| 1. |  The Game Theorists | Game Theory: Portal's Companion Cube has a Dark Secret | 11,998,404 | |
| 2. | People Vs Food | PORTAL (Teens React: Gaming) | 5,132,740 | |
| 3. | EmSwizzle | Nintendo Switch vs. PlayStation Portal! | 4,314,124 | |
| 4. | The Game Theorists | Game Theory: Can You Solve Portal's IMPOSSIBLE Puzzle? (Portal) | 4,304,316 | |
| 5. | LLXP | Breaking Portal By Ignoring GLaDOS | 3,937,895 | |
| 6. | PeanutButterGamer | Goodwill Games #4 - PBG | 3,276,057 | |
| 7. | CodyCantEatThis | I Made Portal 3 Because Valve Wouldn't | 3,010,011 | |
| 8. | XDSchool | Part 4 - Team Skibidiman Attacks Cameratoilet 's Base | 2,955,351 | |
| 9. | Msushi | How Speedrunners Beat Portal Without the Portal Gun | 2,874,832 | |
| 10. | happyf333tz | He was so dumb that he actually looked smart | 2,747,075 | |
| 11. | Marblr | Every Softlock in Portal | 2,573,906 | |
| 12. | Krinios | How I accidentally became a Portal speedrunner | 2,533,585 | |
| 13. | Adventure Time | Adventure Time | Through the Portal | The Lich | Cartoon Network | 1,813,155 | Show |
| 14. | gameranx | Portal 3: 10 Things We DON'T WANT | 1,798,769 | |
| 15. | IGN | Watch the Full Portal: Aperture Robot Repair Vive VR Demo | 1,564,796 | |
| 16. | IGN | Portal Developers React to Multiple Speedruns (Valve Software) | 1,423,875 | |
| 17. | John Glasscock | Don't Buy A PlayStation Portal Until You See This | 1,384,492 | |
| 18. | NVIDIA GeForce | Portal with RTX | World Premiere | 1,325,816 | |
| 19. | HISTORY | Ancient Aliens: Mysterious Force Field Generates Pyramid Portal (Season 5) | History | 1,210,260 | Show |
| 20. | Node | VR PORTAL - Aperture Robot Repair | 1,182,530 | |
| 21. | HaydeeTheGame | Let's Play - Haydee Neon Outfit, Green Zone - Chapter 1 | 1,177,640 | Let's Play |
| 22. | Miego | How To Make a Portal To The MOON Dimension in LOKICRAFT | 1,177,144 | Guide |
| 23. | MichaelXboxEvolved | Portal - Ending HD | 1,157,581 | |
| 24. | Msushi | The Portal Speedrun That Doesn't Use Portals | 1,147,322 | |
| 25. | Film Riot | Portal Combat | 1,141,323 | |
| 26. | TmarTn2 | PlayStation Portal: Portable PS5 or Positively Pointless? | 1,127,690 | Let's Play |
| 27. | Marblr | Portal's Rarest Dialogue | Camera Shy | 1,024,096 | Vlog |
| 28. | Davey Gunface | A fun video on Portals OSHA Violations that only destroyed 9 weeks of my life | 1,015,467 | |
| 29. | HaydeeTheGame | Let's Play - Haydee in Portal, Test Chamber 00 | 921,147 | Let's Play |
| 30. | Node | VR Experiments - The Lab | 889,080 | |
| 31. | WULFF DEN | PlayStation Portal vs Xbox Remote Play | 845,137 | |
| 32. | IRON HORSE CINEMA | Rick and Morty: Live Action Intro | 820,661 | |
| 33. | Shesez | Out of Bounds Secrets | Portal - Boundary Break | 812,041 | |
| 34. | Tyler McVicker | The History of Portal | 780,884 | |
| 35. | Msushi | These 12 Speedrun World Records were DISQUALIFIED | 694,182 | |
