Data from Amazon and official Nabu Casa and Sonoff sites.
2026 verdict
Across the 2026 comparison, Sonoff Dongle Max earns the nod over Nabu Casa Home Assistant Connect ZBT-2 on the strength of price, power, and connectivity. It wins the broader comparison through price, power, and connectivity, while zigbee router and amplifier gain helps confirm the result. You should still consider Nabu Casa Home Assistant Connect ZBT-2 if rating matters more than raw overall balance. That is why the final call still favors Sonoff Dongle Max.
| Feature | Nabu Casa Home Assistant Connect ZBT-2 | Sonoff Dongle Max | Winner |
|---|---|---|---|
| Price | $65.00 | €45.02 | Sonoff Dongle Max |
| Rating | 4.8 | 4.4 | Nabu Casa Home Assistant Connect ZBT-2 |
| Power | USB | USB, PoE | Sonoff Dongle Max |
| Connectivity | USB | USB, Ethernet, 2.4 GHz WiFi | Sonoff Dongle Max |
| Zigbee Router | NO | YES | Sonoff Dongle Max |
| Amplifier Gain | 10 dBm | +20dBm | Sonoff Dongle Max |
| Antenna Gain | +4.16dBi | +5dBi | Sonoff Dongle Max |
| Dual Network | NO | Experimental | Sonoff Dongle Max |
| Warranty | 1 year | 1 year | Tie |
| Zigbee Chip Model | EFR32MG24 | EFR32MG24 | Tie |
| Z-Wave Controller | NO | NO | Tie |
| Thread Border Router | YES | YES | Tie |
$65.00
- + Rating: 4.8
- - Price: $65.00 vs €45.02
- - Power: USB vs USB, PoE
Winner
€45.02
- + Price: €45.02
- + Power: USB, PoE
- + Connectivity: USB, Ethernet, 2.4 GHz WiFi
- - Rating: 4.4 vs 4.8
Frequently Asked Questions
Which is better overall: Nabu Casa Home Assistant Connect ZBT-2 or Sonoff Dongle Max?
Sonoff Dongle Max has the stronger overall profile in this comparison, especially for price, power, and connectivity.
What is the biggest difference between Nabu Casa Home Assistant Connect ZBT-2 and Sonoff Dongle Max?
Price is one of the clearest differences: Nabu Casa Home Assistant Connect ZBT-2 lists $65.00, while Sonoff Dongle Max lists €45.02.
Which one looks better on price?
Nabu Casa Home Assistant Connect ZBT-2 is listed at $65.00, while Sonoff Dongle Max is listed at €45.02. Sonoff Dongle Max (better spec).
Who should buy Nabu Casa Home Assistant Connect ZBT-2?
Choose Nabu Casa Home Assistant Connect ZBT-2 if your priority is rating and that matters more than price.
Who should buy Sonoff Dongle Max?
Choose Sonoff Dongle Max if your priority is price and power and that matters more than rating.
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