Alien Shooter 2: Reloaded vs Portal 2

A full spec-by-spec comparison of Alien Shooter 2: Reloaded vs Portal 2 — engine, performance, dimensions, features and price, with the differences highlighted to help you decide.

Specification Alien Shooter 2: Reloaded Sigma Team Portal 2 Portal 2 Electronic Arts, Valve
Overview
Release Date September 6, 2006 April 18, 2011
Availability Released Released
Age Rating Mature Everyone 10+
Developer Sigma Team Valve Software
Publisher Sigma Team Electronic Arts, Valve
Official Site http://www.sigma-team.net/games/special-offers/alien-sooter-gold-pack.html http://www.thinkwithportals.com/
Gameplay
Genre Action, RPG, Indie Shooter, Puzzle
Game Modes Single-player, Multiplayer Single-player, Multiplayer, Co-op, Online Co-op, Local Co-op
Perspective Top-down, Isometric First-person
Average Playtime 3 hours 11 hours
Platforms & Pricing
Platforms PC PC, PlayStation, Xbox, Apple Macintosh, Linux
Available On Steam, GOG Xbox Store, Steam, PlayStation Store, Xbox 360 Store
PC Requirements
Minimum Requirements OS: Windows 2000 / XP / Vista Processor: 1.7 GHz Memory: 512 MB Graphics: nVidia GeForce2 / ATI Radeon 8500 or better video card with 64MB video memory DirectX®: 8.1 Hard Drive: 600 MB Free Space Sound: DirectSound compatible sound card
Critic & Community Scores
Community Rating 3.7 / 5 (143 ratings) 4.6 / 5 (6,108 ratings)
Metacritic 95 / 100