| 36. | People Vs Food | FINAL EPISODE! | PORTAL - Part 5 (React: Let's Plays) | 680,652 | Let's Play |
| 37. | grayfruit | Portal """"""""Speedrun"""""""" | 673,903 | |
| 38. | gameranx | 10 Portal Facts You Probably Didn't Know | 668,909 | |
| 39. | HaydeeTheGame | Let's Play - Gwen Tennyson as Haydee, White Zone | 647,789 | Let's Play |
| 40. | Smosh Games | GAMES THAT MADE US SMARTERER (Why We're Single) | 647,275 | |
| 41. | Msushi | Portal's Chamber 14 Speedrun is PERFECT, here's why... | 646,792 | |
| 42. | Etra Games | I Made A Game That Teaches Non-Gamers FPS Games (Updated Video In Description) | 577,652 | Vlog |
| 43. | Modern Vintage Gamer | Portal on the Nintendo 64 is incredible | 554,500 | |
| 44. | HISTORY | Ancient Aliens: HIDDEN PORTAL TO OTHER REALMS REVEALED (Season 6) | History | 539,441 | Show |
| 45. | Tyler McVicker | Play Valve's New Game - Portal: Moondust Explained | 536,453 | |
| 46. | xDlate | [ТОП] 10 фактов о Portal, о которых вы могли не знать | 529,202 | |
| 47. | TheRudyGames | КРИВЫЕ КОСМОНАВТЫ - МОНТАЖ (РУДИ, СОСИДЖ) | 511,838 | |
| 48. | Digital Foundry | Portal RTX Review: The Path-Traced Retro Revolution Begins! | 505,829 | |
| 49. | Press Start To Laugh | What if Chell Talked in Portal? (Parody) | 502,777 | |
| 50. | Nintendo of America | Portal: Companion Collection - Announcement Trailer - Nintendo Switch | 500,112 | |
| 51. | PurpleShep | PURPLE SHEP IS ACTUALLY SMART!? | Portal | #3 | 492,113 | |
| 52. | Miego | How To Make a Portal To The MOON Dimension in LOKICRAFT | 476,881 | Guide |
| 53. | 1980sGamer | PlayStation Portal Gamer vs Nintendo 3DS Gamer | 459,929 | |
| 54. | Msushi | Portal's INSANE Chamber Zero Speedrun Skip | 449,973 | |
| 55. | Marblr | Portal, but the portal surfaces are inverted | 447,710 | |
| 56. | PlayStation | PlayStation Portal Remote Player - Pre-Order Trailer | PS5 | 445,183 | Let's Play |
| 57. | Macro | A PORTAL INTO MY MIND | 438,796 | |
| 58. | People Vs Food | KILL MY FRIEND!? | PORTAL - Part 3 (React: Let’s Plays) | 436,294 | Let's Play |
| 59. | Smosh Games | GETTING WARPED WITH LIMP NOODLES (Super Mari Fun Time) | 423,226 | |
| 60. | SadlyItsBradley | The Lab by Valve - HTC Vive | 414,807 | |
| 61. | BlackfootFerret | FULL Chris Perkins UK Adventure - Celebrity D&D Game from 2010 | 390,826 | |
| 62. | Etra Games | I Modded Portal so Non-Gamers Can Play (Updated Video In Description) | 381,253 | Vlog |
| 63. | WhaleMilk | When Games Get Too Popular: The Portal Effect | 370,623 | |
| 64. | LamWarp | Is Portal 1 or Portal 2 better? | 366,048 | |
| 65. | GameGrumps | Aperture Science welcomes you! | PORTAL | 349,713 | |
| 66. | WULFF DEN | PlayStation Portal: A remarkable failure ⚠️ | 335,216 | |
| 67. | HISTORY | Ancient Aliens: Ancient Pyramid Portal (Season 13) | History | 330,114 | Show |
| 68. | Antnie | Portal Turret Exclusive Statue Unboxing from Gaming Heads | 329,734 | |
| 69. | GameSpot Trailers | Portal with RTX Reveal Trailer | 324,923 | |
