Data from Amazon and official Nabu Casa and Smlight sites.
2026 verdict
Looking at the full picture in 2026, Smlight SLZB-06M gets the edge. It builds its lead on power, connectivity, and zigbee router, then backs it up with a stronger showing on amplifier gain and antenna gain. Nabu Casa Home Assistant Connect ZBT-2 still makes sense if price and rating is your priority, but most buyers should still lean toward Smlight SLZB-06M. That is enough to make Smlight SLZB-06M the better pick for most buyers.
| Feature | Nabu Casa Home Assistant Connect ZBT-2 | Smlight SLZB-06M | Winner |
|---|---|---|---|
| Price | $65.00 | $74.99 | Nabu Casa Home Assistant Connect ZBT-2 |
| Rating | 4.7 | 4.5 | Nabu Casa Home Assistant Connect ZBT-2 |
| Power | USB | USB, PoE | Smlight SLZB-06M |
| Connectivity | USB | USB, Ethernet, 2.4 GHz Wifi | Smlight SLZB-06M |
| Zigbee Router | NO | YES | Smlight SLZB-06M |
| Amplifier Gain | 10 dBm | +20dB | Smlight SLZB-06M |
| Antenna Gain | +4.16dBi | +5dBi | Smlight SLZB-06M |
| Bluetooth Proxy | NO | YES | Smlight SLZB-06M |
| Zigbee Chip Model | EFR32MG24 | EFR32MG21 | Different strengths |
| Warranty | 1 year | 1 year | Tie |
| Z-Wave Controller | NO | NO | Tie |
| Thread Border Router | YES | YES | Tie |
$65.00
- + Price: $65.00
- + Rating: 4.7
- - Power: USB vs USB, PoE
- - Connectivity: USB vs USB, Ethernet, 2.4 GHz Wifi
Winner
$74.99
- + Power: USB, PoE
- + Connectivity: USB, Ethernet, 2.4 GHz Wifi
- + Zigbee Router: YES
- - Price: $74.99 vs $65.00
- - Rating: 4.5 vs 4.7
Frequently Asked Questions (FAQ)
- Which is better overall: Nabu Casa Home Assistant Connect ZBT-2 or Smlight SLZB-06M?
- Smlight SLZB-06M has the stronger overall profile in this comparison, especially for power, connectivity, and zigbee router.
- What is the biggest difference between Nabu Casa Home Assistant Connect ZBT-2 and Smlight SLZB-06M?
- Price is one of the clearest differences: Nabu Casa Home Assistant Connect ZBT-2 lists $65.00, while Smlight SLZB-06M lists $74.99.
- Which one looks better on price?
- Nabu Casa Home Assistant Connect ZBT-2 is listed at $65.00, while Smlight SLZB-06M is listed at $74.99. Nabu Casa Home Assistant Connect ZBT-2 (better spec).
- Who should buy Nabu Casa Home Assistant Connect ZBT-2?
- Choose Nabu Casa Home Assistant Connect ZBT-2 if your priority is price and rating and that matters more than power.
- Who should buy Smlight SLZB-06M?
- Choose Smlight SLZB-06M if your priority is power and connectivity and that matters more than price.
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