Smlight SLZB-MR1 vs Smlight SLZB-MR4

Full Smart Dongles comparison in 2026

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.
FeatureSmlight SLZB-MR1Smlight SLZB-MR4Winner
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
Amplifier Gain+20dB+20dBTie
Antenna Gain+5dBi+5dBiTie
Dual NetworkYESYESTie
Bluetooth ProxyYESYESTie
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.
Smart Home Planner