In Portal, portalable walls are made of concrete blocks and non-portalable walls are composed of small brown metal cubes.

Both games feature backstage areas known as Rat Man Dens.

Most testing elements (such as the Weighted Storage and Companion Cubes, Sentry Turrets or Super Buttons) are the same in both games.

However, it doesn't change anything about the fact that the antagonist is the Central Core.)

Both games feature the same antagonist (in Portal 2, only until the end of chapter 5, The Escape, when GLaDOS was replaced with Wheatley.

Both games feature the same protagonist.

In Portal 2, it's the levels of the aforementioned chapters 6 and 7. In Portal, it's the Escape levels, with claustrophobic offices and maintenance areas in extreme disrepair. In both games (reduced in Portal) are some 'timeline' levels that tell the player about history of Aperture Science.However in Portal 2, that storyline was greatly extended by chapters 6 and 7 ( The Fall and The Reunion) and then, in chapters 8 and 9 ( The Itch and The Part Where He Kills You), the 'test-escape-bossfight' storyline from Portal was used again. Both games feature a similar storyline - an opening sequence of waking up from stasis, going through tests and later escaping the testing track and sneaking through maintenance areas.Both Portal and Portal 2 are set in the same area and in the same universe (along with Half-Life).If a fact's deletion is deemed reasonable, it may be removed.ĭue to the immense amount of data discovered during a playthrough of both games, this page is spoiler heavy. Should you find anything not listed here and of enough importance, do not hesitate to add it here. This page is a list of all the differences or similarities between the games Portal and Portal 2. Hidden text can also be revealed by highlighting it. You can toggle spoilers with the 'Spoilers' tab at the top of each page. “This is just a thought experiment, just to see how much time you'll waste thinking about these worthless documents.

Portal and portal 2 quotes