Updated July 2026
Data from Amazon and official Smlight site.
2026 verdict
Smlight SLZB Ultima beats Smlight SLZB-MR1U in 2026, with its clearest edge on price and Z-Wave controller. Its clearest strengths are price and Z-Wave controller, and it still looks stronger on its broader overall balance. The only strong reason to choose Smlight SLZB-MR1U is if rating is more important to you than the overall verdict. That keeps the verdict firmly in favor of Smlight SLZB Ultima.
| Feature | Smlight SLZB-MR1U | Smlight SLZB Ultima | Winner |
|---|---|---|---|
| Price | $102.99 | $95.99 | Smlight SLZB Ultima |
| Rating | 4.8 | 2.0 | 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 |
| 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 |
| Thread Border Router | YES | YES | Tie |
| Matter Bridge | NO | NO | Tie |
| Dual Network | YES | YES | Tie |
| Bluetooth Proxy | YES | YES | Tie |
$102.99
- + Rating: 4.8
- - Price: $102.99 vs $95.99
- - Z-Wave Controller: NO vs YES
Winner
$95.99
- + Price: $95.99
- + Z-Wave Controller: YES
- - Rating: 2.0 vs 4.8
Frequently Asked Questions
Which is better overall: Smlight SLZB-MR1U or Smlight SLZB Ultima?
Smlight SLZB Ultima has the stronger overall profile in this comparison, especially for price and Z-Wave controller.
What is the biggest difference between Smlight SLZB-MR1U and Smlight SLZB Ultima?
Price is one of the clearest differences: Smlight SLZB-MR1U lists $102.99, while Smlight SLZB Ultima lists $95.99.
Which one looks better on price?
Smlight SLZB-MR1U is listed at $102.99, while Smlight SLZB Ultima is listed at $95.99. Smlight SLZB Ultima (better spec).
Who should buy Smlight SLZB-MR1U?
Choose Smlight SLZB-MR1U if your priority is rating and that matters more than price.
Who should buy Smlight SLZB Ultima?
Choose Smlight SLZB Ultima if your priority is price and Z-Wave controller and that matters more than rating.
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