Smlight SLZB-MR1 vs Smlight SLZB-MR4

Data from Amazon and official Smlight site.

2026 verdict

Taken as a whole in 2026, this is a genuine split decision. Pick Smlight SLZB-MR1 if your priority is its strongest specs and its broader overall balance; pick Smlight SLZB-MR4 if you care more about its strongest specs and its broader overall balance. There is a real tradeoff here, so your priorities matter more than the headline verdict. The smartest move is to buy the product whose strengths you will actually use.

Smlight

Smlight SLZB-MR1

$103.99

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Smlight

Smlight SLZB-MR4

Price unavailable right now

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Feature	Smlight SLZB-MR1	Smlight SLZB-MR4	Winner
Zigbee Chip Model	EFR32MG21 / CC2652P7	EFR32MG26 / CC2674P10	Different strengths
Warranty	1 year	1 year	Tie
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
Amplifier Gain	+20dB	+20dB	Tie
Antenna Gain	+5dBi	+5dBi	Tie
Dual Network	YES	YES	Tie
Bluetooth Proxy	YES	YES	Tie

Smlight

Smlight SLZB-MR1

$103.99

BUY NOW

+ Smlight SLZB-MR1 has a viable feature set with no obvious deal-breaker in the available data.

Smlight

Smlight SLZB-MR4

Price unavailable right now

BUY NOW

+ Smlight SLZB-MR4 has a viable feature set with no obvious deal-breaker in the available data.

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-MR1 or Smlight SLZB-MR4?: This one is close. Smlight SLZB-MR1 leads in some areas, while Smlight SLZB-MR4 leads in other areas.
What is the biggest difference between Smlight SLZB-MR1 and Smlight SLZB-MR4?: Zigbee Chip Model is one of the clearest differences: Smlight SLZB-MR1 lists EFR32MG21 / CC2652P7, while Smlight SLZB-MR4 lists EFR32MG26 / CC2674P10.
Who should buy Smlight SLZB-MR1?: Choose Smlight SLZB-MR1 if your priority is its specific strengths and that matters more than the competing advantages.
Who should buy Smlight SLZB-MR4?: Choose Smlight SLZB-MR4 if your priority is its specific strengths and that matters more than the competing advantages.

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