
The Smart Device Compare comparison
Smlight SLZB-MR5U vs Smlight SLZB Ultima
Understand the differences. Decide what matters to your home.
Build another comparison →Before you compare every specification
Key differences between Smlight SLZB-MR5U and Smlight SLZB Ultima
A summary of selected recorded differences between these dongles. Check the full specification table below for details and conditions.
- Usb Over Ethernet (features): Smlight SLZB-MR5U — No; Smlight SLZB Ultima — Yes.
- Z Wave Controller (z wave): Smlight SLZB-MR5U — No; Smlight SLZB Ultima — Yes.
- External Antennas (radio specifications): Smlight SLZB-MR5U — 2; Smlight SLZB Ultima — 4.
- Zigbee Chip Manufacturer (zigbee): Smlight SLZB-MR5U — Silicon Labs; Smlight SLZB Ultima — Silicon Labs / Texas Instruments.
- Zigbee Chip Model (zigbee): Smlight SLZB-MR5U — EFR32MG24; Smlight SLZB Ultima — EFR32MGXX / CC26XXPX.
- 5 of 25 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
- Check the full table and manufacturer documentation before ruling out a device.
These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.
Compare capabilities, compatibility and setup requirements.


What the catalog tells us
Understand the tradeoffs.
These counts describe the available data, not a quality score. More features do not automatically make a better device.
Your priorities, side by side
Focus on what changes.
Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.
Showing 25 of 25 rows. “Not recorded” does not mean “No”.
Connectivity
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- No
- Smlight SLZB Ultima
- No
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
Features
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- No
- Smlight SLZB Ultima
- Yes
Integrations
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
Matter
- Smlight SLZB-MR5U
- No
- Smlight SLZB Ultima
- No
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
Power
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
Radio Specifications
- Smlight SLZB-MR5U
- +20dBm
- Smlight SLZB Ultima
- Not recorded
- Smlight SLZB-MR5U
- +5dB
- Smlight SLZB Ultima
- Not recorded
- Smlight SLZB-MR5U
- 2
- Smlight SLZB Ultima
- 4
Z Wave
- Smlight SLZB-MR5U
- Not applicable / unspecified
- Smlight SLZB Ultima
- Not recorded
- Smlight SLZB-MR5U
- Not applicable / unspecified
- Smlight SLZB Ultima
- Not recorded
- Smlight SLZB-MR5U
- No
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Not applicable / unspecified
- Smlight SLZB Ultima
- Z-Wave Series 800
Zigbee
- Smlight SLZB-MR5U
- Silicon Labs
- Smlight SLZB Ultima
- Silicon Labs / Texas Instruments
- Smlight SLZB-MR5U
- EFR32MG24
- Smlight SLZB Ultima
- EFR32MGXX / CC26XXPX
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Yes
- Smlight SLZB Ultima
- Yes
- Smlight SLZB-MR5U
- Zigbee 3.0
- Smlight SLZB Ultima
- Zigbee 3.0
| Specification | Smlight SLZB-MR5U | Smlight SLZB Ultima |
|---|---|---|
| Connectivity | ||
| Yes | Yes | |
| No | No | |
| Yes | Yes | |
| Yes | Yes | |
| Features | ||
| Yes | Yes | |
| Yes | Yes | |
| No | Yes | |
| Integrations | ||
| Yes | Yes | |
| Yes | Yes | |
| Matter | ||
| No | No | |
| Yes | Yes | |
| Power | ||
| Yes | Yes | |
| Yes | Yes | |
| Radio Specifications | ||
| +20dBm | Not recorded | |
| +5dB | Not recorded | |
| 2 | 4 | |
| Z Wave | ||
| Not applicable / unspecified | Not recorded | |
| Not applicable / unspecified | Not recorded | |
| No | Yes | |
| Not applicable / unspecified | Z-Wave Series 800 | |
| Zigbee | ||
| Silicon Labs | Silicon Labs / Texas Instruments | |
| EFR32MG24 | EFR32MGXX / CC26XXPX | |
| Yes | Yes | |
| Yes | Yes | |
| Zigbee 3.0 | Zigbee 3.0 | |
Know what’s behind the comparison.
The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.
Read our comparison methodology