Land
Size, shape and altitude
How big is it, really?
Tuvalu is 50% bigger than Nauru.
Nauru: 20 km² (2023) · Tuvalu: 30 km² (2023)
How much coast is there?
Nauru’s coastline is 25% longer than Tuvalu’s.
Nauru: 30 km (2026 edition) · Tuvalu: 24 km (2026 edition)
How high can you climb?
Nauru’s highest peak towers 65 m above Tuvalu’s.
Nauru: 70 m (2026 edition) · Tuvalu: 5 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Nauru has 27% more people than Tuvalu.
Nauru: 12,025 (2025) · Tuvalu: 9,492 (2025)
How crowded is it?
Nauru is 90% more densely populated than Tuvalu.
Nauru: 601 per km² (2025) · Tuvalu: 316 per km² (2025)
How tall are the men?
Men in Tuvalu are 1.7 cm taller than in Nauru.
Nauru: 169.6 cm (2019) · Tuvalu: 171.3 cm (2019)
How tall are the women?
Women in Tuvalu are 5.8 cm taller than in Nauru.
Nauru: 157.8 cm (2019) · Tuvalu: 163.6 cm (2019)
How old is the typical person?
The typical person in Tuvalu is 3.9 years older than in Nauru.
Nauru: 20.4 years (2023) · Tuvalu: 24.3 years (2023)
How many children per woman?
Women in Nauru have 0.1 more children on average than in Tuvalu.
Nauru: 3.29 children per woman (2024) · Tuvalu: 3.17 children per woman (2024)
How many people are 65 or older?
7.0% of people in Tuvalu are 65 or older, versus 3.0% in Nauru.
Nauru: 3% (2025) · Tuvalu: 7% (2025)
How many official languages?
Nauru and Tuvalu are practically level.
Nauru: 2 (2026) · Tuvalu: 2 (2026)
Money
What an economy looks like per person
How big is the economy?
Nauru’s economy is 3.1 times the size of Tuvalu’s.
Nauru: $176 million (2025) · Tuvalu: $57.3 million (2025)
How much is produced per person?
Nauru produces 2.1 times as much per person as Tuvalu.
Nauru: Int$14,201 (2025) · Tuvalu: Int$6,759 (2025)
How expensive is it?
Nauru’s price level (US = 100) is 1.2× Tuvalu’s.
Nauru: 103% (2025) · Tuvalu: 89% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Nauru spends 33% more on health per person than Tuvalu.
Nauru: $2,292 (2023) · Tuvalu: $1,724 (2023)
How long do people live?
People in Tuvalu live 5 years longer than in Nauru.
Nauru: 62.3 years (2024) · Tuvalu: 67.3 years (2024)
How many babies don’t reach their first birthday?
A baby in Tuvalu is 2.1 times as likely to die before turning one as in Nauru.
Nauru: 7.7 per 1,000 (2024) · Tuvalu: 16.5 per 1,000 (2024)
How many doctors are there?
Tuvalu has 6% more doctors per person than Nauru.
Nauru: 1.3 per 1,000 (2015) · Tuvalu: 1.3 per 1,000 (2020)
How common is obesity?
71% of adults in Nauru are obese, versus 65% in Tuvalu.
Nauru: 71.4% (2024) · Tuvalu: 64.7% (2024)
How many adults smoke?
35% of adults in Nauru smoke, versus 33% in Tuvalu.
Nauru: 34.8% (2024) · Tuvalu: 33.4% (2024)
Everyday life
Plates, glasses and happiness
How much do people drink?
Nauru: no data · Tuvalu: 0.8 litres (2017)
How much meat is on the menu?
Nauru has 28% more meat per person than Tuvalu.
Nauru: 109.2 kg (2023) · Tuvalu: 85.1 kg (2023)
How much food is there per day?
Tuvalu has 213 kcal more food per person per day than Nauru.
Nauru: 3,082 kcal (2023) · Tuvalu: 3,295 kcal (2023)
How long do people go to school?
Adults in Tuvalu went to school 1.3 years longer than in Nauru.
Nauru: 9.4 years (2023) · Tuvalu: 10.8 years (2023)
How many tourists visit?
Nauru: no data · Tuvalu: 0.02 (2022)
Connected
Online, electrified, urban
How many people are online?
83% of people in Nauru are online, versus 35% in Tuvalu.
Nauru: 83% (2024) · Tuvalu: 35% (2017)
Who has electricity at home?
Nauru and Tuvalu are practically level.
Nauru: 100% (2024) · Tuvalu: 100% (2024)
How many live in cities?
100% of people in Nauru live in cities, versus 65% in Tuvalu.
Nauru: 100% (2025) · Tuvalu: 65% (2025)
How many phones per person?
Tuvalu has 99 mobile subscriptions per 100 people, Nauru 87.
Nauru: 87 (2022) · Tuvalu: 99 (2022)
How much do they fly?
Nauru: 3.25 (2023) · Tuvalu: no data
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 33% of Tuvalu, but only 0.0% of Nauru.
Nauru: 0% (2023) · Tuvalu: 33.3% (2023)
How much CO₂ does each person emit?
The average person in Nauru emits 4.3 times as much CO₂ as someone in Tuvalu.
Nauru: 5.1 t (2024) · Tuvalu: 1.2 t (2024)
How green is the power grid?
Nauru: 20% (2024) · Tuvalu: no data
How clean is the air?
The air in Tuvalu carries 18% more fine dust than in Nauru.
Nauru: 3.8 µg/m³ (2024) · Tuvalu: 4.5 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
Nauru: no data · Tuvalu: 0 per 100k (2019)
How dangerous are the roads?
Roads in Tuvalu are 2.2 times as deadly as in Nauru.
Nauru: 8 per 100k (2021) · Tuvalu: 17.9 per 100k (2021)
Climate
What the year feels like
Quick answers
Is Nauru bigger than Tuvalu?
Tuvalu is larger. Tuvalu is 50% bigger than Nauru.
Which has more people, Nauru or Tuvalu?
Nauru has 27% more people than Tuvalu (2025 estimates).
Where do people live longer, Nauru or Tuvalu?
People in Tuvalu live 5 years longer than in Nauru. Life expectancy at birth is 62.3 years in Nauru and 67.3 in Tuvalu.
Are people taller in Nauru or Tuvalu?
Men in Tuvalu are 1.7 cm taller than in Nauru (NCD-RisC, cohort born 2019).