Land Area
United States of America
9,833,517 km²
Largest
Ireland
70,273 km²
0.7% of largest
United States of America is 139.93× larger than Ireland
Population
United States of America
LARGEST
335M
PEOPLE
Ireland
1.5% OF LARGEST
4.94M
PEOPLE
United States of America has 67.84× the population of Ireland
GDP
United States of America
LARGEST
$27.36T
Ireland
1.7% OF LARGEST
$476.66B
Armed Forces
Active Personnel
United States of America
LARGEST
1.35M
TROOPS
Ireland
0.6% OF LARGEST
8.7K
TROOPS
United States of America has 154.86× the active personnel of Ireland
Air Force
United States of America
LARGEST
13.3K
AIRCRAFT
Ireland
0.2% OF LARGEST
26
AIRCRAFT
United States of America has 511.54× the aircraft of Ireland
Naval Assets
United States of America
Ireland
Wealth
Gold Reserves
United States of America
LARGEST
8,133.5
Metric Tonnes
Ireland
0.1% OF LARGEST
12.0
Metric Tonnes
Foreign-Exchange Reserves
United States of America
LARGEST
$228B
Reserves · excl. gold
Ireland
5.3% OF LARGEST
$12B
Reserves · excl. gold
Billionaires
United States of America
MOST
813
billionaires
Ireland
—
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)
Ireland
$877.1B
Exports
$877.1B
Imports
$622.5B
Trade Balance
+$254.6B
Trade Surplus
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
Ireland
supply
United States of America
consumption
Tea
kg / person / yr
Ireland
supply
United States of America
consumption
Beer
litres / person / yr
Ireland
consumption
United States of America
consumption
Wine
litres / person / yr
Ireland
supply
United States of America
consumption
Alcohol
litres pure alcohol / person / yr
Ireland
consumption
United States of America
consumption
Smoking
% of adults 15+ who smoke
Ireland
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
Ireland
15
Gold
10
Silver
18
Bronze
43
Total Medals
☀ Summer: 43
❄ Winter: 0
Religious Demographics
Religious Distribution
Religious Composition by Country
Ireland
United States of America
Age Demographics
Median Age
United States of America
38.8
YEARS
10
30
50
70
Ireland
38.2
YEARS
10
30
50
70
Age Distribution
Population breakdown by age bracket (percentage)
Demographic Insights
Age Gap
United States of America is 0.6 years older (median) than Ireland
Youth Population
Ireland has the highest youth population at 40.4% (under 30)
Elderly Population
United States of America has the highest elderly population at 21.6% (60+)
Global Statistics
| Metric |
Ireland
|
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.
|
Ireland
|
United States of America
|
|---|---|---|
| Cost of Living Index | N/A |
|
| Rent Index | N/A |
|
| Groceries Index | N/A |
|
| Restaurant Price Index | N/A |
|
| Local Purchasing Power | N/A |
|
| Common Expenses Comparison | ||
| Meal at Inexpensive Restaurant (USD) | N/A | $20.0 |
| Three-Course Meal for 2 (USD) | N/A | $80.0 |
| Monthly Rent - City Center (USD) | N/A | $1,950.0 |
| Monthly Rent - Outside Center (USD) | N/A | $1,500.0 |
| Monthly Utilities (USD) | N/A | $175.0 |
| Internet (60 Mbps, USD) | N/A | $68.0 |
| Monthly Public Transport Pass (USD) | N/A | $85.0 |
Historical Data
Basic Information
| Metric | Ireland | United States of America |
|---|---|---|
| Population | 4937786 | 335000000 |
| Area (sq km) | 70273 | 9833517 |
| Capital | Dublin | Washington, D.C. |
| Official Language | Irish, English | English (de facto) |
| Currency | Euro (EUR) | United States Dollar (USD) |
| Government Type | Unitary parliamentary republic | Federal presidential constitutional republic |
Military Strength
| Metric | Ireland | United States of America |
|---|---|---|
| Active Personnel | 8,700 | 1,347,300 |
| Reserve Personnel | 1,800 | 799,500 |
| Total Military Personnel | 10,500 | 2,146,800 |
| Defense Budget (USD) | $1,200,000,000 | $816,000,000,000.0 |
| Tanks | 0 | 6,612 |
| Armored Vehicles | 44 | 45,193 |
| Self-Propelled Artillery | 0 | 1,498 |
| Towed Artillery | 0 | 1,339 |
| Rocket Projectors | 0 | 1,366 |
Economy
| Metric | Ireland | United States of America |
|---|---|---|
| GDP (USD) | $476,660,000,000 | $27,360,935,000,000.0 |
| GDP Per Capita (USD) | $96,550 | $81,695.0 |
| Unemployment Rate (%) | 5.3% | 3.5% |
| GINI Index (Income Inequality) | 32.8 | 41.4 |
| Currency | Euro (EUR) | United States Dollar (USD) |
| Direct Currency Comparison (1 unit of row currency equals X units of column currency) | ||
| Ireland Currency | 1.00 (Same) | 0.8802 Weaker |
| United States of America Currency | 1.1361 Stronger | 1.00 (Same) |
| USD Base Exchange Rates (All calculations use USD as the base currency) | ||
| Currency | EUR | USD |
| 1 USD equals | 0.8802 EUR Updated: 2026-06-27 | 1.0000 USD Updated: 2026-06-27 |
Interesting Comparisons & Trivia
Did You Know?
United States of America is 139.9 times larger in area than Ireland.
That's a massive difference!
United States of America has 67.8 times more people than Ireland.
Ireland has the highest GDP per capita at $96,550 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.
Ireland vs United States of America: Key Comparisons
Economy: United States of America's GDP of $27.4T is 57.4x larger than Ireland's $477B — both among the world's largest economies.
Population: United States of America's population of 335M is 67.8x larger than Ireland's 5M.
Area: United States of America covers 9,833,517 km², making it 139.9x larger than Ireland.
Military: United States of America fields 1.3Million active troops vs Ireland's 8.7Thousand.
Trade: Ireland runs a trade surplus of $255B while United States of America has a trade deficit of $910B.
Life Expectancy: Ireland leads with a life expectancy of 82 years vs United States of America's 79.
Data compiled from World Bank, IMF, Global Firepower, SIPRI, Numbeo, and Pew Research.
Last updated June 2026.
Sources & methodology