| 23 | The British School in TokyoJapon | 62,333% | 32023–2026 | |
| 22 | UWC South East AsiaSingapour | 63% | 12025 | |
| 21 | Shrewsbury International School, Bangkok Riverside CampusBangkok, Thaïlande | 65% | 12025 | |
| 20 | King Henry VIII CollegeCyberjaya, Malaisie | 65,5% | 22018–2026 | |
| 18 | Britannica International School BudapestBudapest, Hongrie | 66% | 22021–2026 | |
| 18 | Charterhouse International Secondary SchoolKuala Lumpur, Malaisie | 66% | 12023 | |
| 16 | Kolej Tuanku Ja'afarMalaisie | 68% | 12024 | |
| 16 | Rugby School JapanTokyo, Japon | 68% | 12026 | |
| 15 | Haileybury AlmatyKazakhstan | 68,5% | 22021–2025 | |
| 14 | The British School YangonMyanmar (Birmanie) | 70% | 12017 | |
| 13 | Rugby School ThailandThaïlande | 70,667% | 32023–2026 | |
| 12 | Harrow International School Hong KongR.A.S. chinoise de Hong Kong | 71,667% | 32023–2026 | |
| 10 | Kingston Grammar SchoolKingston, Royaume-Uni | 75% | 12025 | |
| 10 | St. Joseph's Institution International School Malaysia (Tropicana PJ Campus)Petaling Jaya, Malaisie | 75% | 12026 | |
| 09 | Alleyn's SchoolLondon, Royaume-Uni | 79% | 22022–2023 | |
| 08 | Brighton College Bangkok VibhavadiBangkok, Thaïlande | 80% | 12026 | |
| 07 | Brighton College (Singapore)Singapour | 83% | 12026 | |
| 06 | Kellett School Hong kongR.A.S. chinoise de Hong Kong | 86,25% | 22025–2026 | |
| 05 | Brighton College International School BangkokThaïlande | 87,5% | 22023–2024 | |
| 03 | Epsom College MalaysiaBandar Enstek, Malaisie | 88% | 12024 | |
| 03 | Tenby Setia Eco ParkShah Alam, Malaisie | 88% | 12024 | |
| 02 | Dalian American International SchoolDalian, Chine | 92,47% | 22025–2026 | |
| 01 | British Vietnamese International School HanoiHanoi, Viêt Nam | 100% | 22025–2026 | |