Smlight SLZB-MR1U vs Smlight SLZB Ultima

Data from Amazon and official Smlight site.

2026 verdict

For 2026, Smlight SLZB-MR1U is the stronger overall choice. Its clearest strengths are power, and it still looks stronger on its broader overall balance. The only strong reason to choose Smlight SLZB Ultima is if z-wave controller is more important to you than the overall verdict. That keeps the verdict firmly in favor of Smlight SLZB-MR1U.

Winner

Smlight

Smlight SLZB-MR1U

Price unavailable right now

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Smlight

Smlight SLZB Ultima

Price unavailable right now

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Feature	Smlight SLZB-MR1U	Smlight SLZB Ultima	Winner
Power	USB, PoE	PoE	Smlight SLZB-MR1U
Z-Wave Controller	NO	YES	Smlight SLZB Ultima
Zigbee Chip Model	EFR32MG21 / CC2652P7	EFR32MGXX / CC26XXPX	Different strengths
Warranty	1 year	1 year	Tie
Connectivity	USB, Ethernet, 2.4 GHz Wifi	USB, Ethernet, 2.4 GHz Wifi	Tie
Zigbee Router	YES	YES	Tie
Thread Border Router	YES	YES	Tie
Matter Bridge	NO	NO	Tie
Dual Network	YES	YES	Tie
Bluetooth Proxy	YES	YES	Tie

Winner

Smlight

Smlight SLZB-MR1U

Price unavailable right now

BUY NOW

+ Power: USB, PoE
- Z-Wave Controller: NO vs YES

Smlight

Smlight SLZB Ultima

Price unavailable right now

BUY NOW

+ Z-Wave Controller: YES
- Power: PoE vs USB, PoE

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-MR1U or Smlight SLZB Ultima?: Smlight SLZB-MR1U has the stronger overall profile in this comparison, especially for power.
What is the biggest difference between Smlight SLZB-MR1U and Smlight SLZB Ultima?: Power is one of the clearest differences: Smlight SLZB-MR1U lists USB, PoE, while Smlight SLZB Ultima lists PoE.
Who should buy Smlight SLZB-MR1U?: Choose Smlight SLZB-MR1U if your priority is power and that matters more than z-wave controller.
Who should buy Smlight SLZB Ultima?: Choose Smlight SLZB Ultima if your priority is z-wave controller and that matters more than power.

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