Top 100 Portal Videos With The Longest Duration by APTDuck
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal Epic Edition, Epic Advanced Chamber 04 | 9:20 | Portal | |
| 2. | Portal Test Chamber 13, 0 Portal | 3:52 | Portal | |
| 3. | Portal Test Chamber 18, in 5 Portals | 3:08 | Portal | |
| 4. | Portal Test Chamber 17, 0 Portal | 1:08 | Portal | |
| 5. | Portal Test Chamber 14, 0 Portal | 0:40 | Portal |