Dongles · Head to head

Smlight SLZB-MR1U vs Smlight SLZB-MR4

Full Smart Dongles comparison in 2026

Updated October 2026
Data from Amazon and official Smlight site.
2026 verdict
In 2026, the recommendation leans toward Smlight SLZB-MR1U over Smlight SLZB-MR4, driven by price and rating.
Smlight SLZB-MR1U
Winner
Smlight SLZB-MR1U
$102.99

Last recorded price

Buy on Amazon USA
What pushes it ahead is price and rating, and its broader overall balance keeps the advantage from looking narrow. There is still a case for Smlight SLZB-MR4, but mainly if its specific feature mix is what you value most. Overall, Smlight SLZB-MR1U makes more sense for most people.
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FeatureSmlight SLZB-MR1USmlight SLZB-MR4Winner
Price$102.99$130.00Smlight SLZB-MR1U
Rating4.84.0Smlight SLZB-MR1U
Zigbee Chip ModelEFR32MG21 / CC2652P7EFR32MG26 / CC2674P10Different 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
Transmit Power+20dBm+20dBmTie
Antenna Gain+5dB+5dBTie

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Smlight SLZB-MR1U
  • Smlight SLZB-MR4

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Frequently Asked Questions

Which is better overall: Smlight SLZB-MR1U or Smlight SLZB-MR4?

Smlight SLZB-MR1U has the stronger overall profile in this comparison, especially for price and rating.

What is the biggest difference between Smlight SLZB-MR1U and Smlight SLZB-MR4?

Price is one of the clearest differences: Smlight SLZB-MR1U lists $102.99, while Smlight SLZB-MR4 lists $130.00.

Which one looks better on price?

Smlight SLZB-MR1U is listed at $102.99, while Smlight SLZB-MR4 is listed at $130.00. Smlight SLZB-MR1U (better spec).

Who should buy Smlight SLZB-MR1U?

Choose Smlight SLZB-MR1U if your priority is price and rating 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 price.

Full comparison table

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