Land
Size, shape and altitude
How big is it, really?
Guinea is 25% bigger than Senegal.
Guinea: 245,860 km² (2023) · Senegal: 196,710 km² (2023)
How much coast is there?
Senegal’s coastline is 66% longer than Guinea’s.
Guinea: 320 km (2026 edition) · Senegal: 531 km (2026 edition)
How high can you climb?
Guinea’s highest peak towers 1,104 m above Senegal’s.
Guinea: 1,752 m (2026 edition) · Senegal: 648 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Senegal has 25% more people than Guinea.
Guinea: 15.1 million (2025) · Senegal: 18.9 million (2025)
How crowded is it?
Senegal is 60% more densely populated than Guinea.
Guinea: 61 per km² (2025) · Senegal: 98 per km² (2025)
How tall are the men?
Men in Senegal are 5.5 cm taller than in Guinea.
Guinea: 170.7 cm (2019) · Senegal: 176.2 cm (2019)
How tall are the women?
Women in Senegal are 5.2 cm taller than in Guinea.
Guinea: 158.8 cm (2019) · Senegal: 163.9 cm (2019)
How old is the typical person?
The typical person in Senegal is 1.1 years older than in Guinea.
Guinea: 18 years (2023) · Senegal: 19.1 years (2023)
How many children per woman?
Women in Guinea have 0.4 more children on average than in Senegal.
Guinea: 4.13 children per woman (2024) · Senegal: 3.77 children per woman (2024)
How many people are 65 or older?
Senegal and Guinea are practically level.
Guinea: 3.5% (2025) · Senegal: 3.6% (2025)
How many Nobel laureates were born there?
Guinea and Senegal are practically level.
Guinea: 0 (2025) · Senegal: 0 (2025)
How many official languages?
Guinea and Senegal are practically level.
Guinea: 1 (2026) · Senegal: 1 (2026)
Money
What an economy looks like per person
How big is the economy?
Senegal’s economy is 31% larger than Guinea’s.
Guinea: $28.3 billion (2025) · Senegal: $37 billion (2025)
How much is produced per person?
Senegal produces 11% more per person than Guinea.
Guinea: Int$4,935 (2025) · Senegal: Int$5,463 (2025)
How evenly is income shared?
Income is more unequally shared in Senegal than in Guinea (Gini 6.6 points higher).
Guinea: 29.6 (2018) · Senegal: 36.2 (2021)
How many people are looking for work?
Unemployment is 5.2% in Guinea, versus 2.7% in Senegal.
Guinea: 5.2% (2025) · Senegal: 2.7% (2025)
How much goes to the military?
Guinea and Senegal are practically level.
Guinea: 2.1% (2024) · Senegal: 1.6% (2024)
How expensive is it?
Guinea’s price level (US = 100) is 1.1× Senegal’s.
Guinea: 38% (2025) · Senegal: 36% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Senegal spends 23% more on health per person than Guinea.
Guinea: $59 (2023) · Senegal: $73 (2023)
How long do people live?
People in Senegal live 8 years longer than in Guinea.
Guinea: 60.9 years (2024) · Senegal: 68.9 years (2024)
How many babies don’t reach their first birthday?
A baby in Guinea is 2.1 times as likely to die before turning one as in Senegal.
Guinea: 59.8 per 1,000 (2024) · Senegal: 28.9 per 1,000 (2024)
How many doctors are there?
Guinea has 93% more doctors per person than Senegal.
Guinea: 0.2 per 1,000 (2022) · Senegal: 0.1 per 1,000 (2023)
How common is obesity?
10% of adults in Senegal are obese, versus 9.4% in Guinea.
Guinea: 9.4% (2024) · Senegal: 10.3% (2024)
How many adults smoke?
Guinea: no data · Senegal: 5.4% (2024)
Everyday life
Plates, glasses and happiness
How do people rate their lives?
People in Senegal rate their lives 0.18 points higher than in Guinea.
Guinea: 4.61 (2025) · Senegal: 4.79 (2025)
How much do people drink?
Adults in Guinea drink 46% more alcohol than in Senegal.
Guinea: 0.5 litres (2023) · Senegal: 0.3 litres (2023)
How much meat is on the menu?
Senegal has 32% more meat per person than Guinea.
Guinea: 15.2 kg (2023) · Senegal: 20 kg (2023)
How much food is there per day?
Guinea has 100 kcal more food per person per day than Senegal.
Guinea: 2,948 kcal (2023) · Senegal: 2,848 kcal (2023)
How long do people work?
Guinea: no data · Senegal: 2,335 hours (2023)
How long do people go to school?
Adults in Senegal went to school 0.45 years longer than in Guinea.
Guinea: 2.5 years (2023) · Senegal: 2.9 years (2023)
How many tourists visit?
Senegal welcomed 11 times as many tourists per resident as Guinea (2019).
Guinea: 0.01 (2017) · Senegal: 0.09 (2017)
Connected
Online, electrified, urban
How many people are online?
60% of people in Senegal are online, versus 33% in Guinea.
Guinea: 33% (2024) · Senegal: 60% (2024)
Who has electricity at home?
83% of people in Senegal have electricity, versus 54% in Guinea.
Guinea: 53.8% (2024) · Senegal: 82.9% (2024)
How many live in cities?
56% of people in Senegal live in cities, versus 39% in Guinea.
Guinea: 39% (2025) · Senegal: 56% (2025)
How many phones per person?
Senegal has 124 mobile subscriptions per 100 people, Guinea 98.
Guinea: 98 (2023) · Senegal: 124 (2024)
How much railway is there?
Guinea’s railway network is 20% longer than Senegal’s.
Guinea: 1,086 km (2017) · Senegal: 906 km (2017)
How much do they fly?
Guinea: no data · Senegal: 0.06 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 41% of Senegal, but only 25% of Guinea.
Guinea: 24.7% (2023) · Senegal: 41.3% (2023)
How much CO₂ does each person emit?
The average person in Senegal emits 2.8 times as much CO₂ as someone in Guinea.
Guinea: 0.3 t (2024) · Senegal: 0.8 t (2024)
How green is the power grid?
75% of Guinea’s electricity is renewable, versus 20% in Senegal.
Guinea: 75.2% (2024) · Senegal: 19.8% (2024)
How clean is the air?
The air in Senegal carries 53% more fine dust than in Guinea.
Guinea: 23.9 µg/m³ (2024) · Senegal: 36.5 µg/m³ (2024)
Safety
Measured risk, not vibes
How dangerous are the roads?
Roads in Guinea are 80% deadlier than in Senegal.
Guinea: 37.4 per 100k (2021) · Senegal: 20.8 per 100k (2021)
Climate
What the year feels like
How warm is it?
Senegal is on average 2.6 °C warmer than Guinea.
Guinea: 26.5°C (2016–2025 avg) · Senegal: 29.1°C (2016–2025 avg)
How much rain falls?
Guinea gets 3.3 times as much rain as Senegal.
Guinea: 1,724 mm (2016–2025 avg) · Senegal: 518 mm (2016–2025 avg)
Quick answers
Is Guinea bigger than Senegal?
Guinea is larger. Guinea is 25% bigger than Senegal.
Which has more people, Guinea or Senegal?
Senegal has 25% more people than Guinea (2025 estimates).
Where do people live longer, Guinea or Senegal?
People in Senegal live 8 years longer than in Guinea. Life expectancy at birth is 60.9 years in Guinea and 68.9 in Senegal.
Are people taller in Guinea or Senegal?
Men in Senegal are 5.5 cm taller than in Guinea (NCD-RisC, cohort born 2019).
