Fire TV Cube (3rd gen) specifications
- System
- Fire OS 7: installs players from the Appstore or from developers
- Memory and storage
- 2 GB and 16 GB
- Network
- Built-in Ethernet (10/100) and Wi-Fi 6E
- Video
- Up to 4K at 60 fps; H.264, HEVC, VP9 and AV1; HDR10, HDR10+, HLG and Dolby Vision
- Extras
- An HDMI input for another device
From Amazon’s developer specifications, checked September 2026.
Why it suits IPTV
- Ethernet built in. Plug a cable from the router straight in: no adapter, no Wi-Fi drop-outs during live sport.
- Fire OS. Install the player you prefer, including ones outside the Appstore.
- 2 GB of memory and 16 GB of storage, matching the best stick, for large channel lists and long TV guides.
- Sits beside the TV, away from the TV’s warm back panel.
Set it up for IPTV
- Connect it to the TV with an HDMI cable and plug an Ethernet cable into the port on the back.
- Follow the on-screen setup; set up a Firestick covers the same steps.
- Install a player: install an IPTV player on Firestick.
- Turn on Match Original Frame Rate for smooth UK channels.
Cube or stick?
| Fire TV Cube (3rd gen) | Fire TV Stick 4K Max (2nd gen) | |
|---|---|---|
| System | Fire OS 7 | Fire OS 8 |
| Memory / storage | 2 GB / 16 GB | 2 GB / 16 GB |
| Ethernet | Built in | Adapter |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 6E |
| Placement | Beside the TV | Behind the TV |
For a bedroom TV on Wi-Fi, a stick is enough. For the main TV with a cable to hand, the Cube is the better buy. All models are compared in best Fire TV for IPTV.