or older, versus 6.1% in Samoa
Samoa: 6.1% (2025) · Tonga: 6.9% (2025)
How many official languages?
Samoa and Tonga are practically level
Samoa: 2 (2026) · Tonga: 2 (2026)
Money
What an economy looks like per person
How big is the economy?
Samoa’s economy is 90% larger than Tonga’s
Samoa: $1.29 billion (2025) · Tonga: $679 million (2025)
How much is produced per person?
Samoa produces 7% more per person than Tonga
Samoa: Int$9,319 (2025) · Tonga: Int$8,675 (2025)
How evenly is income shared?
Samoa: no data · Tonga: 27.1 (2021)
How many live on less than $3 a day?
Samoa: no data · Tonga: 0.4% (2021)
How many people are looking for work?
Unemployment is 5.0% in Samoa, versus 2.0% in Tonga
Samoa: 5% (2025) · Tonga: 2% (2025)
How much does the central government collect in tax?
Samoa’s central government collects 24% of GDP in tax, Tonga’s 20%
Samoa: 24% (2023) · Tonga: 20.5% (2023)
How expensive is it?
Tonga’s price level (US = 100) is 1.2× Samoa’s
Samoa: 63% (2025) · Tonga: 75% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Tonga spends 22% more on health per person than Samoa
Samoa: $293 (2023) · Tonga: $358 (2023)
How long do people live?
People in Tonga live 1.2 years longer than in Samoa
Samoa: 71.8 years (2024) · Tonga: 73.1 years (2024)
How many babies don’t reach their first birthday?
A baby in Samoa is 58% more likely to die before turning one than in Tonga
Samoa: 12.3 per 1,000 (2024) · Tonga: 7.8 per 1,000 (2024)
How many doctors are there?
Tonga has 81% more doctors per person than Samoa
Samoa: 0.6 per 1,000 (2021) · Tonga: 1 per 1,000 (2021)
How common is suicide?
The suicide rate in Samoa is 3 times that in Tonga
Samoa: 12.1 per 100k (2023) · Tonga: 4.1 per 100k (2023)
How common is obesity?
72% of adults in Tonga are obese, versus 63% in Samoa
Samoa: 63.2% (2024) · Tonga: 72.3% (2024)
How many adults smoke?
32% of adults in Tonga smoke, versus 23% in Samoa
Samoa: 23.1% (2024) · Tonga: 32.1% (2024)
Everyday life
Plates, glasses and happiness
How much do people drink?
Adults in Samoa drink 15 times as much alcohol as in Tonga
Samoa: 2.9 litres (2023) · Tonga: 0.2 litres (2023)
How much meat is on the menu?
Tonga has 44% more meat per person than Samoa
Samoa: 109 kg (2023) · Tonga: 156.9 kg (2023)
How much food is there per day?
Samoa has 58 kcal more food per person per day than Tonga
Samoa: 3,116 kcal (2023) · Tonga: 3,059 kcal (2023)
How long do people go to school?
Adults in Samoa went to school 0.42 years longer than in Tonga
Samoa: 11.3 years (2023) · Tonga: 10.9 years (2023)
How many tourists visit?
Samoa welcomed 31% more tourists per resident than Tonga (2019)
Samoa: 0.23 (2022) · Tonga: 0.18 (2022)
How many World Heritage sites?
Samoa and Tonga are practically level
Samoa: 0 (2026) · Tonga: 0 (2026)
How many Olympic medals has it won?
Samoa and Tonga are practically level
Samoa: 1 (2026 edition) · Tonga: 1 (2026 edition)
Connected
Online, electrified, urban
How many people are online?
67% of people in Tonga are online, versus 21% in Samoa
Samoa: 21% (2014) · Tonga: 67% (2024)
Who has electricity at home?
Samoa and Tonga are practically level
Samoa: 100% (2024) · Tonga: 100% (2024)
How many live in cities?
21% of people in Tonga live in cities, versus 18% in Samoa
Samoa: 18% (2025) · Tonga: 21% (2025)
How many phones per person?
Samoa has 62 mobile subscriptions per 100 people, Tonga 62
Samoa: 62 (2022) · Tonga: 62 (2022)
How much do they fly?
Samoa: 0.19 (2023) · Tonga: no data
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 58% of Samoa, but only 12% of Tonga
Samoa: 57.6% (2024) · Tonga: 12.1% (2024)
How much CO₂ does each person emit?
The average person in Tonga emits 30% more CO₂ than someone in Samoa
Samoa: 1.1 t (2024) · Tonga: 1.5 t (2024)
How green is the power grid?
44% of Samoa’s electricity is renewable, versus 14% in Tonga
Samoa: 43.8% (2024) · Tonga: 14.3% (2024)
How clean is the air?
The air in Samoa carries 8% more fine dust than in Tonga
Samoa: 4.1 µg/m³ (2024) · Tonga: 3.8 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
You are 6.6 times as likely to be murdered in Samoa as in Tonga
Samoa: 6.3 per 100k (2018) · Tonga: 0.9 per 100k (2019)
How dangerous are the roads?
Roads in Tonga are 3% deadlier than in Samoa
Samoa: 12.8 per 100k (2023) · Tonga: 13.2 per 100k (2023)
Climate
What the year feels like
How warm is it?
Samoa: 25.5°C (2016–2025 avg) · Tonga: no data
How much rain falls?
Samoa: 3,005 mm (2016–2025 avg) · Tonga: no data
Between them
People, goods and passports that cross from one to the other
Quick answers
Is Samoa bigger than Tonga?
Samoa is larger. Tonga fits inside Samoa 3.8 times.
Which has more people, Samoa or Tonga?
Samoa has 2.1 times as many people as Tonga (2025 estimates).
Where do people live longer, Samoa or Tonga?
People in Tonga live 1.2 years longer than in Samoa. Life expectancy at birth is 71.8 years in Samoa and 73.1 in Tonga.
Are people taller in Samoa or Tonga?
Tonga and Samoa are practically level (NCD-RisC, cohort born 2019).