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Dongles · Head to head

Aeotec Z-Stick 10 Pro vs Smlight SLZB-MR5U

Full Smart Dongles comparison in 2026

Updated October 2026
Data from Amazon and official Aeotec and Smlight sites.
2026 verdict
If you want a Zigbee and Thread coordinator that lives on the network, the Smlight SLZB-MR5U wins this matchup over the Aeotec Z-Stick 10 Pro.
It uses two EFR32MG24 radios to run Zigbee and Thread at once, adds a Bluetooth proxy, and connects over Ethernet with PoE, USB or Wi-Fi, while the Aeotec Z-Stick 10 Pro is a USB-only stick that pairs Zigbee with Z-Wave instead of Thread. The Aeotec still wins on price and on the Z-Wave 800 controller the Smlight lacks, and both put +20 dBm of transmit power behind their radios. Choose the Smlight SLZB-MR5U for a network-placed Zigbee and Thread coordinator with a Bluetooth proxy, and the Aeotec Z-Stick 10 Pro if you need Z-Wave and Zigbee from one USB stick.
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FeatureAeotec Z-Stick 10 ProSmlight SLZB-MR5UWinner
Price$59.99$119.99Aeotec Z-Stick 10 Pro
Rating4.55.0Smlight SLZB-MR5U
PowerUSBUSB, PoESmlight SLZB-MR5U
ConnectivityUSBUSB, Ethernet, 2.4 GHz WiFiSmlight SLZB-MR5U
Zigbee RouterNOYESSmlight SLZB-MR5U
Z-Wave ControllerYESNOAeotec Z-Stick 10 Pro
Thread Border RouterNOYESSmlight SLZB-MR5U
Dual NetworkNOYESSmlight SLZB-MR5U
Bluetooth ProxyNOYESSmlight SLZB-MR5U
Zigbee Chip ModelEFR32MG21EFR32MG24Different strengths
Warranty1 year1 yearTie
Matter BridgeNONOTie

What the differences mean

Protocol pair

The Smlight SLZB-MR5U runs Zigbee and Thread together on two radios. The Aeotec Z-Stick 10 Pro combines Zigbee and Z-Wave instead, so it suits a Z-Wave home but cannot border-route Thread.

Placement

The Smlight SLZB-MR5U connects over Ethernet with PoE, USB or Wi-Fi, so it can sit centrally. The Aeotec Z-Stick 10 Pro is USB-only and stays with the host.

Bluetooth proxy

The Smlight SLZB-MR5U relays Bluetooth sensors to Home Assistant over the network. The Aeotec Z-Stick 10 Pro does not act as a Bluetooth proxy, so BLE devices need another adapter.

Z-Wave

Only the Aeotec Z-Stick 10 Pro includes a Z-Wave Series 800 controller, which is the reason to pick it over the Smlight if your devices are Z-Wave. The Smlight SLZB-MR5U has no Z-Wave at all.

Antennas and price

The Smlight SLZB-MR5U uses two external antennas at +5 dBi gain, the Aeotec Z-Stick 10 Pro runs +20 dBm with no external antenna. The Aeotec is the cheaper of the two and the more compact.

Which one to buy if

What owners say

Aeotec Z-Stick 10 Pro owners prize getting both networks in one stick. It runs on Home Assistant across HA Yellow, Raspberry Pi 5, Proxmox, Docker and N100 mini-PCs with Z-Wave JS and Zigbee2MQTT or ZHA, and once configured it holds for months without random disconnects. They single out the range from Z-Wave Long Range and +20 dBm, reaching a detached shed without extra repeaters, and the quick migration from an older Z-Stick via Home Assistant backups. Their friction points are setup-related: a firmware update needed before Zigbee works, a Windows-only firmware guide that leaves Linux and Mac users on their own, a pairing button that can break, and USB passthrough that needs configuring in virtual machines.

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Aeotec Z-Stick 10 Pro
  • Smlight SLZB-MR5U

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Frequently Asked Questions

Which is better overall: Aeotec Z-Stick 10 Pro or Smlight SLZB-MR5U?

The Smlight SLZB-MR5U is the better fit for Zigbee and Thread, running both at once with Ethernet placement and a Bluetooth proxy. The Aeotec Z-Stick 10 Pro is the better pick when Z-Wave is in the mix, since it includes a Z-Wave 800 controller the Smlight does not, at a lower price.

What is the biggest difference between the Aeotec Z-Stick 10 Pro and the Smlight SLZB-MR5U?

The second protocol and the position. The Smlight SLZB-MR5U pairs Zigbee with Thread and connects over Ethernet, while the Aeotec Z-Stick 10 Pro pairs Zigbee with Z-Wave from a USB port. Both use +20 dBm of transmit power.

Does the Smlight SLZB-MR5U support Z-Wave?

No. The Smlight SLZB-MR5U is a Zigbee and Thread coordinator with a Bluetooth proxy, but it has no Z-Wave radio. A Z-Wave home needs a controller like the Aeotec Z-Stick 10 Pro.

Do both run Zigbee and Thread at the same time?

Only the Smlight SLZB-MR5U, which has two dedicated EFR32MG24 radios. The Aeotec Z-Stick 10 Pro combines Zigbee with Z-Wave and has no Thread support, so it runs one Zigbee 3.0 radio alongside its Z-Wave controller.

Who should buy the Smlight SLZB-MR5U?

A Home Assistant home running Zigbee and Thread that wants both on dedicated radios, the coordinator off the server, and Bluetooth sensors relayed without an extra adapter.

Who should buy the Aeotec Z-Stick 10 Pro?

A Home Assistant user with Z-Wave and Zigbee devices who wants both from one compact USB stick at a lower price, and does not need Thread, Bluetooth or Ethernet placement.

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