Winner
Updated September 2026
Data from Amazon and official Smlight site.
2026 verdict
In 2026, the recommendation leans toward Smlight SLZB-MR1U over Smlight SLZB-MR4, driven by price and rating.
What pushes it ahead is price and rating, and its broader overall balance keeps the advantage from looking narrow. There is still a case for Smlight SLZB-MR4, but mainly if its specific feature mix is what you value most. Overall, Smlight SLZB-MR1U makes more sense for most people.
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| Feature | Smlight SLZB-MR1U | Smlight SLZB-MR4 | Winner |
|---|---|---|---|
| Price | $102.99 | $130.00 | Smlight SLZB-MR1U |
| Rating | 4.8 | 4.0 | Smlight SLZB-MR1U |
| Zigbee Chip Model | EFR32MG21 / CC2652P7 | EFR32MG26 / CC2674P10 | Different strengths |
| Warranty | 1 year | 1 year | Tie |
| Power | USB, PoE | USB, PoE | Tie |
| Connectivity | USB, Ethernet, 2.4 GHz WiFi | USB, Ethernet, 2.4 GHz WiFi | Tie |
| Zigbee Router | YES | YES | Tie |
| Z-Wave Controller | NO | NO | Tie |
| Thread Border Router | YES | YES | Tie |
| Matter Bridge | NO | NO | Tie |
| Amplifier Gain | +20dB | +20dB | Tie |
| Antenna Gain | +5dBi | +5dBi | Tie |
Winner
$102.99
- + Price: $102.99
- + Rating: 4.8
$130.00
- - Price: $130.00 vs $102.99
- - Rating: 4.0 vs 4.8
Frequently Asked Questions
Which is better overall: Smlight SLZB-MR1U or Smlight SLZB-MR4?
Smlight SLZB-MR1U has the stronger overall profile in this comparison, especially for price and rating.
What is the biggest difference between Smlight SLZB-MR1U and Smlight SLZB-MR4?
Price is one of the clearest differences: Smlight SLZB-MR1U lists $102.99, while Smlight SLZB-MR4 lists $130.00.
Which one looks better on price?
Smlight SLZB-MR1U is listed at $102.99, while Smlight SLZB-MR4 is listed at $130.00. Smlight SLZB-MR1U (better spec).
Who should buy Smlight SLZB-MR1U?
Choose Smlight SLZB-MR1U if your priority is price and rating and that matters more than the competing advantages.
Who should buy Smlight SLZB-MR4?
Choose Smlight SLZB-MR4 if your priority is its specific strengths and that matters more than price.
Full comparison table
Compare all 35 Dongles side by side
You are looking at two of them. The full table lines up all Dongles in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 35 Dongles
- 32 specs compared
- 29 filters
SmlightSLZB-MRW10
$100.00
SmlightSLZB-06 U
$72.99
SmlightSLZB-MR3
SmlightSLZB-MR5U
$119.99
SmlightSLZB-07
$34.99- Smlight
SLZB-MR1U
$102.99 
SmlightSLZB-07p7
$36.99
SonoffDongle Plus MG24
$35.90
Nabu CasaHome Assistant Connect ZBT-2
$65.00
SonoffZBDongle-P
15% OFF$39.99$33.96
SonoffZBDongle-E
$24.90
ZoozZ-Wave Long Range Stick
$39.95
Nabu CasaHome Assistant Connect ZWA-2
$79.00
SonoffDongle-PZG23
10% OFF$39.90$35.91
SmlightSLZB-06M
$72.99
SonoffDongle Plus PP10
$35.90
SmlightSLZB-06p7U
$78.99
SmlightSLZB-MR2
£160.48
SonoffDongle Lite MG21
$24.90
AeotecZ-Stick 7
$39.99
DonglesSmlightSLZB-06 MG24
4.5(6)$82.99
DonglesSmlightSLZB-06 MG26
3.4(7)$84.99- DonglesSmlight
SLZB-06 U
5.0(4)$72.99 
DonglesSmlightSLZB-06
4.2(179)$72.99- DonglesSmlight
SLZB-06M
4.6(111)$72.99 
DonglesSmlightSLZB-06P10
4.4(11)$85.99
DonglesSmlightSLZB-06p7
4.4(11)$79.99- DonglesSmlight
SLZB-06p7U
4.6(33)$78.99 
DonglesSmlightSLZB-07 MG24
3.3(5)$45.99
DonglesSmlightSLZB-07 MG26
4.5(86)- DonglesSmlight
SLZB-07
4.9(20)$34.99 
DonglesSmlightSLZB-07P10
3.0(1)$48.99- DonglesSmlight
SLZB-07p7
4.8(8)$36.99 
DonglesSmlightSLZB-MR1
4.4(11)$103.99- DonglesSmlight
SLZB-MR1U
4.8(16)$102.99 - DonglesSmlight
SLZB-MR2
4.6(8)£160.48 - DonglesSmlight
SLZB-MR3
5.0(1) 
DonglesSmlightSLZB-MR4
4.0(5)$130.00- DonglesSmlight
SLZB-MR5U
5.0(1)$119.99 - DonglesSmlight
SLZB-MRW10
5.0(11)$100.00