Land
Size, shape and altitude
How big is it, really?
Sudan is 46% bigger than Chad.
Chad: 1,284,000 km² (2023) · Sudan: 1,878,000 km² (2023)
How much coast is there?
Chad: 0 km (2026 edition) · Sudan: 853 km (2026 edition)
How high can you climb?
Chad’s highest peak towers 403 m above Sudan’s.
Chad: 3,445 m (2026 edition) · Sudan: 3,042 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Sudan has 2.5 times as many people as Chad.
Chad: 21 million (2025) · Sudan: 51.7 million (2025)
How crowded is it?
Sudan is 66% more densely populated than Chad.
Chad: 17 per km² (2025) · Sudan: 28 per km² (2025)
How tall are the men?
Sudan and Chad are practically level.
Chad: 171.8 cm (2019) · Sudan: 172.1 cm (2019)
How tall are the women?
Women in Chad are 1.8 cm taller than in Sudan.
Chad: 162.1 cm (2019) · Sudan: 160.4 cm (2019)
How old is the typical person?
The typical person in Sudan is 2.9 years older than in Chad.
Chad: 15.4 years (2023) · Sudan: 18.3 years (2023)
How many children per woman?
Women in Chad have 1.8 more children on average than in Sudan.
Chad: 6.03 children per woman (2024) · Sudan: 4.26 children per woman (2024)
How many people are 65 or older?
3.4% of people in Sudan are 65 or older, versus 2.1% in Chad.
Chad: 2.1% (2025) · Sudan: 3.4% (2025)
How many Nobel laureates were born there?
Chad and Sudan are practically level.
Chad: 0 (2025) · Sudan: 0 (2025)
How many official languages?
Chad and Sudan are practically level.
Chad: 2 (2026) · Sudan: 2 (2026)
Money
What an economy looks like per person
How big is the economy?
Sudan’s economy is 2.8 times the size of Chad’s.
Chad: $21.5 billion (2025) · Sudan: $60.2 billion (2025)
How much is produced per person?
Chad produces 32% more per person than Sudan.
Chad: Int$2,903 (2025) · Sudan: Int$2,192 (2025)
How evenly is income shared?
Income is more unequally shared in Chad than in Sudan (Gini 3.2 points higher).
Chad: 37.4 (2022) · Sudan: 34.2 (2014)
How many people are looking for work?
Unemployment is 7.5% in Sudan, versus 1.1% in Chad.
Chad: 1.1% (2025) · Sudan: 7.5% (2022)
How much goes to the military?
Chad spends 3.0% of its GDP on the military, Sudan 0.9%.
Chad: 3% (2024) · Sudan: 0.9% (2021)
How expensive is it?
Sudan’s price level (US = 100) is 1.5× Chad’s.
Chad: 35% (2025) · Sudan: 53% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Chad spends 2.3 times as much on health per person as Sudan.
Chad: $47 (2023) · Sudan: $21 (2023)
How long do people live?
People in Sudan live 11 years longer than in Chad.
Chad: 55.2 years (2024) · Sudan: 66.5 years (2024)
How many babies don’t reach their first birthday?
A baby in Chad is 31% more likely to die before turning one than in Sudan.
Chad: 56.3 per 1,000 (2024) · Sudan: 42.9 per 1,000 (2024)
How many doctors are there?
Sudan has 2.9 times as many doctors per person as Chad.
Chad: 0.1 per 1,000 (2023) · Sudan: 0.3 per 1,000 (2017)
How common is obesity?
16% of adults in Sudan are obese, versus 6.3% in Chad.
Chad: 6.3% (2024) · Sudan: 16.1% (2024)
How many adults smoke?
Chad: 7.4% (2024) · Sudan: no data
Everyday life
Plates, glasses and happiness
How do people rate their lives?
People in Chad rate their lives 0.25 points higher than in Sudan.
Chad: 4.39 (2025) · Sudan: 4.14 (2017)
How much do people drink?
Adults in Chad drink 2.1 times as much alcohol as in Sudan.
Chad: 3 litres (2023) · Sudan: 1.4 litres (2023)
How much meat is on the menu?
Chad has 2.6 times as much meat per person as Sudan.
Chad: 47 kg (2022) · Sudan: 18.4 kg (2022)
How much food is there per day?
Sudan has 416 kcal more food per person per day than Chad.
Chad: 2,097 kcal (2022) · Sudan: 2,513 kcal (2022)
How long do people work?
Workers in Sudan put in 1,073 more hours a year than in Chad.
Chad: 1,585 hours (2023) · Sudan: 2,658 hours (2023)
How long do people go to school?
Adults in Sudan went to school 1.6 years longer than in Chad.
Chad: 2.3 years (2023) · Sudan: 4 years (2023)
How many tourists visit?
Sudan welcomed 4 times as many tourists per resident as Chad (2019).
Chad: 0 (2019) · Sudan: 0.02 (2018)
Connected
Online, electrified, urban
How many people are online?
19% of people in Sudan are online, versus 13% in Chad.
Chad: 13% (2024) · Sudan: 19% (2017)
Who has electricity at home?
66% of people in Sudan have electricity, versus 13% in Chad.
Chad: 13.4% (2024) · Sudan: 66% (2024)
How many live in cities?
35% of people in Sudan live in cities, versus 28% in Chad.
Chad: 28% (2025) · Sudan: 35% (2025)
How many phones per person?
Chad has 73 mobile subscriptions per 100 people, Sudan 70.
Chad: 73 (2024) · Sudan: 70 (2022)
How much railway is there?
Chad: no data · Sudan: 2,747 km (2020)
How much do they fly?
Chad: no data · Sudan: 0.02 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 9.6% of Sudan, but only 3.2% of Chad.
Chad: 3.2% (2023) · Sudan: 9.6% (2023)
How much CO₂ does each person emit?
The average person in Sudan emits 2.5 times as much CO₂ as someone in Chad.
Chad: 0.1 t (2024) · Sudan: 0.4 t (2024)
How green is the power grid?
80% of Sudan’s electricity is renewable, versus 5.4% in Chad.
Chad: 5.4% (2024) · Sudan: 79.7% (2024)
How clean is the air?
The air in Chad carries 36% more fine dust than in Sudan.
Chad: 39.2 µg/m³ (2024) · Sudan: 28.8 µg/m³ (2024)
Safety
Measured risk, not vibes
How dangerous are the roads?
Roads in Chad are 35% deadlier than in Sudan.
Chad: 26.4 per 100k (2021) · Sudan: 19.6 per 100k (2021)
Climate
What the year feels like
How warm is it?
Chad and Sudan are practically level.
Chad: 27.8°C (2016–2025 avg) · Sudan: 27.7°C (2016–2025 avg)
How much rain falls?
Chad gets 62% more rain than Sudan.
Chad: 276 mm (2016–2025 avg) · Sudan: 171 mm (2016–2025 avg)
Quick answers
Is Chad bigger than Sudan?
Sudan is larger. Sudan is 46% bigger than Chad.
Which has more people, Chad or Sudan?
Sudan has 2.5 times as many people as Chad (2025 estimates).
Where do people live longer, Chad or Sudan?
People in Sudan live 11 years longer than in Chad. Life expectancy at birth is 55.2 years in Chad and 66.5 in Sudan.
Are people taller in Chad or Sudan?
Sudan and Chad are practically level (NCD-RisC, cohort born 2019).
