Updated April 2026
Data from Amazon and official Nabu Casa and Sonoff sites.
2026 verdict
Across the full comparison in 2026, Sonoff Dongle-PZG23 earns the nod. It has the clearer edge on price, rating, and z-wave controller, and it stays ahead on amplifier gain. Nabu Casa Home Assistant Connect ZBT-2 is the better fit only for buyers who prioritize thread border router and antenna gain above everything else here. In practical terms, Sonoff Dongle-PZG23 is the easier product to recommend.
| Feature | Nabu Casa Home Assistant Connect ZBT-2 | Sonoff Dongle-PZG23 | Winner |
|---|---|---|---|
| Price | $65.00 | $39.90 | Sonoff Dongle-PZG23 |
| Rating | 4.7 | 4.9 | Sonoff Dongle-PZG23 |
| Z-Wave Controller | NO | YES | Sonoff Dongle-PZG23 |
| Thread Border Router | YES | NO | Nabu Casa Home Assistant Connect ZBT-2 |
| Amplifier Gain | 10 dBm | +20dB | Sonoff Dongle-PZG23 |
| Antenna Gain | +4.16dBi | 2 dBi | Nabu Casa Home Assistant Connect ZBT-2 |
| Warranty | 1 year | 1 year | Tie |
| Power | USB | USB | Tie |
| Connectivity | USB | USB | Tie |
| Zigbee Router | NO | NO | Tie |
| Matter Bridge | NO | NO | Tie |
| Dual Network | NO | NO | Tie |
$65.00
- + Thread Border Router: YES
- + Antenna Gain: +4.16dBi
- - Price: $65.00 vs $39.90
- - Rating: 4.7 vs 4.9
Winner
$39.90
- + Price: $39.90
- + Rating: 4.9
- + Z-Wave Controller: YES
- - Thread Border Router: NO vs YES
- - Antenna Gain: 2 dBi vs +4.16dBi
Frequently Asked Questions (FAQ)
- Which is better overall: Nabu Casa Home Assistant Connect ZBT-2 or Sonoff Dongle-PZG23?
- Sonoff Dongle-PZG23 has the stronger overall profile in this comparison, especially for price, rating, and z-wave controller.
- What is the biggest difference between Nabu Casa Home Assistant Connect ZBT-2 and Sonoff Dongle-PZG23?
- Price is one of the clearest differences: Nabu Casa Home Assistant Connect ZBT-2 lists $65.00, while Sonoff Dongle-PZG23 lists $39.90.
- Which one looks better on price?
- Nabu Casa Home Assistant Connect ZBT-2 is listed at $65.00, while Sonoff Dongle-PZG23 is listed at $39.90. Sonoff Dongle-PZG23 (better spec).
- Who should buy Nabu Casa Home Assistant Connect ZBT-2?
- Choose Nabu Casa Home Assistant Connect ZBT-2 if your priority is thread border router and antenna gain and that matters more than price.
- Who should buy Sonoff Dongle-PZG23?
- Choose Sonoff Dongle-PZG23 if your priority is price and rating and that matters more than thread border router.
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