Fire TV Stick 4K Max, review: the most powerful TV-stick for Streaming

Fire TV Stick 4K Max, review: the most powerful TV-stick for Streaming

Fire TV Stick 4K Max is the new TV-Stick of Amazon of which we present today its analysis or review. A small form factor device that does not offer compatibility with all streaming services current in quality 4K HDR.

The new Fire TV Stick 4K Max It is identical to the Fire TV Stick 4K on the outside but inside we have more computing and graphics power, a device that for now is crowned as the most powerful Stick available. This new Stick also has support for codec AV1 which will be gradually integrated into all current streaming services to offer higher quality with maximum compression, we also have support Dolby Vision Y Dolby Atmos. Let’s see in our review how this device behaves and how it defends itself compared to its rivals.

  • Fire TV Stick 4K Max you can already buy it in the store Amazon from 64,99 € with free shipping.


Unboxing video

The new Fire TV Stick 4K Max It comes in a cardboard box with the image of the product and generic information about its main functions. Inside we find the TV-Stick, BT + IR remote control, HDMI cable, charger, micro SD cable, AAA batteries and a small first steps manual.


The Fire TV Stick 4K Max keeps the design identical to the 4K version, it has a really compact and simple size. On the side we only have the male connector HDMI 2.0. On one of its sides the only micro port USB 2.0 OTG that allows us to connect some peripherals with a microUSB OTG cable.

This version of the Fire TV Stick 4K Max has a remote with buttons to control our TV thanks to a IR emitter that it has on the front, we also have built-in microphone for Alexa and direct access buttons to different streaming services. When starting the device for the first time we have a configuration wizard that will make it easier for us to find our compatible TV or sound bar model.

  • Remote control: BT + IR Alexa remote with TV controls / NO Flymouse / YES microphone.

As the only port we have a connector microUSB OTG that allows us to connect extra peripherals thanks to a special microUSB cable. On the motherboard we can see the chip Wifi 6 + BT 5.0 LE and an internal antenna to get coverage. If our TV has a USB powered 5V 1A We can try to connect the TV-Stick without the power adapter, but if the system restarts or shuts down in the middle of use we will have to use the official power supply.

  • Alternative control: We can connect a flymouse, mouse, gamepad or bluetooth keyboard or with adapter using an OTG cable. The mouse pointer is not visible on the Fire OS desktop only when entering apps like Kodi or a browser.


Environment and user experience

We launch the Fire TV Stick 4K Max, it starts automatically and the system tells us how to configure it. After configuring it we get to the launcher of FireOS based on windows with very few customization options and in the top row is where we have our most used apps. We have few apps installed, basically a few streaming services. We check that the Fire OS 7.2 performance is good If we do not demand speed in the change of apps but for normal use we can say that it is enough.

  • Launcher: We CANNOT change the launcher / Android UI render to 4K.
  • Multitasking and access: Multitasking NOT available / Does NOT have a lower and upper bar.
  • Languages ​​and app store: Spanish and all the classics of international Android / Amazon app store.


We check the system data and the options it includes in terms of root, we also observe what ignition systems this device allows us. When starting the TV-Stick we have to install several updates via OTA that correct bugs.

  • On and off: Only sleep mode / Off NOT configurable in settings.
  • Version and root: Fire OS 7 based on Android 9 (32 bit) / NO root / Model kara.
  • Medium: Official Amazon Support / Firmware only upgradeable by OTA.

Network, storage, RAM and ports

The little TV-Stick Fire TV Stick 4K Max has RAM memory 2 GB RAM DDR4 and for your internal storage we have 8 GB eMMC. It has a single puerto micro USB 2.0 OTG. In the network section you have a wireless adapter Wi-Fi 6 MiMo + BT 5.0 LE, we can connect an adapter Ethernet Gigabit por USB (max. 300Mb / s). As we see in the tests the results give good figures, the Wi-Fi runs at good speed and has an acceptable range to use an internal antenna.

  • Red: Antena Wifi interna / Alcance 42 dBm / Link 5G 1066 Mbps / Ethernet Gigabit USB max 300Mb/s / Bluetooth OK.

We check that the performance of the fast internal storage and moves the system without problems, on the other hand the memoria RAM offers us some data on the line of these devices. Port USB 2.0 OTG behaves normally, we can expand the internal storage using a USB drive connected as FAT32.

  • Storage: Total 8GB – Available 4.3 of 5.34 GB / SI expandable by USB.
  • RAM: Total 2 GB – Free 1 GB / DDR4.
  • Ports: USB 2.0 OTG / On external USB drives with writing if supported by the app.
  • We recommend reading our Tutorial on SAMBA Networks in Android to reproduce or serve files in our local network.

