These are the top 10 most powerful countries in the world according to Global Fire Power. -2012
1. United States of America
2. Russia
3. China
4. India
5. United Kingdom
6. Turkey
7. South Korea
8. France
9. Japan
10. Israel
Some are hard to believe like India, Turkey and South Korea however stats are looked upon in this case number wise however not so much as who has the newer more advanced equipment.
The full list
here.
On this site you can compare and contrast countries from one another, click on them to view their stats and categorize them and view them in order from different ways, ex: Aircraft - it displays who has more air vehicles. Anyways, something interesting I have found, thanks!