Land Area
United States of America
9,833,517 km²
Largest
Kingdom of Cambodia
181,035 km²
1.8% of largest
United States of America is 54.32× larger than Kingdom of Cambodia
Population
United States of America
LARGEST
335M
PEOPLE
Kingdom of Cambodia
5.0% OF LARGEST
16.77M
PEOPLE
United States of America has 19.98× the population of Kingdom of Cambodia
GDP
United States of America
LARGEST
$27.36T
Kingdom of Cambodia
0.1% OF LARGEST
$27.9B
Armed Forces
Active Personnel
United States of America
LARGEST
1.35M
TROOPS
Kingdom of Cambodia
9.2% OF LARGEST
124.3K
TROOPS
United States of America has 10.84× the active personnel of Kingdom of Cambodia
Air Force
United States of America
LARGEST
13.3K
AIRCRAFT
Kingdom of Cambodia
0.2% OF LARGEST
24
AIRCRAFT
United States of America has 554.17× the aircraft of Kingdom of Cambodia
Naval Assets
United States of America
Kingdom of Cambodia
Wealth
Gold Reserves
United States of America
LARGEST
8,133.5
Metric Tonnes
Kingdom of Cambodia
0.6% OF LARGEST
46.5
Metric Tonnes
Foreign-Exchange Reserves
United States of America
LARGEST
$228B
Reserves · excl. gold
Kingdom of Cambodia
8.3% OF LARGEST
$19B
Reserves · excl. gold
Billionaires
United States of America
MOST
813
billionaires
Kingdom of Cambodia
—
Oil
Proven Reserves
United States of America
LARGEST
69
Billion barrels
Production & Consumption
United States of America
NET EXPORTER
Production
20.0M b/d
Consumption
19.0M b/d
+1.0M b/d net
Trade (Import/Export)
Kingdom of Cambodia
$33.1B
Exports
$33.1B
Imports
$33.4B
Trade Balance
$-0.3B
Trade Deficit
United States of America
$3,193.5B
Exports
$3,193.5B
Imports
$4,103.1B
Trade Balance
$-909.6B
Trade Deficit
Drinks per Person
Coffee
kg / person / yr
United States of America
consumption
Kingdom of Cambodia
supply
Tea
kg / person / yr
United States of America
consumption
Kingdom of Cambodia
supply
Beer
litres / person / yr
United States of America
consumption
Kingdom of Cambodia
consumption
Wine
litres / person / yr
United States of America
consumption
Kingdom of Cambodia
supply
Alcohol
litres pure alcohol / person / yr
United States of America
consumption
Kingdom of Cambodia
consumption
Smoking
% of adults 15+ who smoke
Kingdom of Cambodia
United States of America
Per-capita — consumption where available, else FAOSTAT supply · alcohol = litres of pure alcohol; smoking = % of adults 15+ (WHO)
Olympic Medals
United States of America
1,233
Gold
1,013
Silver
889
Bronze
3,135
Total Medals
☀ Summer: 2,772
❄ Winter: 363
Kingdom of Cambodia
No Olympic medal data
Religious Demographics
Religious Distribution
Religious Composition by Country
Kingdom of Cambodia
United States of America
Age Demographics
Median Age
United States of America
38.8
YEARS
10
30
50
70
Kingdom of Cambodia
26.4
YEARS
10
30
50
70
Age Distribution
Population breakdown by age bracket (percentage)
Demographic Insights
Age Gap
United States of America is 12.4 years older (median) than Kingdom of Cambodia
Youth Population
Kingdom of Cambodia has the highest youth population at 58.0% (under 30)
Elderly Population
United States of America has the highest elderly population at 21.6% (60+)
Global Statistics
| Metric |
Kingdom of Cambodia
|
United States of America
|
|---|---|---|
| Travel & Mobility | ||
| Passport Power visa-free destinations | — |
186
|
| Tourist Arrivals per year | — |
66.5M
|
| Culture & Prestige | ||
| Nobel Laureates all-time | — |
411
|
| 3-Michelin-Star Restaurants current guide | — |
13
|
Figures as of 2026. Sources: IMF, EIA/OPEC, Henley Passport Index, UNWTO, Forbes, Michelin Guide, Nobel Foundation.
