Smlight SLZB-MR2 vs Third Reality USBC-Dongle

Updated March 2026

Data from Amazon and official Smlight and Third Reality sites.

2026 verdict

Across the full comparison in 2026, Smlight SLZB-MR2 earns the nod. The comparison tilts its way because of rating, power, and connectivity, with zigbee router and dual network keeping it in front. The only strong reason to choose Third Reality USBC-Dongle is if price and matter bridge is more important to you than the overall verdict. Overall, Smlight SLZB-MR2 makes more sense for most people.

Winner

Smlight

Smlight SLZB-MR2

$102.99

BUY NOW

Third Reality

Third Reality USBC-Dongle

$19.99

BUY NOW

Feature	Smlight SLZB-MR2	Third Reality USBC-Dongle	Winner
Price	$102.99	$19.99	Third Reality USBC-Dongle
Rating	4.8	3.2	Smlight SLZB-MR2
Power	USB, PoE	USB	Smlight SLZB-MR2
Connectivity	USB, Ethernet, 2.4 GHz Wifi	USB	Smlight SLZB-MR2
Zigbee Router	YES	NO	Smlight SLZB-MR2
Matter Bridge	NO	YES	Third Reality USBC-Dongle
Dual Network	YES	NO	Smlight SLZB-MR2
Bluetooth Proxy	YES	NO	Smlight SLZB-MR2
Warranty	1 year	1 year	Tie
Z-Wave Controller	NO	NO	Tie
Thread Border Router	YES	YES	Tie

Winner

Smlight

Smlight SLZB-MR2

$102.99

BUY NOW

+ Rating: 4.8
+ Power: USB, PoE
+ Connectivity: USB, Ethernet, 2.4 GHz Wifi
- Price: $102.99 vs $19.99
- Matter Bridge: NO vs YES

Third Reality

Third Reality USBC-Dongle

$19.99

BUY NOW

+ Price: $19.99
+ Matter Bridge: YES
- Rating: 3.2 vs 4.8
- Power: USB vs USB, PoE

Frequently Asked Questions (FAQ)

Which is better overall: Smlight SLZB-MR2 or Third Reality USBC-Dongle?: Smlight SLZB-MR2 has the stronger overall profile in this comparison, especially for rating, power, and connectivity.
What is the biggest difference between Smlight SLZB-MR2 and Third Reality USBC-Dongle?: Price is one of the clearest differences: Smlight SLZB-MR2 lists $102.99, while Third Reality USBC-Dongle lists $19.99.
Which one looks better on price?: Smlight SLZB-MR2 is listed at $102.99, while Third Reality USBC-Dongle is listed at $19.99. Third Reality USBC-Dongle (better spec).
Who should buy Smlight SLZB-MR2?: Choose Smlight SLZB-MR2 if your priority is rating and power and that matters more than price.
Who should buy Third Reality USBC-Dongle?: Choose Third Reality USBC-Dongle if your priority is price and matter bridge and that matters more than rating.

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