Smlight SLZB-MR1 vs Sonoff Dongle Plus MG24

Updated April 2026

Data from Amazon and official Smlight and Sonoff sites.

2026 verdict

In 2026, Smlight SLZB-MR1 stands out as the more complete option. Its strongest advantages show up in power, connectivity, and antenna gain, with dual network and bluetooth proxy helping widen the gap. There is still a case for Sonoff Dongle Plus MG24, but mainly if price and rating is what you value most. That is why the final call still favors Smlight SLZB-MR1.

Winner

Smlight

Smlight SLZB-MR1

$103.99

BUY NOW

Sonoff

Sonoff Dongle Plus MG24

$35.90

BUY NOW

Feature	Smlight SLZB-MR1	Sonoff Dongle Plus MG24	Winner
Price	$103.99	$35.90	Sonoff Dongle Plus MG24
Rating	4.5	4.6	Sonoff Dongle Plus MG24
Power	USB, PoE	USB	Smlight SLZB-MR1
Connectivity	USB, Ethernet, 2.4 GHz Wifi	USB	Smlight SLZB-MR1
Antenna Gain	+5dBi	+4.5dBi	Smlight SLZB-MR1
Dual Network	YES	NO	Smlight SLZB-MR1
Bluetooth Proxy	YES	NO	Smlight SLZB-MR1
Zigbee Chip Model	EFR32MG21 / CC2652P7	EFR32MG24	Different strengths
Amplifier Gain	+20dB	+20dBm	Different strengths
Warranty	1 year	1 year	Tie
Zigbee Router	YES	YES	Tie
Z-Wave Controller	NO	NO	Tie

Winner

Smlight

Smlight SLZB-MR1

$103.99

BUY NOW

+ Power: USB, PoE
+ Connectivity: USB, Ethernet, 2.4 GHz Wifi
+ Antenna Gain: +5dBi
- Price: $103.99 vs $35.90
- Rating: 4.5 vs 4.6

Sonoff

Sonoff Dongle Plus MG24

$35.90

BUY NOW

+ Price: $35.90
+ Rating: 4.6
- Power: USB vs USB, PoE
- Connectivity: USB vs USB, Ethernet, 2.4 GHz Wifi

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-MR1 or Sonoff Dongle Plus MG24?: Smlight SLZB-MR1 has the stronger overall profile in this comparison, especially for power, connectivity, and antenna gain.
What is the biggest difference between Smlight SLZB-MR1 and Sonoff Dongle Plus MG24?: Price is one of the clearest differences: Smlight SLZB-MR1 lists $103.99, while Sonoff Dongle Plus MG24 lists $35.90.
Which one looks better on price?: Smlight SLZB-MR1 is listed at $103.99, while Sonoff Dongle Plus MG24 is listed at $35.90. Sonoff Dongle Plus MG24 (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 Dongle Plus MG24?: Choose Sonoff Dongle Plus MG24 if your priority is price and rating and that matters more than power.

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