Top 100 Portal Videos With The Longest Duration by nORTHFLARE
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal level 13 - PC Gameplay | 3:51 | Portal | |
| 2. | Portal level 12 - PC Gameplay | 2:18 | Portal | |
| 3. | Portal level 00 - PC Gameplay | 2:13 | Portal | |
| 4. | Portal level 05 - PC Gameplay | 1:31 | Portal | |
| 5. | Portal level 02 - PC Gameplay | 1:28 | Portal | |
| 6. | Portal level 01 - PC Gameplay | 1:21 | Portal | |
| 7. | Portal level 03 - PC Gameplay | 1:11 | Portal | |
| 8. | Portal level 04 - PC Gameplay | 1:01 | Portal | |
| 9. | Portal level 06 - PC Gameplay | 0:44 | Portal |