Smlight SLZB-07 vs Sonoff Dongle-PZG23

Full Smart Dongles comparison in 2026

Updated April 2026
Data from Amazon and official Smlight and Sonoff sites.
2026 verdict
In 2026, Smlight SLZB-07 is the better overall pick. Its clearest strengths are price, zigbee router, and thread border router, and it still looks stronger on antenna gain. Sonoff Dongle-PZG23 can still be the right pick, but only if rating and z-wave controller outweighs the wider strengths of Smlight SLZB-07. That is why the final call still favors Smlight SLZB-07.
vs
FeatureSmlight SLZB-07Sonoff Dongle-PZG23Winner
Price$34.99$39.90Smlight SLZB-07
Rating4.84.9Sonoff Dongle-PZG23
Zigbee RouterYESNOSmlight SLZB-07
Z-Wave ControllerNOYESSonoff Dongle-PZG23
Thread Border RouterYESNOSmlight SLZB-07
Antenna Gain+3dB2 dBiSmlight SLZB-07
Warranty1 year1 yearTie
PowerUSBUSBTie
ConnectivityUSBUSBTie
Matter BridgeNONOTie
Amplifier Gain+20dB+20dBTie
Dual NetworkNONOTie
Winner
Smlight

Smlight SLZB-07

$34.99
BUY NOW
  • + Price: $34.99
  • + Zigbee Router: YES
  • + Thread Border Router: YES
  • - Rating: 4.8 vs 4.9
  • - Z-Wave Controller: NO vs YES

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-07 or Sonoff Dongle-PZG23?
Smlight SLZB-07 has the stronger overall profile in this comparison, especially for price, zigbee router, and thread border router.
What is the biggest difference between Smlight SLZB-07 and Sonoff Dongle-PZG23?
Price is one of the clearest differences: Smlight SLZB-07 lists $34.99, while Sonoff Dongle-PZG23 lists $39.90.
Which one looks better on price?
Smlight SLZB-07 is listed at $34.99, while Sonoff Dongle-PZG23 is listed at $39.90. Smlight SLZB-07 (better spec).
Who should buy Smlight SLZB-07?
Choose Smlight SLZB-07 if your priority is price and zigbee router and that matters more than rating.
Who should buy Sonoff Dongle-PZG23?
Choose Sonoff Dongle-PZG23 if your priority is rating and z-wave controller and that matters more than price.
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