Smlight SLZB-MR1U vs Sonoff Dongle Max

Full Smart Dongles comparison in 2026

Data from Amazon and official Smlight and Sonoff sites.
2026 verdict
Across the full comparison in 2026, Smlight SLZB-MR1U earns the nod. The main reason it wins is dual network and bluetooth proxy, and its broader overall balance strengthens that case. Sonoff Dongle Max can still be the right pick, but only if its specific feature mix outweighs the wider strengths of Smlight SLZB-MR1U. That is why Smlight SLZB-MR1U wins the verdict here.
vs
FeatureSmlight SLZB-MR1USonoff Dongle MaxWinner
Dual NetworkYESExperimentalSmlight SLZB-MR1U
Bluetooth ProxyYESNOSmlight SLZB-MR1U
Zigbee Chip ModelEFR32MG21 / CC2652P7EFR32MG24Different strengths
Amplifier Gain+20dB+20dBmDifferent strengths
Warranty1 year1 yearTie
PowerUSB, PoEUSB, PoETie
ConnectivityUSB, Ethernet, 2.4 GHz WifiUSB, Ethernet, 2.4 GHz WifiTie
Zigbee RouterYESYESTie
Z-Wave ControllerNONOTie
Thread Border RouterYESYESTie
Matter BridgeNONOTie
Antenna Gain+5dBi+5dBiTie

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-MR1U or Sonoff Dongle Max?
Smlight SLZB-MR1U has the stronger overall profile in this comparison, especially for dual network and bluetooth proxy.
What is the biggest difference between Smlight SLZB-MR1U and Sonoff Dongle Max?
Dual Network is one of the clearest differences: Smlight SLZB-MR1U lists YES, while Sonoff Dongle Max lists Experimental.
Who should buy Smlight SLZB-MR1U?
Choose Smlight SLZB-MR1U if your priority is dual network and bluetooth proxy and that matters more than the competing advantages.
Who should buy Sonoff Dongle Max?
Choose Sonoff Dongle Max if your priority is its specific strengths and that matters more than dual network.
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