Land
Size, shape and altitude
How big is it, really?
Tanzania fits inside Saudi Arabia 2.3 times.
Saudi Arabia: 2,149,690 km² (2023) · Tanzania: 947,300 km² (2023)
How much coast is there?
Saudi Arabia’s coastline is 85% longer than Tanzania’s.
Saudi Arabia: 2,640 km (2026 edition) · Tanzania: 1,424 km (2026 edition)
How high can you climb?
Tanzania’s highest peak towers 2,895 m above Saudi Arabia’s.
Saudi Arabia: 3,000 m (2026 edition) · Tanzania: 5,895 m (2026 edition)
People
Who lives there, and how closely
How many people live there?
Tanzania has 91% more people than Saudi Arabia.
Saudi Arabia: 37 million (2025) · Tanzania: 70.5 million (2025)
How crowded is it?
Tanzania is 4.6 times as densely populated as Saudi Arabia.
Saudi Arabia: 17 per km² (2025) · Tanzania: 80 per km² (2025)
How tall are the men?
Men in Saudi Arabia are 3.7 cm taller than in Tanzania.
Saudi Arabia: 170.7 cm (2019) · Tanzania: 167 cm (2019)
How tall are the women?
Women in Saudi Arabia are 2.0 cm taller than in Tanzania.
Saudi Arabia: 158.8 cm (2019) · Tanzania: 156.9 cm (2019)
How old is the typical person?
The typical person in Saudi Arabia is 12 years older than in Tanzania.
Saudi Arabia: 29.2 years (2023) · Tanzania: 17.2 years (2023)
How many children per woman?
Women in Tanzania have 2.2 more children on average than in Saudi Arabia.
Saudi Arabia: 2.31 children per woman (2024) · Tanzania: 4.54 children per woman (2024)
How many people are 65 or older?
Saudi Arabia and Tanzania are practically level.
Saudi Arabia: 3.1% (2025) · Tanzania: 3% (2025)
How many Nobel laureates were born there?
Saudi Arabia and Tanzania are practically level.
Saudi Arabia: 0 (2025) · Tanzania: 0 (2025)
How many official languages?
Tanzania has 2 official languages, Saudi Arabia 1.
Saudi Arabia: 1 (2026) · Tanzania: 2 (2026)
Money
What an economy looks like per person
How big is the economy?
Saudi Arabia’s economy is 14 times the size of Tanzania’s.
Saudi Arabia: $1.28 trillion (2025) · Tanzania: $90.1 billion (2025)
How much is produced per person?
Saudi Arabia produces 17 times as much per person as Tanzania.
Saudi Arabia: Int$73,784 (2025) · Tanzania: Int$4,471 (2025)
How evenly is income shared?
Saudi Arabia: no data · Tanzania: 40.5 (2018)
How many people are looking for work?
Unemployment is 3.0% in Saudi Arabia, versus 1.6% in Tanzania.
Saudi Arabia: 3% (2025) · Tanzania: 1.6% (2025)
How much goes to the military?
Saudi Arabia spends 7.3% of its GDP on the military, Tanzania 1.2%.
Saudi Arabia: 7.3% (2024) · Tanzania: 1.2% (2024)
How expensive is it?
Saudi Arabia’s price level (US = 100) is 1.6× Tanzania’s.
Saudi Arabia: 47% (2025) · Tanzania: 29% (2025)
Health
Long lives, small beginnings
How much is spent on health?
Saudi Arabia spends 50 times as much on health per person as Tanzania.
Saudi Arabia: $1,825 (2023) · Tanzania: $36 (2023)
How long do people live?
People in Saudi Arabia live 12 years longer than in Tanzania.
Saudi Arabia: 79 years (2024) · Tanzania: 67.2 years (2024)
How many babies don’t reach their first birthday?
A baby in Tanzania is 6.1 times as likely to die before turning one as in Saudi Arabia.
Saudi Arabia: 4.7 per 1,000 (2024) · Tanzania: 28.7 per 1,000 (2024)
How many doctors are there?
Saudi Arabia has 25 times as many doctors per person as Tanzania.
Saudi Arabia: 3.4 per 1,000 (2023) · Tanzania: 0.1 per 1,000 (2022)
How common is obesity?
39% of adults in Saudi Arabia are obese, versus 10% in Tanzania.
Saudi Arabia: 39.2% (2024) · Tanzania: 10.5% (2024)
How many adults smoke?
15% of adults in Saudi Arabia smoke, versus 7.7% in Tanzania.
Saudi Arabia: 14.7% (2024) · Tanzania: 7.7% (2024)
Everyday life
Plates, glasses and happiness
How do people rate their lives?
People in Saudi Arabia rate their lives 2.92 points higher than in Tanzania.
Saudi Arabia: 6.82 (2025) · Tanzania: 3.90 (2025)
How much do people drink?
Saudi Arabia: no data · Tanzania: 1.5 litres (2023)
How much meat is on the menu?
Saudi Arabia has 4.8 times as much meat per person as Tanzania.
