Nabu Casa Home Assistant Connect ZBT-2 vs Sonoff ZBDongle-E

Updated April 2026

Data from Amazon and official Nabu Casa and Sonoff sites.

2026 verdict

In 2026, Sonoff ZBDongle-E is the better overall pick. Its clearest strengths are price, warranty, and zigbee router, and it still looks stronger on amplifier gain. Pick Nabu Casa Home Assistant Connect ZBT-2 only when rating, thread border router, and antenna gain is the deciding factor for your setup. In practical terms, Sonoff ZBDongle-E is the easier product to recommend.

Nabu Casa

Nabu Casa Home Assistant Connect ZBT-2

$65.00

BUY NOW

Winner

Sonoff

Sonoff ZBDongle-E

$26.99

BUY NOW

Feature	Nabu Casa Home Assistant Connect ZBT-2	Sonoff ZBDongle-E	Winner
Price	$65.00	$26.99	Sonoff ZBDongle-E
Rating	4.8	4.6	Nabu Casa Home Assistant Connect ZBT-2
Warranty	1 year	2 years	Sonoff ZBDongle-E
Zigbee Router	NO	YES	Sonoff ZBDongle-E
Thread Border Router	YES	NO	Nabu Casa Home Assistant Connect ZBT-2
Amplifier Gain	10 dBm	+20dBm	Sonoff ZBDongle-E
Antenna Gain	+4.16dBi	2 dBi	Nabu Casa Home Assistant Connect ZBT-2
Zigbee Chip Model	EFR32MG24	EFR32MG21	Different strengths
Power	USB	USB	Tie
Connectivity	USB	USB	Tie
Z-Wave Controller	NO	NO	Tie
Matter Bridge	NO	NO	Tie

Nabu Casa

Nabu Casa Home Assistant Connect ZBT-2

$65.00

BUY NOW

+ Rating: 4.8
+ Thread Border Router: YES
+ Antenna Gain: +4.16dBi
- Price: $65.00 vs $26.99
- Warranty: 1 year vs 2 years

Winner

Sonoff

Sonoff ZBDongle-E

$26.99

BUY NOW

+ Price: $26.99
+ Warranty: 2 years
+ Zigbee Router: YES
- Rating: 4.6 vs 4.8
- Thread Border Router: NO vs YES

Frequently Asked Questions (FAQ)

Which is better overall: Nabu Casa Home Assistant Connect ZBT-2 or Sonoff ZBDongle-E?: Sonoff ZBDongle-E has the stronger overall profile in this comparison, especially for price, warranty, and zigbee router.
What is the biggest difference between Nabu Casa Home Assistant Connect ZBT-2 and Sonoff ZBDongle-E?: Price is one of the clearest differences: Nabu Casa Home Assistant Connect ZBT-2 lists $65.00, while Sonoff ZBDongle-E lists $26.99.
Which one looks better on price?: Nabu Casa Home Assistant Connect ZBT-2 is listed at $65.00, while Sonoff ZBDongle-E is listed at $26.99. Sonoff ZBDongle-E (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 thread border router and that matters more than price.
Who should buy Sonoff ZBDongle-E?: Choose Sonoff ZBDongle-E if your priority is price and warranty and that matters more than rating.

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