Smlight SLZB-06 U vs Sonoff Dongle Max comparison

Updated July 2026

Data from Amazon and official Smlight and Sonoff sites.

2026 verdict

Smlight SLZB-06 U edges out Sonoff Dongle Max in 2026, led by rating and warranty. Its biggest wins come from rating and warranty, and its broader overall balance adds more confidence to the verdict. Sonoff Dongle Max is still relevant if you care most about dual network, but Smlight SLZB-06 U is the stronger recommendation overall. For the average buyer, Smlight SLZB-06 U is the safer choice.

Winner

Smlight

Smlight SLZB-06 U

$72.99

Buy on Amazon USA

Sonoff

Sonoff Dongle Max

Price unavailable right now

Buy on Amazon Canada

Feature	Smlight SLZB-06 U	Sonoff Dongle Max	Winner
Rating	5.0	4.3	Smlight SLZB-06 U
Warranty	3 years	1 year	Smlight SLZB-06 U
Dual Network	NO	Experimental	Sonoff Dongle Max
Zigbee Chip Model	CC2652P	EFR32MG24	Different strengths
Amplifier Gain	+20dB	+20dBm	Different strengths
Power	USB, PoE	USB, PoE	Tie
Connectivity	USB, Ethernet, 2.4 GHz WiFi	USB, Ethernet, 2.4 GHz WiFi	Tie
Zigbee Router	YES	YES	Tie
Z-Wave Controller	NO	NO	Tie
Thread Border Router	YES	YES	Tie
Matter Bridge	NO	NO	Tie
Antenna Gain	+5dBi	+5dBi	Tie

Winner

Smlight

Smlight SLZB-06 U

$72.99

Buy on Amazon USA

+ Rating: 5.0
+ Warranty: 3 years
- Dual Network: NO vs Experimental

Sonoff

Sonoff Dongle Max

Price unavailable right now

Buy on Amazon Canada

+ Dual Network: Experimental
- Rating: 4.3 vs 5.0
- Warranty: 1 year vs 3 years

Frequently Asked Questions

Which is better overall: Smlight SLZB-06 U or Sonoff Dongle Max?

Smlight SLZB-06 U has the stronger overall profile in this comparison, especially for rating and warranty.

What is the biggest difference between Smlight SLZB-06 U and Sonoff Dongle Max?

Rating is one of the clearest differences: Smlight SLZB-06 U lists 5.0, while Sonoff Dongle Max lists 4.3.

Who should buy Smlight SLZB-06 U?

Choose Smlight SLZB-06 U if your priority is rating and warranty and that matters more than dual network.

Who should buy Sonoff Dongle Max?

Choose Sonoff Dongle Max if your priority is dual network and that matters more than rating.

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