| Duration | Size (sq mi) | Location | Empire | % Correct |
|---|---|---|---|---|
| 1299 to 1923 | 2,010,000 | Africa, Asia and Europe | {Ottoman} Empire | 79%
|
| 27 BC to 476 AD | 1,930,000 | Africa, Asia and Europe | {Roman} Empire | 79%
|
| 4th century BC | 2,010,000 | Africa, Asia and Europe | {Macedonian} Empire | 76%
|
| 1415 to 1999 | 2,100,000 | Worldwide | {Portuguese} Empire | 69%
|
| 1882 to 1960 | 1,466,000 | Africa, Asia and Europe | {Italian} Colonial Empire | 59%
|
| 1526 to 1540, 1555 to 1857 | 1,540,000 | Asia | {Mughal} Empire | 55%
|
| 323 BC to 184 BC | 1,930,000 | Asia | {Maurya} Empire | 45%
|
| 370 to 469 | 1,540,000 | Eurasia | {Hunnic} Empire | 41%
|
| 1256 to 1353 | 1,450,000 | Asia | {Il}khanate | 31%
|
| 312 BC to 63 BC | 1,510,000 | Asia | {Seleucid} Empire | 31%
|
| 1226 to 1347 (and breakaway khanates up until 1705) | 1,350,000 | Asia | {Chagatai} Khanate | 24%
|
| 909 to 1171 | 1,580,000 | Africa, Asia and Europe | {Fatimid} Caliphate | 24%
|
| 618 to 842 | 1,780,000 | Asia | {Tibetan} Empire | 24%
|
| 1370 to 1507 | 1,700,000 | Asia | {Timurid} Empire | 24%
|
| 1037 to 1194 | 1,510,000 | Asia | {Seljuk} Empire | 21%
|
| 3rd century to 543 | 1,350,000 | Asia | {Gupta} Empire | 17%
|
| 916 to 1125 | 1,740,000 | Asia | {Liao} dynasty | 10%
|
| 581 to 650 | 1,540,000 | Asia | {Eastern Turkic} Khaganate | 7%
|
| 440s to 710 | 1,540,000 | Asia | {Hephthalite} Empire | 7%
|
| 1077 to 1231 | 1,390,000 | Asia | {Khwarazmian} Empire | 3%
|