When comparing OpenRCT2 vs Cube 2 (Sauerbraten), the Slant community recommends OpenRCT2 for most people. In the question“What are the best open-source games?” OpenRCT2 is ranked 40th while Cube 2 (Sauerbraten) is ranked 96th. The most important reason people chose OpenRCT2 is:
This game expands on the original game by fixing bugs and removing limitations.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Expands on the original game
This game expands on the original game by fixing bugs and removing limitations.
Pro Higher & widescreen resolution options available
It even supports high DPI displays.
Pro Online multiplayer mode added
Unlike the original release OpenRCT2 lets you play online with others.
Pro Supports Linux & Mac
The original RCT2 game was written in Windows assembly so it would only run on Windows. OpenRCT2 can be played on Linux or Mac natively.
Pro Uncapped FPS
The original game is capped at 40 FPS - it was written in assembly and it's from 2002 but with similar engine from the original from 1999 - but with OpenRCT2 you can remove this and play uncapped giving much smoother animations, transitions and camera movement.
Pro Auto-save feature added
Should your computer shut off unexpectedly, the auto-save feature ensures you don't lose your glorious park completely.
Pro Game engine now does hardware rendering
The original game only had software rendering, OpenRCT2 allows hardware rendering.
Pro More languages supported
OpenRCT2 allows to translate the game in any language. Expanding from the original 6 languages to 20 as of version 0.0.8.
Pro Good map editor
Pro Multi-platform
Linux, Windows, OSX
Pro Fast and smooth
Graphics not resource intensive. Compared favorably to Unreal engine.
Pro Free
Available under an open source license
Cons
Con Requires original Roller Coaster Tycoon 2
Quoted from its home page "An installation of RollerCoaster Tycoon 2 is required in order to play. RCT2".