Amazon Fire TV Cube (1st Gen) vs Amazon Fire TV Stick 4K (3rd Gen)

Every spec side by side, from each maker's published figures.

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Fire TV Cube (1st Gen) compared with Fire TV Stick 4K (3rd Gen)
AmazonFire TV Cube (1st Gen)AmazonFire TV Stick 4K (3rd Gen)
Overview
ReleasedJune 2018September 2026
Video and audio
Resolution4K4K
HDRHDR10HDR10, HDR10+ and HLG (better)
Dolby AtmosYesYes
VideoHEVC hardware decoding up to 3840 × 2160 at 60 fps; H.264 up to 4K 30 fps or 1080p 60 fps; VP9 up to 4K 60 fps with limitationsAV1, HEVC and VP9 decoding up to 4K at 60 fps; H.264 up to 4K at 30 fps or 1080p at 60 fps
HDRHDR10; Dolby Vision and HDR10+ are not listed for this generationHDR10, HDR10+ and HLG; 8-bit and 10-bit HEVC, AV1 and VP9 input. Dolby Vision is not listed in the maker's specifications.
AudioDolby Atmos over Dolby Digital Plus for compatible equipment and supported titles; Dolby Digital and Dolby Digital Plus; built-in speaker for Alexa responsesHDMI pass-through for Dolby Digital, Dolby Digital Plus, Dolby Atmos, DTS, DTS-HD and MPEG-H
Performance
SoftwareFire OSVega OS
Storage16 GB (better)8 GB
Chip detailsAmlogic S905Z; quad-core Arm Cortex-A53 up to 1.5 GHz; Mali-450 MP3 GPU; 32-bit application supportMediaTek MT8698E; four Arm Cortex-A55 cores up to 1.7 GHz; Arm G310 V2 GPU up to 500 MHz
Memory2 GB RAM; memory type not specified by Amazon’s developer table1GB LPDDR4-3733 RAM
Storage16 GB internal storage; operating software occupies part of it–
Software and servicesFire OS 6 based on Android 7.1 (API level 25); developer build model AFTAVega OS 2.0; includes the redesigned Fire TV experience and Alexa+. App availability differs from older Android-based Fire OS devices.
Connections
Wi-FiWi-Fi 5Wi-Fi 6
EthernetNoNo
Voice remoteYesYes
PortsHDMI output, Micro-USB, IR extender and power connections; no built-in Ethernet socket. Ethernet is supported through the included USB-connected adapter.HDMI 2.1; USB-C 2.0; Ethernet supported through a separate adapter
Wi-Fi and BluetoothDual-band 802.11a/b/g/n/ac with 2 × 2 MIMO; Bluetooth 4.2 with BLEDual-band Wi-Fi 6 (802.11a/b/g/n/ac/ax, 2.4 and 5 GHz); Bluetooth 5.3 and Bluetooth Low Energy
Smart homeEight far-field microphones and beamforming; Alexa controls compatible televisions, soundbars, receivers and cable boxes through infrared, HDMI CEC and supported cloud protocols–
RemoteFirst-generation Alexa Voice Remote included; voice microphone button and navigation controlsIncluded Fire TV Remote (2026) has a microphone button, dedicated power, volume and mute controls for compatible TVs, soundbars and receivers, and a customisable star button
Design
TypeBoxStick
PowerExternal power supplyDirect Power from the TV's USB port with the included cable
In the boxFire TV Cube, Alexa Voice Remote, batteries, power supply, Ethernet adapter and IR extender; HDMI cable not includedFire TV Stick 4K and Fire TV Remote; included cable enables Direct Power

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