Portal 2 vs Really Big Sky

A full spec-by-spec comparison of Portal 2 vs Really Big Sky — engine, performance, dimensions, features and price, with the differences highlighted to help you decide.

Specification Portal 2 Portal 2 Electronic Arts, Valve Really Big Sky Ripstone
Overview
Release Date April 18, 2011 June 29, 2011
Availability Released Released
Age Rating Everyone 10+
Developer Valve Software Boss Baddie
Publisher Electronic Arts, Valve Ripstone
Official Site http://www.thinkwithportals.com/ http://bossbaddie.co.uk/bigsky
Gameplay
Genre Shooter, Puzzle Action, Indie
Game Modes Single-player, Multiplayer, Co-op, Online Co-op, Local Co-op Single-player, Local Co-op, Split-screen
Perspective First-person 2D
Average Playtime 11 hours 2 hours
Platforms & Pricing
Platforms PC, PlayStation, Xbox, Apple Macintosh, Linux PC
Available On Xbox Store, Steam, PlayStation Store, Xbox 360 Store Steam
Critic & Community Scores
Metacritic 95 / 100
Community Rating 4.6 / 5 (6,108 ratings) 2.4 / 5 (103 ratings)
PC Requirements
Minimum Requirements OS:Windows XP Processor:2ghz Core 2 Duo Memory:512 MB RAM Graphics:DirectX 9.0c or above DirectX®:9.0c Hard Drive:200 MB HD space Sound:DirectSound-compatible Sound Card Additional:Controller support extends to official Xbox 360 controllers only.