Updated September 2026
Data from Amazon and official Smlight site.
2026 verdict
In 2026, the recommendation leans toward Smlight SLZB-MR5U over Smlight SLZB-MR4, driven by price and rating.
The comparison tilts its way because of price and rating, with its broader overall balance keeping it in front. Pick Smlight SLZB-MR4 only when its specific feature mix is the deciding factor for your setup. That makes Smlight SLZB-MR5U the clearer recommendation in 2026.
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| Feature | Smlight SLZB-MR4 | Smlight SLZB-MR5U | Winner |
|---|---|---|---|
| Price | $130.00 | $119.99 | Smlight SLZB-MR5U |
| Rating | 4.0 | 5.0 | Smlight SLZB-MR5U |
| Zigbee Chip Model | EFR32MG26 / CC2674P10 | EFR32MG24 | 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 |
$130.00
- - Price: $130.00 vs $119.99
- - Rating: 4.0 vs 5.0
Winner
$119.99
- + Price: $119.99
- + Rating: 5.0
Frequently Asked Questions
Which is better overall: Smlight SLZB-MR4 or Smlight SLZB-MR5U?
Smlight SLZB-MR5U has the stronger overall profile in this comparison, especially for price and rating.
What is the biggest difference between Smlight SLZB-MR4 and Smlight SLZB-MR5U?
Price is one of the clearest differences: Smlight SLZB-MR4 lists $130.00, while Smlight SLZB-MR5U lists $119.99.
Which one looks better on price?
Smlight SLZB-MR4 is listed at $130.00, while Smlight SLZB-MR5U is listed at $119.99. Smlight SLZB-MR5U (better spec).
Who should buy Smlight SLZB-MR4?
Choose Smlight SLZB-MR4 if your priority is its specific strengths and that matters more than price.
Who should buy Smlight SLZB-MR5U?
Choose Smlight SLZB-MR5U if your priority is price and rating and that matters more than the competing advantages.
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
SmlightSLZB-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) - DonglesSmlight
SLZB-MR4
4.0(5)$130.00 - DonglesSmlight
SLZB-MR5U
5.0(1)$119.99 - DonglesSmlight
SLZB-MRW10
5.0(11)$100.00