When comparing SteamOS vs tvOS, the Slant community recommends SteamOS for most people. In the question“What is the best set-top box OS?” SteamOS is ranked 10th while tvOS is ranked 14th. The most important reason people chose SteamOS is:
The OS natively supports Nvidia, Intel, and AMD graphics processors.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Native graphics processor support
The OS natively supports Nvidia, Intel, and AMD graphics processors.
Pro Streaming service integration (under development)
Valve is in talks with streaming companies such as Spotify and Netflix to bring their features to SteamOS.
Pro For entertainment, it just works
What media center software do for videos, it does for games (and later videos).
Pro For Apple fanboys
If you're already on the Apple ecosystem so you don't have much choice.
Cons
Con Hard to install
If you've installed Arch you're probably fine, but for those used to simple installs like (Ubuntu to name just one) you should prepare some patience, determination, and painkillers. Good news is, it's getting better (it's very young).
Con Not built around the desktop experience
SteamOS is, first and foremost, meant to act as a gaming console - it doesn't ship with even some of the most basic applications, such as a file manager or image viewer. As a result, using SteamOS as your primary operating system would require a fair bit of work.
Con Vendor lock-in
You have to use their services their app store and so on. There is no way to sideload apps.
Con Expensive
It's a very expensive device compared to other devices with the same features.