Power and performance

In terms of performance, the mini TV-Stick Fire TV Stick 4K Max has the SoC Mediatek MT8696 Quad Core con procesadores ARM Cortex-A55 a 1.8 GHz and in the graphic section a GPU PowerVR GE9215 which is in the mid-range. This SoC is possibly made in 12 nm, as we have verified the cooling system is adequate and the temperatures are low, the chip correctly scales speeds and maintains performance correctly. In general we have enough power for usual streaming apps or KODI, to set a TV-Stick as we see it surpasses the S905X4 box.

  • CPU performance: Min. 0.7 GHz / En uso 1 GHz / Max. 1.8 GHz.

In section games we can run PUBG in medium / low quality. In section emulators We can run a maximum of some Wii titles, but we will not have problems with 2D games from classic consoles with emulators such as Retroarch or from KODI, the EmuELEC system cannot be executed, since it is not compatible yet.

The new Fire TV Stick 4K Max is possibly made in 12nm, has a very low consumption, the cooling system works well and the temperatures are low in basic use. The SoC manages the speeds well so as not to overheat.

  • Thermal: Maintains performance up to 88% / Surface heating / 0db noise.
  • Consumption: Off 0.9W / Min. 3W / In use 3.5W / Max. 5W.


Playback test

Regarding the video playback playback, the Fire TV Stick 4K Max thanks to its VPU it is compatible with modern video formats such as h.265 o VP9 up to one 4K native resolution @ 60fps HDR, if it supports the recent codec AV1 that we can use directly on YouTube. We have few video quality settings and no automatic refresh change. We have support HDR y Dolby Vision to get a better image of some content.

You can use players like code The PLEX without the slightest problem. As for audio we can reproduce sound DD and DTS up to 7.1 through its HDMI port and stereo through the AV jack.

Video and audio test results

Video Formats Result
h.264 / 1080i / 8bit Correct
h.264 / 1080p / 4K / 8bit Correct
h.264 / 1080p / 10bit (anime) Frame Break (SW)
h.265 / 1080p / 8bit Correct
h.265 / 1080p / 10bit (anime) Correct
h.265 / [email protected] / 8bit Correct
h.265 / [email protected] / 10bit HDR Correct
VP9 P1 / 4K @ 24fps / 8bit Correct
VP9 P2 / [email protected] / 10bit HDR Correct
VP9 P2 / [email protected] / 10bit HDR Correct
AV1 / 4K @ 24fps / 10bit Correct
Max. Bitrate 100 Mbps = 12,5 MB/s.
  • The maximum bitrate depends on the port used to connect or the limitations of the SAMBA Networks.
  • SW = does not have hw acceleration and may have some jumps, since the decoding is done by Software.
Medium Formats
Native Dolby 5.1 – Plus – HD – Atmos / DTS 5.1 – Master Audio
Core DTS HR – X
PCM Everyone
  • Native: Supports the format directly in our AV receiver or similar / More info.
  • Core: Only the 5.1 kernel of the format is reproduced, with which we move to the Dolby or DTS base system / More info.
  • PCM: Stereo only downmixing from DD or DTS.

Streaming services

We passed several tests on the streaming services to see how popular services work. The Fire TV Stick 4K Max offers us the maximum compatibility with all current steaming services, supports quality 4K and modes Dolby Vision The Dolby Atmos No problem. It will also be compatible with the upcoming HBO Max service.

  • DRM: Google Widevine L1 / Playready.
  • Certificates: Dolby Vision / Dolby Atmos.

test streaming results

  • Multichannel audio only available via HDMI connection in streaming services, via SPDIF only in stereo.



Fire TV Stick 4K Max


Fire TV Stick 4K Max


  • Powerful
  • Compact
  • Dolby Vision and Atmos quality
  • Wifi 6 and Bluetooth 5.0
  • All streaming services


  • Something expensive
  • Fire OS is somewhat limited


After testing the new Fire TV Stick 4K Max We can say that we are facing a new Stick with a very high power. This small device has enough hardware to play multimedia 4K HDR, use widgets like code, PLEX or for streaming IPTV. The system is Fire OS moves properly and as we already know this system has many limitations compared to Android TV, a point that we will have to take into account if we want more or less freedom. This new Stick also now has Wifi 6 that offers us a very good network performance.

In terms of gross power the Fire TV Stick 4K Max We can run any apps or games on Fire OS without performance problems, certainly this SoC surpasses even the popular S905X4 or also Chromecast Google TV. The new Bluetooth remote with Alexa included is simple but functionalWe can also connect it to our TV or sound bar. This TV-Stick maintains very controlled temperatures, a positive point that provides long-term security and reliability.

In short the Fire TV Stick 4K Max It’s a product of great power and ideal for 4K HDR streaming. If we want we are looking for a device with long-term support, fluid and with video quality is an option, a shame about limited Fire OS.

Where to buy

  • Fire TV Stick 4K Max you can already buy it in the store Amazon from 64,99 € with free shipping.

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