Top 100 Portal Videos With The Longest Duration by Shadox
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal - #10 | 30:06 | Portal | |
| 2. | Portal - #9 | 24:29 | Portal | |
| 3. | Portal - #6 | 23:08 | Portal | |
| 4. | Portal - #7 | 22:08 | Portal | |
| 5. | Portal - #8 | 20:45 | Portal | |
| 6. | Portal - #1 | 20:24 | Portal | |
| 7. | Portal - #2 | 19:14 | Portal | |
| 8. | Portal - #5 | 17:43 | Portal | |
| 9. | Portal - #3 | 17:00 | Portal | |
| 10. | Portal - #4 | 14:06 | Portal |