Dongles · Head to head

Smlight SLZB-MR1 vs Sonoff ZBDongle-P

Full Smart Dongles comparison in 2026

Updated August 2026
Data from Amazon and official Smlight and Sonoff sites.
2026 verdict
Smlight SLZB-MR1 beats Sonoff ZBDongle-P in 2026, with its clearest edge on power, connectivity, and thread border router. Its clearest strengths are power, connectivity, and thread border router, and it still looks stronger on antenna gain and dual network. Pick Sonoff ZBDongle-P only when price and warranty are the deciding factor for your setup. That is why Smlight SLZB-MR1 wins the verdict here.
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FeatureSmlight SLZB-MR1Sonoff ZBDongle-PWinner
Price$103.99$31.50Sonoff ZBDongle-P
Warranty1 year2 yearsSonoff ZBDongle-P
PowerUSB, PoEUSBSmlight SLZB-MR1
ConnectivityUSB, Ethernet, 2.4 GHz WiFiUSBSmlight SLZB-MR1
Thread Border RouterYESNOSmlight SLZB-MR1
Antenna Gain+5dBi2 dBiSmlight SLZB-MR1
Dual NetworkYESNOSmlight SLZB-MR1
Bluetooth ProxyYESNOSmlight SLZB-MR1
Zigbee Chip ModelEFR32MG21 / CC2652P7CC2652PDifferent strengths
Amplifier Gain+20dB+20dBmDifferent strengths
Rating4.64.6Tie
Zigbee RouterYESYESTie

Frequently Asked Questions

Which is better overall: Smlight SLZB-MR1 or Sonoff ZBDongle-P?

Smlight SLZB-MR1 has the stronger overall profile in this comparison, especially for power, connectivity, and thread border router.

What is the biggest difference between Smlight SLZB-MR1 and Sonoff ZBDongle-P?

Price is one of the clearest differences: Smlight SLZB-MR1 lists $103.99, while Sonoff ZBDongle-P lists $31.50.

Which one looks better on price?

Smlight SLZB-MR1 is listed at $103.99, while Sonoff ZBDongle-P is listed at $31.50. Sonoff ZBDongle-P (better spec).

Who should buy Smlight SLZB-MR1?

Choose Smlight SLZB-MR1 if your priority is power and connectivity and that matters more than price.

Who should buy Sonoff ZBDongle-P?

Choose Sonoff ZBDongle-P if your priority is price and warranty and that matters more than power.

Full comparison table

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  • 35 Dongles
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