| Country | Island | Area (km2) | % Correct |
|---|---|---|---|
| Same name as island | Madagascar | 587,713 | 99%
|
| São Tomé and Príncipe | São Tomé | 845 | 87%
|
| Same name as island | Mauritius | 1,836 | 83%
|
| Tanzania | Zanzibar (Unguja) | 1,658 | 79%
|
| France | Réunion | 2,535 | 72%
|
| Spain | Tenerife | 2,034 | 67%
|
| Spain | Gran Canaria | 1,560 | 62%
|
| Portugal | Madeira | 741 | 57%
|
| Spain | Lanzarote | 846 | 44%
|
| Spain | Fuerteventura | 1,660 | 36%
|
| Equatorial Guinea | Bioko (Fernando Pó) | 2,017 | 35%
|
| Spain | La Palma | 706 | 26%
|
| Comoros | Grande Comore (Ngazidja) | 1,158 | 22%
|
| Cape Verde | Santiago | 991 | 16%
|
| Portugal | São Miguel | 754 | 16%
|
| Tanzania | Pemba | 982 | 15%
|
| Cape Verde | Boa Vista | 634 | 8%
|
| Cape Verde | Santo Antão | 787 | 7%
|
| Sierra Leone | Sherbro | 600 | 4%
|
| Senegal | Morfil | 1,250 | 1%
|