| 70. | The Roundtable | Ford Pines 30 Years in the Nightmare Realm FULL TIMELINE! (Gravity Falls Journal 3 Lore Explained) | 324,388 | |
| 71. | Adam Savage’s Tested | PlayStation Portal Hands-On: Sony's PS5 Handheld? | 322,014 | Let's Play |
| 72. | MetalJesusRocks | I was WRONG about the PlayStation Portal… | 320,855 | |
| 73. | Straydog | The Portal Achievement You DON'T Have - Nostalgia Drive | 308,754 | |
| 74. | YongYea | PlayStation Portal Remote Play Handheld Is Baffling, Lacks Bluetooth & Paywalls Wireless Audio | 308,433 | Let's Play |
| 75. | Scott's Stash | The PlayStation Portal | 306,490 | |
| 76. | ELDED | ¿VALE LA PENA EL PLAYSTATION PORTAL? 💸 | 303,556 | Let's Play |
| 77. | Achievement Hunter | Play Pals - Torquel (#2) | 301,286 | |
| 78. | Pixel Dan | Nickelodeon Teenage Mutant Ninja Turtles Secret Sewer Lair 2.0 w/ Dimension X Portal Playset Review | 296,950 | Review |
| 79. | My PB and J | PJ Masks Magic Portal Adventure with My PB and J! | 290,961 | |
| 80. | Han Kanal | Portal 1.Bölüm - Tuvalet'e Işınlandım | 282,713 | |
| 81. | Flossy Carter | PlayStation Portal - This is Too Much Fun! | 280,605 | Let's Play |
| 82. | Digital Foundry | DF Direct Weekly #126: Starfield Impressions, FSR 3 Reaction, DLSS 3.5, PlayStation Portal! | 278,511 | Let's Play |
| 83. | 1980sGamer | Matt Gets Out His PlayStation Portal | 274,066 | |
| 84. | Andrew Bond | Fixing Everything Wrong With The PlayStation Portal | 272,583 | Let's Play |
| 85. | John Glasscock | Here's Why Your PlayStation Portal Won't Connect Anymore.. | 269,845 | |
| 86. | HaydeeTheGame | Let's Play - Invisible Haydee, White Zone Walkthrough (Hardcore) | 265,558 | Walkthrough |
| 87. | SadlyItsBradley | The Lab by Valve - Hidden Valve Demo Rooms | 265,262 | |
| 88. | SwankyBox | Portal - How the Portal Gun Actually Works (Not Wormholes!) | SwankyBox | 252,273 | |
| 89. | CallMeCarsonLIVE | Portal, but something is very wrong | 251,448 | |
| 90. | Deadwater 2nd Channel | Portal But Parkour | 240,680 | |
| 91. | Jacob R | Breaking my PlayStation Portal on Day 1... 😬 | 235,134 | Let's Play |
| 92. | Polygon | Nick and Griffin Play: Anamanaguchi's Capsule Silence XXIV | 234,409 | |
| 93. | NVIDIA GeForce | Portal with RTX | A Breathtaking Reimagining of Valve’s Classic | 226,574 | |
| 94. | HaydeeTheGame | Let's Play - Lavee Haydee, Green Zone Walkthrough - Part 2 of 2 | 225,080 | Walkthrough |
| 95. | NVIDIA GeForce | Portal with RTX | 4K NVIDIA DLSS 3 Comparison Video | 221,133 | |
| 96. | IGN | GDC: The Most Mind-Bending Game Since Portal Video Feature | 220,695 | |
| 97. | Austin Evans | Is the PlayStation Portal FINALLY good? | 216,674 | |
| 98. | Adam Savage’s Tested | Sony PlayStation Portal Review! | 216,032 | Let's Play |
| 99. | Rikan | portal radio but changes every time | 214,149 | |
| 100. | traves | this game has ENLARGED my brain. | 206,728 | |