Saudi Arabia: 58.1 kg (2023) · Tanzania: 12.2 kg (2023)
How much food is there per day?
Saudi Arabia has 1,142 kcal more food per person per day than Tanzania.
Saudi Arabia: 3,660 kcal (2023) · Tanzania: 2,518 kcal (2023)
How long do people work?
Tanzania and Saudi Arabia are practically level.
Saudi Arabia: 2,125 hours (2023) · Tanzania: 2,129 hours (2023)
How long do people go to school?
Adults in Saudi Arabia went to school 5.5 years longer than in Tanzania.
Saudi Arabia: 11.6 years (2023) · Tanzania: 6.1 years (2023)
How many tourists visit?
Saudi Arabia welcomed 37 times as many tourists per resident as Tanzania (2019).
Saudi Arabia: 0.84 (2024) · Tanzania: 0.02 (2022)
Connected
Online, electrified, urban
How many people are online?
100% of people in Saudi Arabia are online, versus 31% in Tanzania.
Saudi Arabia: 100% (2024) · Tanzania: 31% (2024)
Who has electricity at home?
100% of people in Saudi Arabia have electricity, versus 52% in Tanzania.
Saudi Arabia: 100% (2024) · Tanzania: 52.4% (2024)
How many live in cities?
85% of people in Saudi Arabia live in cities, versus 37% in Tanzania.
Saudi Arabia: 85% (2025) · Tanzania: 37% (2025)
How many phones per person?
Saudi Arabia has 160 mobile subscriptions per 100 people, Tanzania 127.
Saudi Arabia: 160 (2024) · Tanzania: 127 (2024)
How much railway is there?
Saudi Arabia’s railway network is 9% longer than Tanzania’s.
Saudi Arabia: 2,939 km (2018) · Tanzania: 2,701 km (2017)
How much do they fly?
Airlines from Saudi Arabia fly 48 times as many passengers per resident as those from Tanzania.
Saudi Arabia: 1.3 (2023) · Tanzania: 0.03 (2023)
Planet
Air, forests and energy
How much of the land is forest?
Forest covers 50% of Tanzania, but only 0.5% of Saudi Arabia.
Saudi Arabia: 0.5% (2023) · Tanzania: 50.1% (2023)
How much CO₂ does each person emit?
The average person in Saudi Arabia emits 70 times as much CO₂ as someone in Tanzania.
Saudi Arabia: 20.4 t (2024) · Tanzania: 0.3 t (2024)
How green is the power grid?
33% of Tanzania’s electricity is renewable, versus 2.2% in Saudi Arabia.
Saudi Arabia: 2.2% (2024) · Tanzania: 32.9% (2024)
How clean is the air?
The air in Saudi Arabia carries 2 times as much fine dust as in Tanzania.
Saudi Arabia: 50.4 µg/m³ (2024) · Tanzania: 24.6 µg/m³ (2024)
Safety
Measured risk, not vibes
How common is murder?
You are 4 times as likely to be murdered in Tanzania as in Saudi Arabia.
Saudi Arabia: 0.9 per 100k (2019) · Tanzania: 3.7 per 100k (2020)
How dangerous are the roads?
Roads in Saudi Arabia are 17% deadlier than in Tanzania.
Saudi Arabia: 18.5 per 100k (2021) · Tanzania: 15.8 per 100k (2021)
Climate
What the year feels like
How warm is it?
Saudi Arabia is on average 3.7 °C warmer than Tanzania.
Saudi Arabia: 26.8°C (2016–2025 avg) · Tanzania: 23.1°C (2016–2025 avg)
How much rain falls?
Tanzania gets 18 times as much rain as Saudi Arabia.
Saudi Arabia: 61 mm (2016–2025 avg) · Tanzania: 1,102 mm (2016–2025 avg)
Quick answers
Is Saudi Arabia bigger than Tanzania?
Saudi Arabia is larger. Tanzania fits inside Saudi Arabia 2.3 times.
Which has more people, Saudi Arabia or Tanzania?
Tanzania has 91% more people than Saudi Arabia (2025 estimates).
Where do people live longer, Saudi Arabia or Tanzania?
People in Saudi Arabia live 12 years longer than in Tanzania. Life expectancy at birth is 79.0 years in Saudi Arabia and 67.2 in Tanzania.
Are people taller in Saudi Arabia or Tanzania?
Men in Saudi Arabia are 3.7 cm taller than in Tanzania (NCD-RisC, cohort born 2019).
Keep duelling
Saudi Arabia vs Iraq 
Saudi Arabia vs Jordan 
Saudi Arabia vs Kuwait 
Saudi Arabia vs Oman 
Saudi Arabia vs Qatar 
Saudi Arabia vs United Arab Emirates 
Tanzania vs Burundi 
Tanzania vs DR Congo 
Tanzania vs Kenya 
Tanzania vs Malawi 
Tanzania vs Mozambique 
Tanzania vs Rwanda 
Saudi Arabia vs the world → Tanzania vs the world →