| Rank | Area (km²) | Countries | % Correct |
|---|---|---|---|
| 1 | 9,596,961 | China | 100%
|
| 2 | 3,287,263 | India | 100%
|
| 3 | 2,544,900 | Kazakhstan | 95%
|
| 4 | 2,149,690 | Saudi Arabia | 93%
|
| 6 | 1,564,110 | Mongolia | 90%
|
| 7 | 1,502,029 | Indonesia | 86%
|
| 5 | 1,648,195 | Iran | 86%
|
| 8 | 881,913 | Pakistan | 83%
|
| 10 | 652,230 | Afghanistan | 66%
|
| 15 | 438,317 | Iraq | 64%
|
| 9 | 676,578 | Myanmar | 64%
|
| 14 | 447,400 | Uzbekistan | 62%
|
| 12 | 513,120 | Thailand | 60%
|
| 13 | 488,100 | Turkmenistan | 53%
|
| 11 | 527,968 | Yemen | 52%
|