Smlight SLZB-07 MG26 vs Sonoff Dongle Lite MG21

Full Smart Dongles comparison in 2026

Updated March 2026
Data from Amazon and official Smlight and Sonoff sites.
2026 verdict
Looking at the full picture in 2026, Sonoff Dongle Lite MG21 gets the edge. Its biggest wins come from rating, and its broader overall balance adds more confidence to the verdict. Pick Smlight SLZB-07 MG26 only when its specific feature mix is the deciding factor for your setup. That keeps the verdict firmly in favor of Sonoff Dongle Lite MG21.
FeatureSmlight SLZB-07 MG26Sonoff Dongle Lite MG21Winner
Rating4.54.7Sonoff Dongle Lite MG21
Zigbee Chip ModelEFR32MG26EFR32MG21Different strengths
Amplifier Gain+20dB+20 dBmDifferent strengths
Antenna Gain+3dB+3dBiDifferent strengths
Warranty1 year1 yearTie
PowerUSBUSBTie
ConnectivityUSBUSBTie
Zigbee RouterYESYESTie
Z-Wave ControllerNONOTie
Thread Border RouterYESYESTie
Matter BridgeNONOTie
Dual NetworkNONOTie

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-07 MG26 or Sonoff Dongle Lite MG21?
Sonoff Dongle Lite MG21 has the stronger overall profile in this comparison, especially for rating.
What is the biggest difference between Smlight SLZB-07 MG26 and Sonoff Dongle Lite MG21?
Rating is one of the clearest differences: Smlight SLZB-07 MG26 lists 4.5, while Sonoff Dongle Lite MG21 lists 4.7.
Who should buy Smlight SLZB-07 MG26?
Choose Smlight SLZB-07 MG26 if your priority is its specific strengths and that matters more than rating.
Who should buy Sonoff Dongle Lite MG21?
Choose Sonoff Dongle Lite MG21 if your priority is rating and that matters more than the competing advantages.
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