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There are 14 achievements in Portal worth a total of 175 Gamerscore points on the Xbox 360 version. The PC version has one extra achievement, Transmission Received, which is not available on the Xbox 360.

General[edit]

Picture Name DescriptionGamerscore icon.
Portal achievement lab rat.jpg Lab Rat Acquire the fully powered Aperture Science Handheld Portal Device. Gamerscore points
Portal achievement fratricide.jpg Fratricide Do whatever it takes to survive. Gamerscore points
Portal achievement partygoer.jpg Partygoer Make the correct party escort submission position decision. Gamerscore points
Portal achievement heartbreaker.jpg Heartbreaker Complete Portal. 10 Gamerscore points
Portal achievement terminal velocity.jpg Terminal Velocity Fall 30,000 feet. (For help, see Infinite fall flinging.) Gamerscore points
Portal achievement long jump.jpg Long Jump Jump 300 feet. (For help, see Multi flinging.) Gamerscore points
Portal achievement cupcake.jpg Cupcake Beat two Portal advanced maps. 10 Gamerscore points
Portal achievement fruitcake.jpg Fruitcake Beat four Portal advanced maps. 20 Gamerscore points
Portal achievement vanilla crazy cake.jpg Vanilla Crazy Cake Beat all six Portal advanced maps. 30 Gamerscore points
Portal achievement basic science.jpg Basic Science Earn bronze medals on all Portal challenges. 10 Gamerscore points
Portal achievement rocket science.jpg Rocket Science Earn silver medals on all Portal challenges. 20 Gamerscore points
Portal achievement aperture science.jpg Aperture Science Earn gold medals on all Portal challenges. 40 Gamerscore points
Portal achievement camera shy.jpg Camera Shy Detach security cameras from the walls. Gamerscore points
Portal achievement friendly fire.jpg Friendly Fire Knock down a turret with another turret. Gamerscore points

Steam only[edit]

Picture Name Description
Transmission Received Transmission Received Use radios to pick up hidden signals (listed on Steam as simply "..?"). Cannot be achieved on first play through.