Population
Guam is higher
Guam records 167,777, about 1.48× the other value.
Country comparison
GuamvsMicronesia
See the biggest differences first, then scan the geographic, economic, and practical reference data.
This comparison uses the latest available atlas values for each country; reporting years can differ by metric.
The biggest differences first
Surface area
Micronesia is higher
Micronesia records 700 km², about 1.30× the other value.
Nominal GDP
Guam is higher
Guam records $6.91 billion, about 14.7× the other value.
What stands out
Proportional bars and relative differences make the headline numbers easier to read.
Population
🇬🇺 Guam167,777
🇫🇲 Micronesia113,160
Guam’s population is 48% larger than that of Micronesia, a difference of 54,617.
Surface area
🇬🇺 Guam540 km²
🇫🇲 Micronesia700 km²
Micronesia’s surface area is 30% larger than that of Guam, a difference of 160 km².
Population density
🇬🇺 Guam311 /km²
🇫🇲 Micronesia162 /km²
Guam’s population density is 92% higher than that of Micronesia, a difference of 149 /km².
Nominal GDP
🇬🇺 Guam$6.91 billion · 2022
🇫🇲 Micronesia$471.4 million · 2024
Guam’s nominal GDP is about 14.7× that of Micronesia, a difference of $6.44 billion.
GDP per capita
🇬🇺 Guam$41,833 · 2022
🇫🇲 Micronesia$4,166 · 2024
Guam’s GDP per capita is 904% higher than that of Micronesia, a difference of $37,667.
Values use the latest available observations in WorldSumma. Economic reporting years are shown when available and can differ by country.
Full side-by-side comparison
Capital
Hagatna
Palikir
Population
167,777
113,160
Surface area
540 km²
700 km²
Population density
311 /km²
162 /km²
Nominal GDP
$6.91 billion · 2022
$471.4 million · 2024
GDP per capita
$41,833 · 2022
$4,166 · 2024
Region
Oceania
Oceania
Subregion
Micronesia
Micronesia
Currency
United States dollar · USD · $
United States dollar · USD · $
Nationality
Guamanian, Guambat
Micronesian
Phone code
+1
+691
Internet domain
.gu
.fm
ISO codes
GU / GUM
FM / FSM
Time zone
Pacific/Guam
Pacific/Chuuk, Pacific/Kosrae (+1 more)
Native name
Guam
Micronesia
| Measure | Guam | Micronesia |
|---|---|---|
| Capital | Hagatna | Palikir |
| Population | 167,777 | 113,160 |
| Surface area | 540 km² | 700 km² |
| Population density | 311 /km² | 162 /km² |
| Nominal GDP | $6.91 billion · 2022 | $471.4 million · 2024 |
| GDP per capita | $41,833 · 2022 | $4,166 · 2024 |
| Region | Oceania | Oceania |
| Subregion | Micronesia | Micronesia |
| Currency | United States dollar · USD · $ | United States dollar · USD · $ |
| Nationality | Guamanian, Guambat | Micronesian |
| Phone code | +1 | +691 |
| Internet domain | .gu | .fm |
| ISO codes | GU / GUM | FM / FSM |
| Time zone | Pacific/Guam | Pacific/Chuuk, Pacific/Kosrae (+1 more) |
| Native name | Guam | Micronesia |
Compare a different pair
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Country overviews
AI-assisted profile prose · methodologyAbout Guam
Guam, a tropical island in the western Pacific Ocean, is the largest and southernmost of the Mariana Islands and a vibrant U.S. territory known for its stunning beaches, rich Chamorro heritage, and strategic geopolitical role.
Full Guam profile →About Micronesia
Federated States of Micronesia (FSM) is an independent island nation in the western Pacific Ocean, comprising over 600 islands.
Full Micronesia profile →Guam & Micronesia: Frequently Asked Questions
What is the capital of Guam?
The capital of Guam is Hagatna.
What is the population of Guam?
Guam has a recorded population of approximately 167,777 people.
How big is Guam?
Guam covers an area of about 540 km².
What is the population density of Guam?
Guam has a population density of roughly 311 /km² (people per square kilometre).
What is the GDP of Guam?
Guam has a gross domestic product (GDP) of approximately $6.91 billion as of 2022.
What is the GDP per capita of Guam?
Guam has a GDP per capita of approximately $41,833.
What currency is used in Guam?
Guam uses the United States dollar (USD), with the symbol $.
Where is Guam located?
Guam is located in Micronesia, Oceania.
What are people from Guam called?
People from Guam are referred to as Guamanian, Guambat.
What is the phone calling code for Guam?
The international dialing code for Guam is +1.
What is the internet domain for Guam?
The country code top-level domain (ccTLD) for Guam is .gu.
What time zone is Guam in?
Guam uses the Pacific/Guam time zone.
What is Guam known for?
Guam, a tropical island in the western Pacific Ocean, is the largest and southernmost of the Mariana Islands and a vibrant U.S. territory known for its stunning beaches, rich Chamorro heritage, and strategic geopolitical role.
What is the capital of Micronesia?
The capital of Micronesia is Palikir.
What is the population of Micronesia?
Micronesia has a recorded population of approximately 113,160 people.
How big is Micronesia?
Micronesia covers an area of about 700 km².
What is the population density of Micronesia?
Micronesia has a population density of roughly 162 /km² (people per square kilometre).
What is the GDP of Micronesia?
Micronesia has a gross domestic product (GDP) of approximately $471.4 million as of 2024.
What is the GDP per capita of Micronesia?
Micronesia has a GDP per capita of approximately $4,166.
What currency is used in Micronesia?
Micronesia uses the United States dollar (USD), with the symbol $.
Where is Micronesia located?
Micronesia is located in Oceania.
What are people from Micronesia called?
People from Micronesia are referred to as Micronesian.
What is the phone calling code for Micronesia?
The international dialing code for Micronesia is +691.
What is the internet domain for Micronesia?
The country code top-level domain (ccTLD) for Micronesia is .fm.
What time zone is Micronesia in?
Micronesia spans 3 time zones including Pacific/Chuuk, Pacific/Kosrae, Pacific/Pohnpei.
What is Micronesia known for?
Federated States of Micronesia (FSM) is an independent island nation in the western Pacific Ocean, comprising over 600 islands.