Your Plex client device determines whether your content direct plays (best quality, zero server load) or transcodes (quality loss, CPU/GPU load, potential buffering). Choosing the right client is the single most impactful decision for your Plex experience, and the differences between devices are more significant than most people realize.
NVIDIA Shield TV Pro
The best Plex client, period. If you care about audio quality and want the widest format support with the fewest transcoding triggers, this is it.
- Video: H.264, HEVC, VP9, AV1 direct play. HDR10, HDR10+, Dolby Vision (Profile 5 and 7)
- Audio: Full TrueHD Atmos, DTS:X, DTS-HD MA passthrough over HDMI. The only mainstream client that passes through lossless audio bitstreams
- Container: MKV, MP4, AVI, TS — handles everything
- Subtitles: SRT, ASS/SSA, PGS image subtitles direct play without burn-in (unlike most other clients)
- Networking: Gigabit Ethernet built-in. No WiFi-related buffering issues
- Price: ~$200. Expensive for a streaming device but unmatched in capability
Downsides: Android TV interface is cluttered with ads and recommendations. The non-Pro tube model drops to 2 GB RAM and lacks the USB ports. Limited to Dolby Vision Profile 5 on some firmware versions.
Apple TV 4K (3rd Generation)
Excellent build quality and interface, but audio limitations keep it from being the perfect Plex client.
- Video: H.264, HEVC, VP9 (via tvOS 16+), AV1 (M2 chip). HDR10, HDR10+, Dolby Vision
- Audio: Dolby Digital, Dolby Digital Plus with Atmos (lossy). Does NOT passthrough TrueHD — converts it to multichannel LPCM, stripping Atmos spatial metadata. This is the biggest limitation
- Subtitles: SRT and SSA render natively. PGS triggers video transcode (burn-in required)
- Networking: Gigabit Ethernet (requires USB-C adapter on base model). WiFi 6
- Price: ~$130–$180
Best for: Users who prioritize clean UI and don’t have a TrueHD Atmos setup. If your audio chain is a soundbar or non-Atmos receiver, the Apple TV is excellent.
Amazon Fire TV Stick 4K Max
The budget option that punches above its weight.
- Video: H.264, HEVC. HDR10, HDR10+, Dolby Vision
- Audio: Dolby Digital, Dolby Digital Plus with Atmos. No TrueHD passthrough on most models. DTS support varies by firmware
- Subtitles: SRT native, PGS requires burn-in
- Networking: WiFi 6E (no Ethernet without adapter). For reliable 4K streaming, use an Ethernet adapter
- Price: ~$35–$60
Best for: Secondary rooms, budget setups, or users who primarily stream 1080p content. Excellent value for the price.
Roku Ultra / Streaming Stick 4K
Simple interface, decent compatibility, but the most transcoding triggers of any mainstream client.
- Video: H.264, HEVC (with caveats — some HEVC profiles trigger transcode). HDR10, Dolby Vision (Ultra only), HLG
- Audio: Dolby Digital, Dolby Digital Plus. DTS passthrough on Ultra only. No lossless audio formats
- Container quirks: MKV support has improved but some MKV files still trigger container remux. 4K HEVC in MKV can randomly trigger transcoding on certain Roku models
- Networking: Ethernet on Ultra, WiFi only on Stick 4K
- Price: $30–$100
Best for: Non-technical users who want a simple remote and interface. But expect more transcoding than other clients.
Smart TV Built-In Apps
Samsung Tizen, LG webOS, and Vizio SmartCast all have Plex apps. They work, but they’re the weakest clients:
- Pros: No extra hardware needed, no extra remote
- Cons: Limited codec support (especially audio), slower interfaces, less frequent app updates, PGS subtitles always require burn-in, no lossless audio passthrough on any smart TV platform
- Smart TV apps are maintained by the TV manufacturer, not Plex directly, so they’re often months behind on features and bug fixes
Recommendation: Use the built-in app if it works for your content. But if you’re seeing frequent transcoding, buffering, or audio issues, a $35 Fire TV Stick 4K will be a dramatic improvement.
The Bottom Line
- Money is no object + home theater: NVIDIA Shield TV Pro. Nothing else matches its format and audio support
- Apple ecosystem + no TrueHD needs: Apple TV 4K. Beautiful interface, great video support, good enough audio for most people
- Budget / secondary rooms: Fire TV Stick 4K Max. Best value in the category
- Simplest interface for non-tech users: Roku. Dead simple, but prepare for more transcoding
- Built-in TV app: Use it until it frustrates you, then buy a dedicated device