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
Asmara
—
3,535,603
—
121,766 km²
—
29 /km²
—
$2.07 billion · 2011
—
$689 · 2011
Africa
Africa
Eastern Africa
Eastern Africa
United States dollar · USD · $
Eritrean nakfa · ERN · Nfk
BIOT
Eritrean
+246
+291
.io
.er
IO / IOT
ER / ERI
Indian/Chagos
Africa/Asmara
British Indian Ocean Territory
ኤርትራ
| Measure | British Indian Ocean Territory | Eritrea |
|---|---|---|
| Capital | Diego Garcia | Asmara |
| Population | — | 3,535,603 |
| Surface area | — | 121,766 km² |
| Population density | — | 29 /km² |
| Nominal GDP | — | $2.07 billion · 2011 |
| GDP per capita | — | $689 · 2011 |
| Region | Africa | Africa |
| Subregion | Eastern Africa | Eastern Africa |
| Currency | United States dollar · USD · $ | Eritrean nakfa · ERN · Nfk |
| Nationality | BIOT | Eritrean |
| Phone code | +246 | +291 |
| Internet domain | .io | .er |
| ISO codes | IO / IOT | ER / ERI |
| Time zone | Indian/Chagos | Africa/Asmara |
| Native name | British Indian Ocean Territory | ኤርትራ |
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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 →Eritrea, a youthful nation on the Horn of Africa, boasts a dramatic coastline along the Red Sea and a tapestry of peoples, languages, and landscapes that make it one of the continent’s most intriguing destinations.
Full Eritrea 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 Eritrea is Asmara.
Eritrea has a recorded population of approximately 3,535,603 people.
Eritrea covers an area of about 121,766 km².
Eritrea has a population density of roughly 29 /km² (people per square kilometre).
Eritrea has a gross domestic product (GDP) of approximately $2.07 billion as of 2011.
Eritrea has a GDP per capita of approximately $689.
Eritrea uses the Eritrean nakfa (ERN), with the symbol Nfk.
Eritrea is located in Eastern Africa, Africa.
The native name of Eritrea is ኤርትራ.
People from Eritrea are referred to as Eritrean.
The international dialing code for Eritrea is +291.
The country code top-level domain (ccTLD) for Eritrea is .er.
Eritrea uses the Africa/Asmara time zone.
Eritrea, a youthful nation on the Horn of Africa, boasts a dramatic coastline along the Red Sea and a tapestry of peoples, languages, and landscapes that make it one of the continent’s most intriguing destinations.