Land
Size, shape and altitude
How big is it, really?
Chad is 39% bigger than Nigeria
Chad: 1,284,000 km² (2024) · Nigeria: 923,768 km² (2024)
How much coast is there?
Chad: 0 km (2026 edition) · Nigeria: 853 km (2026 edition)
How high can you climb?
Chad’s highest peak towers 1,026 m above Nigeria’s
Chad: 3,445 m (2026 edition) · Nigeria: 2,419 m (2026 edition)
How much of the land is farmed?
Farmland covers 77% of Nigeria, versus 40% of Chad
Chad: 40% (2024) · Nigeria: 77.1% (2024)
People
Who lives there, and how closely
How many people live there?
Nigeria has 11 times as many people as Chad
Chad: 21 million (2025) · Nigeria: 238 million (2025)
How crowded is it?
Nigeria is 16 times as densely populated as Chad
Chad: 17 per km² (2025) · Nigeria: 261 per km² (2025)
How tall are the men?
Chad and Nigeria are practically level
Chad: 171.8 cm (2019) · Nigeria: 171.6 cm (2019)
How tall are the women?
Women in Chad are 4.0 cm taller than in Nigeria
Chad: 162.1 cm (2019) · Nigeria: 158.1 cm (2019)
How old is the typical person?
The typical person in Nigeria is 2.4 years older than in Chad
Chad: 15.4 years (2023) · Nigeria: 17.8 years (2023)
How many children per woman?
Women in Chad have 1.6 more children on average than in Nigeria
Chad: 6.03 children per woman (2024) · Nigeria: 4.38 children per woman (2024)
How many people are 65 or older?
3.1% of people in Nigeria are 65 or older, versus 2.1% in Chad
Chad: 2.1% (2025) · Nigeria: 3.1% (2025)
How many refugees does it host?
Chad hosts 137 times as many refugees per resident as Nigeria
Chad: 71.5 per 1,000 (2025) · Nigeria: 0.5 per 1,000 (2025)
How many Nobel laureates were born there?
Nigeria has produced 0.0 Nobel laureates per 10 million people, Chad none
Chad: 0 (2026) · Nigeria: 0.042 (2026)
How many official languages?
Chad has 2 official languages, Nigeria 1
Chad: 2 (2026) · Nigeria: 1 (2026)
Money
What an economy looks like per person
How big is the economy?
Nigeria’s economy is 14 times the size of Chad’s
Chad: $21.5 billion (2025) · Nigeria: $291 billion (2025)
How much is produced per person?
Nigeria produces 3.3 times as much per person as Chad
Chad: Int$2,903 (2025) · Nigeria: Int$9,532 (2025)
How evenly is income shared?
Income is more unequally shared in Chad than in Nigeria (Gini 3.5 points higher)
Chad: 37.4 (2022) · Nigeria: 33.9 (2022)
How many live on less than $3 a day?
42% of people in Nigeria live on less than $3 a day, versus 40% in Chad
Chad: 39.5% (2022) · Nigeria: 41.8% (2022)
How many people are looking for work?
Unemployment is 3.1% in Nigeria, versus 1.1% in Chad
Chad: 1.1% (2025) · Nigeria: 3.1% (2025)
How much goes to the military?
Chad spends 3.2% of its GDP on the military, Nigeria 0.9%
Chad: 3.2% (2025) · Nigeria: 0.9% (2025)
How expensive is it?
Chad’s price level (US = 100) is 2.7× Nigeria’s
Chad: 35% (2025) · Nigeria: 13% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Nigeria spends 41% more on health per person than Chad
Chad: $47 (2023) · Nigeria: $67 (2023)
How long do people live?
People in Chad live 0.6 years longer than in Nigeria
Chad: 55.2 years (2024) · Nigeria: 54.6 years (2024)
How many babies don’t reach their first birthday?
A baby in Nigeria is 24% more likely to die before turning one than in Chad
Chad: 56.3 per 1,000 (2024) · Nigeria: 69.8 per 1,000 (2024)
How many doctors are there?
Nigeria has 4.5 times as many doctors per person as Chad
Chad: 0.1 per 1,000 (2023) · Nigeria: 0.4 per 1,000 (2023)
How many hospital beds are there?
Chad: 0.2 per 1,000 (2020) · Nigeria: no data
How common is suicide?
The suicide rate in Chad is 2.8 times that in Nigeria
Chad: 18.4 per 100k (2023) · Nigeria: 6.5 per 100k (2023)
How common is obesity?
12% of adults in Nigeria are obese, versus 6.3% in Chad
Chad: 6.3% (2024) · Nigeria: 12.1% (2024)
How many adults smoke?
