Land
Size, shape and altitude
How big is it, really?
Nauru fits inside Kiribati 39 times
Kiribati: 811 km² (2024) · Nauru: 21 km² (2024)
How much coast is there?
Kiribati’s coastline is 38 times as long as Nauru’s
Kiribati: 1,143 km (2026 edition) · Nauru: 30 km (2026 edition)
How high can you climb?
Kiribati’s highest peak towers 11 m above Nauru’s
Kiribati: 81 m (2026 edition) · Nauru: 70 m (2026 edition)
How much of the land is farmed?
Farmland covers 42% of Kiribati, versus 16% of Nauru
Kiribati: 41.9% (2024) · Nauru: 16.2% (2024)
People
Who lives there, and how closely
How many people live there?
Kiribati has 11 times as many people as Nauru
Kiribati: 136,488 (2025) · Nauru: 12,025 (2025)
How crowded is it?
Nauru is 3.4 times as densely populated as Kiribati
Kiribati: 168 per km² (2025) · Nauru: 573 per km² (2025)
How tall are the men?
Kiribati and Nauru are practically level
Kiribati: 170.1 cm (2019) · Nauru: 169.6 cm (2019)
How tall are the women?
Women in Kiribati are 3.2 cm taller than in Nauru
Kiribati: 161 cm (2019) · Nauru: 157.8 cm (2019)
How old is the typical person?
The typical person in Kiribati is 2.3 years older than in Nauru
Kiribati: 22.7 years (2023) · Nauru: 20.4 years (2023)
How many children per woman?
Women in Nauru have 0.2 more children on average than in Kiribati
Kiribati: 3.12 children per woman (2024) · Nauru: 3.29 children per woman (2024)
How many people are 65 or older?
4.4% of people in Kiribati are 65 or older, versus 3.0% in Nauru
Kiribati: 4.4% (2025) · Nauru: 3% (2025)
How many refugees does it host?
Kiribati: no data · Nauru: 0.4 per 1,000 (2025)
How many official languages?
Kiribati and Nauru are practically level
Kiribati: 2 (2026) · Nauru: 2 (2026)
Money
What an economy looks like per person
How big is the economy?
Kiribati’s economy is 2 times the size of Nauru’s
Kiribati: $349 million (2025) · Nauru: $176 million (2025)
How much is produced per person?
Nauru produces 3.6 times as much per person as Kiribati
Kiribati: Int$3,937 (2025) · Nauru: Int$14,201 (2025)
How evenly is income shared?
Kiribati: 24.7 (2023) · Nauru: no data
How many live on less than $3 a day?
Kiribati: 0.9% (2023) · Nauru: no data
How much does the central government collect in tax?
Nauru’s central government collects 21% of GDP in tax, Kiribati’s 18%
Kiribati: 17.5% (2023) · Nauru: 21.4% (2024)
How expensive is it?
Nauru’s price level (US = 100) is 1.6× Kiribati’s
Kiribati: 65% (2025) · Nauru: 103% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Nauru spends 9.6 times as much on health per person as Kiribati
Kiribati: $238 (2023) · Nauru: $2,292 (2023)
How long do people live?
People in Kiribati live 4.3 years longer than in Nauru
Kiribati: 66.6 years (2024) · Nauru: 62.3 years (2024)
How many babies don’t reach their first birthday?
A baby in Kiribati is 5 times as likely to die before turning one as in Nauru
Kiribati: 38.8 per 1,000 (2024) · Nauru: 7.7 per 1,000 (2024)
How many doctors are there?
Kiribati: no data · Nauru: 1.3 per 1,000 (2015)
How many hospital beds are there?
Kiribati: 1.9 per 1,000 (2016) · Nauru: no data
How common is suicide?
Kiribati: 18 per 100k (2023) · Nauru: no data
How common is obesity?
71% of adults in Nauru are obese, versus 45% in Kiribati
Kiribati: 45.3% (2024) · Nauru: 71.4% (2024)
How many adults smoke?
38% of adults in Kiribati smoke, versus 35% in Nauru
Kiribati: 37.7% (2024) · Nauru: 34.8% (2024)
Everyday life
Plates, glasses and happiness
How much do people drink?
Kiribati: 0.6 litres (2023) · Nauru: no data
How much meat is on the menu?
Nauru has 2.4 times as much meat per person as Kiribati
Kiribati: 45.1 kg (2023) · Nauru: 109.2 kg (2023)
How much food is there per day?
Kiribati has 43 kcal more food per person per day than Nauru
Kiribati: 3,125 kcal (2023) · Nauru: 3,082 kcal (2023)
How long do people go to school?
Adults in Nauru went to school 0.32 years longer than in Kiribati
Kiribati: 9.1 years (2023) · Nauru: 9.4 years (2023)
How many tourists visit?
Kiribati: 0.01 (2022) · Nauru: no data
How many World Heritage sites?
Kiribati has 1 more World Heritage site than Nauru (1 against 0)
Kiribati: 1 (2026) · Nauru: 0 (2026)
How many Olympic medals has it won?
Kiribati and Nauru are practically level
Kiribati: 0 (2026 edition) · Nauru: 0 (2026 edition)
Connected
Online, electrified, urban
How many people are online?
89% of people in Kiribati are online, versus 83% in Nauru
Kiribati: 89% (2024) · Nauru: 83% (2024)
Who has electricity at home?
100% of people in Nauru have electricity, versus 98% in Kiribati
Kiribati: 97.7% (2024) · Nauru: 100% (2024)
How many live in cities?
100% of people in Nauru live in cities, versus 63% in Kiribati
Kiribati: 63% (2025) · Nauru: 100% (2025)
How many phones per person?
Nauru has 87 mobile subscriptions per 100 people, Kiribati 54
Kiribati: 54 (2024) · Nauru: 87 (2022)
How much do they fly?
Airlines from Nauru fly 7.5 times as many passengers per resident as those from Kiribati
Kiribati: 0.43 (2023) · Nauru: 3.25 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 1.3% of Kiribati, but only 0% of Nauru
Kiribati: 1.3% (2024) · Nauru: 0% (2023)
How much CO₂ does each person emit?
The average person in Nauru emits 9.5 times as much CO₂ as someone in Kiribati
Kiribati: 0.5 t (2024) · Nauru: 5.1 t (2024)
How green is the power grid?
25% of Kiribati’s electricity is renewable, versus 20% in Nauru
Kiribati: 25% (2024) · Nauru: 20% (2024)
How clean is the air?
The air in Nauru carries 3% more fine dust than in Kiribati
Kiribati: 3.7 µg/m³ (2024) · Nauru: 3.8 µg/m³ (2024)
Safety
Measured risk, not vibes
How dangerous are the roads?
Kiribati: 10.5 per 100k (2023) · Nauru: no data
Climate
What the year feels like
How warm is it?
Kiribati: 26.5°C (2016–2025 avg) · Nauru: no data
How much rain falls?
Kiribati: 689 mm (2016–2025 avg) · Nauru: no data
Between them
People, goods and passports that cross from one to the other
Quick answers
Is Kiribati bigger than Nauru?
Kiribati is larger. Nauru fits inside Kiribati 39 times.
Which has more people, Kiribati or Nauru?
Kiribati has 11 times as many people as Nauru (2025 estimates).
Where do people live longer, Kiribati or Nauru?
People in Kiribati live 4.3 years longer than in Nauru. Life expectancy at birth is 66.6 years in Kiribati and 62.3 in Nauru.
Are people taller in Kiribati or Nauru?
Kiribati and Nauru are practically level (NCD-RisC, cohort born 2019).