Top 100 Portal 2 Videos With The Longest Duration by SinGaming
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | A Playthrough of Portal 2 | 3:06:00 | Let's Play | Portal 2 |
| 2. | Portal 2 - Speedruns - w/FatMan | 1:11:57 | Portal 2 | |
| 3. | Portal 2 Co-Op Speedrun (39:00) W/ DaFatMan922 | 58:45 | Portal 2 | |
| 4. | Portal 2: Chapter 4 to 7 | 55:35 | Portal 2 | |
| 5. | Portal 2 - SGDQ 2017 W/Portal 2 Community (Solo Coop) | 52:53 | Portal 2 | |
| 6. | Portal 2 chapter 2 and 3: The Cold Boot | 36:07 | Portal 2 | |
| 7. | Portal 2: Chapter 7 | 29:25 | Portal 2 | |
| 8. | Portal 2 Chapter:1 The Courtesy Call | 22:50 | Portal 2 | |
| 9. | Portal 2 Texture Bug | 12:30 | Portal 2 | |
| 10. | Bhop_Marathon - Portal 2 - WR (April Fools Day Meme) | 6:09 | Portal 2 | |
| 11. | Portal 2 - The Best Trap | 0:31 | Portal 2 |