Top 100 Portal Videos With The Longest Duration by Ruby Wire
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | Portal - Episode 4: I Panicked. | 20:25 | Portal | |
| 2. | Portal - Episode 1: I Don't Have a Daughter. | 18:57 | Show | Portal |
| 3. | Portal - Episode 5: Oopsie Poopsie! | 16:32 | Portal | |
| 4. | Portal - Episode 2: Did I Just Die? | 15:26 | Show | Portal |