Top 100 Portal Videos With The Longest Duration by Alexa Lily
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Electric Highways - Any% - 11:36 | 12:12 | Portal | |
| 2. | TRI - Ch 7 All Idols (No Duping) IL - 6:13 | 6:20 | Portal | |
| 3. | TRI - BTG (No Duping) Speedrun Tutorial - Ch. 12 | 6:19 | Portal | |
| 4. | TRI - BTG (No Duping) Speedrun Tutorial - Ch. 8 | 4:52 | Portal | |
| 5. | TRI - Ch 2 All Idols (No Duping) IL - 3:01 | 4:03 | Portal | |
| 6. | TRI - Ch 5 All Idols Speedrun - 3:20 | 3:39 | Portal | |
| 7. | TRI - Ch 11 IL - 3m00s | 3:06 | Portal | |
| 8. | TRI - Ch 9 IL - 2m51s | 2:56 | Portal | |
| 9. | TRI - Box Jumping Tutorial | 2:29 | Portal | |
| 10. | TRI - Ch 5 IL - 1m46s | 2:02 | Portal | |
| 11. | TRI - Ch 12 IL - 1m10s | 1:17 | Portal | |
| 12. | TRI - new Ch 15 clip strat | 1:09 | Portal | |
| 13. | TRI - Ch 14 - 3rd statue clip strat | 0:28 | Portal |