Top 100 Portal Videos With The Longest Duration by TimeTravelKiwi
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Warp In a Rush Trophy Guide | 1:15:51 | Guide | Portal |
| 2. | Warp Walkthrough (part 10) | 44:15 | Walkthrough | Portal |
| 3. | Warp Walkthrough (part 4) | 38:14 | Walkthrough | Portal |
| 4. | Warp Walkthrough (part 6) | 34:21 | Walkthrough | Portal |
| 5. | Warp Walkthrough (part 1) | 22:13 | Walkthrough | Portal |
| 6. | Warp King Grubulon Trophy Guide | 19:20 | Guide | Portal |
| 7. | Warp Consequences Trophy Guide | 11:11 | Guide | Portal |
| 8. | Warp Over Exposed Trophy Guide | 6:14 | Guide | Portal |
| 9. | Warp Murder Artist Trophy Guide | 4:51 | Guide | Portal |