Population
Population data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.

This comparison uses the latest available atlas values for each country; reporting years can differ by metric.
Proportional bars and relative differences make the headline numbers easier to read.
Population data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.
Surface area data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.
Population density data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.
Nominal GDP data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.
GDP per capita data is unavailable for British Indian Ocean Territory, so a relative difference cannot be calculated.
Values use the latest available observations in WorldSumma. Economic reporting years are shown when available and can differ by country.
Diego Garcia
Victoria
—
121,354
—
460 km²
—
264 /km²
—
$2.17 billion · 2024
—
$17,859 · 2024
Africa
Africa
Eastern Africa
Eastern Africa
United States dollar · USD · $
Seychellois rupee · SCR · SRe
BIOT
Seychellois
+246
+248
.io
.sc
IO / IOT
SC / SYC
Indian/Chagos
Indian/Mahe
British Indian Ocean Territory
Seychelles
| Measure | British Indian Ocean Territory | Seychelles |
|---|---|---|
| Capital | Diego Garcia | Victoria |
| Population | — | 121,354 |
| Surface area | — | 460 km² |
| Population density | — | 264 /km² |
| Nominal GDP | — | $2.17 billion · 2024 |
| GDP per capita | — | $17,859 · 2024 |
| Region | Africa | Africa |
| Subregion | Eastern Africa | Eastern Africa |
| Currency | United States dollar · USD · $ | Seychellois rupee · SCR · SRe |
| Nationality | BIOT | Seychellois |
| Phone code | +246 | +248 |
| Internet domain | .io | .sc |
| ISO codes | IO / IOT | SC / SYC |
| Time zone | Indian/Chagos | Indian/Mahe |
| Native name | British Indian Ocean Territory | Seychelles |
Keep one country, change both, or start a completely new comparison.
The British Indian Ocean Territory (BIOT) is a remote British Overseas Territory scattered across the central Indian Ocean, best known for its strategic military base on Diego Garcia and its pristine coral atolls that whisper of an untouched tropical paradise.
Full British Indian Ocean Territory profile →Seychelles is an archipelago nation of 115 islands in the Indian Ocean. Located off the coast of East Africa, it is known for its pristine beaches, coral reefs, and unique granite and coral islands.
Full Seychelles profile →The capital of British Indian Ocean Territory is Diego Garcia.
British Indian Ocean Territory uses the United States dollar (USD), with the symbol $.
British Indian Ocean Territory is located in Eastern Africa, Africa.
People from British Indian Ocean Territory are referred to as BIOT.
The international dialing code for British Indian Ocean Territory is +246.
The country code top-level domain (ccTLD) for British Indian Ocean Territory is .io.
British Indian Ocean Territory uses the Indian/Chagos time zone.
The British Indian Ocean Territory (BIOT) is a remote British Overseas Territory scattered across the central Indian Ocean, best known for its strategic military base on Diego Garcia and its pristine coral atolls that whisper of an untouched tropical paradise.
The capital of Seychelles is Victoria.
Seychelles has a recorded population of approximately 121,354 people.
Seychelles covers an area of about 460 km².
Seychelles has a population density of roughly 264 /km² (people per square kilometre).
Seychelles has a gross domestic product (GDP) of approximately $2.17 billion as of 2024.
Seychelles has a GDP per capita of approximately $17,859.
Seychelles uses the Seychellois rupee (SCR), with the symbol SRe.
Seychelles is located in Eastern Africa, Africa.
People from Seychelles are referred to as Seychellois.
The international dialing code for Seychelles is +248.
The country code top-level domain (ccTLD) for Seychelles is .sc.
Seychelles uses the Indian/Mahe time zone.
Seychelles is an archipelago nation of 115 islands in the Indian Ocean. Located off the coast of East Africa, it is known for its pristine beaches, coral reefs, and unique granite and coral islands.