Winner
Updated March 2026
Data from Amazon and official Smlight and Third Reality sites.
2026 verdict
Looking at the full picture in 2026, Smlight SLZB-MR3 gets the edge. Its strongest advantages show up in rating, power, and connectivity, with zigbee router and dual network helping widen the gap. Third Reality USBC-Dongle is the better fit only for buyers who prioritize price and matter bridge above everything else here. That is why the final call still favors Smlight SLZB-MR3.
| Feature | Smlight SLZB-MR3 | Third Reality USBC-Dongle | Winner |
|---|---|---|---|
| Price | $105.99 | $19.99 | Third Reality USBC-Dongle |
| Rating | 4.7 | 3.2 | Smlight SLZB-MR3 |
| Power | USB, PoE | USB | Smlight SLZB-MR3 |
| Connectivity | USB, Ethernet, 2.4 GHz Wifi | USB | Smlight SLZB-MR3 |
| Zigbee Router | YES | NO | Smlight SLZB-MR3 |
| Matter Bridge | NO | YES | Third Reality USBC-Dongle |
| Dual Network | YES | NO | Smlight SLZB-MR3 |
| Bluetooth Proxy | YES | NO | Smlight SLZB-MR3 |
| Warranty | 1 year | 1 year | Tie |
| Z-Wave Controller | NO | NO | Tie |
| Thread Border Router | YES | YES | Tie |
Winner
$105.99
- + Rating: 4.7
- + Power: USB, PoE
- + Connectivity: USB, Ethernet, 2.4 GHz Wifi
- - Price: $105.99 vs $19.99
- - Matter Bridge: NO vs YES
$19.99
- + Price: $19.99
- + Matter Bridge: YES
- - Rating: 3.2 vs 4.7
- - Power: USB vs USB, PoE
Frequently Asked Questions (FAQ)
- Which is better overall: Smlight SLZB-MR3 or Third Reality USBC-Dongle?
- Smlight SLZB-MR3 has the stronger overall profile in this comparison, especially for rating, power, and connectivity.
- What is the biggest difference between Smlight SLZB-MR3 and Third Reality USBC-Dongle?
- Price is one of the clearest differences: Smlight SLZB-MR3 lists $105.99, while Third Reality USBC-Dongle lists $19.99.
- Which one looks better on price?
- Smlight SLZB-MR3 is listed at $105.99, while Third Reality USBC-Dongle is listed at $19.99. Third Reality USBC-Dongle (better spec).
- Who should buy Smlight SLZB-MR3?
- Choose Smlight SLZB-MR3 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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