Top 100 Portal Videos With The Longest Duration by Not available
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal 1 full gameplay (stay tuned until the boss fight) | 1:06:24 | Portal | |
| 2. | Portal 1 Advanced chamber 17 Cube, now is a ball (PC) | 10:50 | Portal | |
| 3. | Portal 1 advanced chamber 16 (PC) | 7:35 | Portal | |
| 4. | Portal 1 Advanced Chamber 15 (PC) | 5:13 | Portal | |
| 5. | Portal 1 Advanced chamber 14 (PC) | 4:24 | Portal |