Cost of Living
|
Metric
All indices use New York City as base (100)
Lower values indicate lower costs.
|
Kingdom of Cambodia
|
United States of America
|
|---|---|---|
| Cost of Living Index |
|
|
| Rent Index |
|
|
| Groceries Index |
|
|
| Restaurant Price Index |
|
|
| Local Purchasing Power |
|
|
| Common Expenses Comparison | ||
| Meal at Inexpensive Restaurant (USD) | $2.5 | $20.0 |
| Three-Course Meal for 2 (USD) | $12.0 | $80.0 |
| Monthly Rent - City Center (USD) | $350.0 | $1,950.0 |
| Monthly Rent - Outside Center (USD) | $200.0 | $1,500.0 |
| Monthly Utilities (USD) | $45.0 | $175.0 |
| Internet (60 Mbps, USD) | $12.0 | $68.0 |
| Monthly Public Transport Pass (USD) | $20.0 | $85.0 |
Historical Data
Basic Information
| Metric | Kingdom of Cambodia | United States of America |
|---|---|---|
| Population | 16767842 | 335000000 |
| Area (sq km) | 181035 | 9833517 |
| Capital | Phnom Penh | Washington, D.C. |
| Official Language | Khmer | English (de facto) |
| Currency | Cambodian Riel (KHR) | United States Dollar (USD) |
| Government Type | Constitutional monarchy | Federal presidential constitutional republic |
Military Strength
| Metric | Kingdom of Cambodia | United States of America |
|---|---|---|
| Active Personnel | 124,300 | 1,347,300 |
| Reserve Personnel | 0 | 799,500 |
| Total Military Personnel | 124,300 | 2,146,800 |
| Defense Budget (USD) | $554,000,000.0 | $816,000,000,000.0 |
| Tanks | 0 | 6,612 |
| Armored Vehicles | 240 | 45,193 |
| Self-Propelled Artillery | 0 | 1,498 |
| Towed Artillery | 40 | 1,339 |
| Rocket Projectors | 30 | 1,366 |
Economy
| Metric | Kingdom of Cambodia | United States of America |
|---|---|---|
| GDP (USD) | $27,900,000,000.0 | $27,360,935,000,000.0 |
| GDP Per Capita (USD) | $1,663.0 | $81,695.0 |
| Unemployment Rate (%) | 0.4% | 3.5% |
| GINI Index (Income Inequality) | 37.9 | 41.4 |
| Currency | Cambodian Riel (KHR) | United States Dollar (USD) |
| Direct Currency Comparison (1 unit of row currency equals X units of column currency) | ||
| Kingdom of Cambodia Currency | 1.00 (Same) | 4031.8875 Stronger |
| United States of America Currency | 0.0002 Weaker | 1.00 (Same) |
| USD Base Exchange Rates (All calculations use USD as the base currency) | ||
| Currency | KHR | USD |
| 1 USD equals | 4031.8875 KHR Updated: 2026-06-27 | 1.0000 USD Updated: 2026-06-27 |
Interesting Comparisons & Trivia
Did You Know?
United States of America is 54.3 times larger in area than Kingdom of Cambodia.
That's a massive difference!
United States of America has 20.0 times more people than Kingdom of Cambodia.
United States of America has the highest GDP per capita at $81,695.0 among the selected countries.
United States of America has the largest economy with a GDP of
$27.36 trillion.
United States of America has the largest active military personnel with 1,347,300 troops.
United States of America has the largest air force with 13,300 aircraft.
United States of America has the largest navy with 472 vessels.
USA Fact: The United States has more airports than any other country in the world, with over 13,000 airports.
Kingdom of Cambodia vs United States of America: Key Comparisons
Economy: United States of America's GDP of $27.4T is 980.7x larger than Kingdom of Cambodia's $28B — both among the world's largest economies.
Population: United States of America's population of 335M is 20.0x larger than Kingdom of Cambodia's 17M.
Area: United States of America covers 9,833,517 km², making it 54.3x larger than Kingdom of Cambodia.
Military: United States of America fields 1.3Million active troops vs Kingdom of Cambodia's 120Thousand.
Trade: Kingdom of Cambodia has a trade deficit of $0B while United States of America has a trade deficit of $910B.
Life Expectancy: United States of America leads with a life expectancy of 79 years vs Kingdom of Cambodia's 70.
Data compiled from World Bank, IMF, Global Firepower, SIPRI, Numbeo, and Pew Research.
Last updated June 2026.
Sources & methodology