When describing Obsidians The Outer Worlds to other gamers, the most immediate comparison one can make is to the developers last high-profile RPG: Fallout: New Vegas. The reasons for this are largely self-evident: both games revolve around questing, combat and looting, and they both have a Wild West vibe about them.
Source: N4G PC The Outer Worlds and Fallout: New Vegas Arent the Same