7.4% of adults in Chad smoke, versus 3.1% in Nigeria
Chad: 7.4% (2024) · Nigeria: 3.1% (2024)
Everyday life
Plates, glasses and happiness
How do people rate their lives?
People in Nigeria rate their lives 0.40 points higher than in Chad
Chad: 4.39 (2025) · Nigeria: 4.79 (2025)
How much do people drink?
Adults in Chad drink 47% more alcohol than in Nigeria
Chad: 3 litres (2023) · Nigeria: 2 litres (2023)
How much meat is on the menu?
Chad has 6.6 times as much meat per person as Nigeria
Chad: 47 kg (2022) · Nigeria: 7.1 kg (2023)
How much food is there per day?
Nigeria has 373 kcal more food per person per day than Chad
Chad: 2,097 kcal (2022) · Nigeria: 2,470 kcal (2023)
How long do people work?
Workers in Nigeria put in 476 more hours a year than in Chad
Chad: 1,585 hours (2023) · Nigeria: 2,062 hours (2023)
How long do people go to school?
Adults in Nigeria went to school 5.3 years longer than in Chad
Chad: 2.3 years (2023) · Nigeria: 7.6 years (2023)
How many tourists visit?
Chad welcomed 2 times as many tourists per resident as Nigeria (2019)
Chad: 0.0047 (2019) · Nigeria: 0.0023 (2024)
How many World Heritage sites?
Chad and Nigeria are practically level
Chad: 2 (2026) · Nigeria: 2 (2026)
How many Olympic medals has it won?
Nigeria has won 27 Olympic medals, Chad none
Chad: 0 (2026 edition) · Nigeria: 27 (2026 edition)
Connected
Online, electrified, urban
How many people are online?
41% of people in Nigeria are online, versus 13% in Chad
Chad: 13% (2024) · Nigeria: 41% (2024)
How fast is home internet?
Home internet in Chad is 46% faster than in Nigeria
Chad: 64 Mbps (2026) · Nigeria: 44 Mbps (2026)
Who has electricity at home?
63% of people in Nigeria have electricity, versus 13% in Chad
Chad: 13.4% (2024) · Nigeria: 62.5% (2024)
How many live in cities?
64% of people in Nigeria live in cities, versus 28% in Chad
Chad: 28% (2025) · Nigeria: 64% (2025)
How many phones per person?
Chad has 73 mobile subscriptions per 100 people, Nigeria 71
Chad: 73 (2024) · Nigeria: 71 (2024)
How much railway is there?
Chad: no data · Nigeria: 3,528 km (2015)
How much do they fly?
Chad: no data · Nigeria: 0.02 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 19% of Nigeria, but only 3.0% of Chad
Chad: 3% (2024) · Nigeria: 18.9% (2024)
How much CO₂ does each person emit?
The average person in Nigeria emits 4.2 times as much CO₂ as someone in Chad
Chad: 0.1 t (2024) · Nigeria: 0.6 t (2024)
How green is the power grid?
31% of Nigeria’s electricity is renewable, versus 5.4% in Chad
Chad: 5.4% (2024) · Nigeria: 31.3% (2025)
How clean is the air?
The air in Nigeria carries 28% more fine dust than in Chad
Chad: 39.2 µg/m³ (2024) · Nigeria: 50 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
Chad: no data · Nigeria: 15.7 per 100k (2023)
How dangerous are the roads?
Roads in Chad are 27% deadlier than in Nigeria
Chad: 31.4 per 100k (2023) · Nigeria: 24.7 per 100k (2023)
Climate
What the year feels like
How warm is it?
Chad is on average 0.4 °C warmer than Nigeria
Chad: 27.8°C (2016–2025 avg) · Nigeria: 27.4°C (2016–2025 avg)
How much rain falls?
Nigeria gets 3.8 times as much rain as Chad
Chad: 276 mm (2016–2025 avg) · Nigeria: 1,044 mm (2016–2025 avg)
Between them
People, goods and passports that cross from one to the other
Quick answers
Is Chad bigger than Nigeria?
Chad is larger. Chad is 39% bigger than Nigeria.
Which has more people, Chad or Nigeria?
Nigeria has 11 times as many people as Chad (2025 estimates).
Where do people live longer, Chad or Nigeria?
People in Chad live 0.6 years longer than in Nigeria. Life expectancy at birth is 55.2 years in Chad and 54.6 in Nigeria.
Are people taller in Chad or Nigeria?
Chad and Nigeria are practically level (NCD-RisC, cohort born 2019).
