Updated September 2026
Data from Amazon and official Sonoff site.
2026 verdict
Across the 2026 comparison, Sonoff SNZB-02WD earns the nod over Sonoff SNZB-02UL AirGuard E-Ink TH on the strength of price.
It builds its lead on price, then backs it up with a stronger showing on its broader overall balance. Choose Sonoff SNZB-02UL AirGuard E-Ink TH only if rating matters more to you than the broader advantage from Sonoff SNZB-02WD. That is why the final call still favors Sonoff SNZB-02WD.
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Winner
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| Feature | Sonoff SNZB-02UL AirGuard E-Ink TH | Sonoff SNZB-02WD | Winner |
|---|---|---|---|
| Price | $24.90 | $19.90 | Sonoff SNZB-02WD |
| Rating | 4.9 | 4.4 | Sonoff SNZB-02UL AirGuard E-Ink TH |
| Warranty | 2 years | 2 years | Tie |
| Connectivity | Zigbee | Zigbee | Tie |
| Screen | YES | YES | Tie |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Tie |
| Sensors | Temperature, Humidity | Temperature, Humidity | Tie |
| Alerts | Temperature Alerts, Humidity Alerts | Temperature Alerts, Humidity Alerts | Tie |
- + Rating: 4.9
- - Price: $24.90 vs $19.90
Winner
- + Price: $19.90
- - Rating: 4.4 vs 4.9
Price history compared
Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.
- Sonoff SNZB-02UL AirGuard E-Ink TH
- Sonoff SNZB-02WD
Loading price history...
Frequently Asked Questions
Which is better overall: Sonoff SNZB-02UL AirGuard E-Ink TH or Sonoff SNZB-02WD?
Sonoff SNZB-02WD has the stronger overall profile in this comparison, especially for price.
What is the biggest difference between Sonoff SNZB-02UL AirGuard E-Ink TH and Sonoff SNZB-02WD?
Price is one of the clearest differences: Sonoff SNZB-02UL AirGuard E-Ink TH lists $24.90, while Sonoff SNZB-02WD lists $19.90.
Which one looks better on price?
Sonoff SNZB-02UL AirGuard E-Ink TH is listed at $24.90, while Sonoff SNZB-02WD is listed at $19.90. Sonoff SNZB-02WD (better spec).
Who should buy Sonoff SNZB-02UL AirGuard E-Ink TH?
Choose Sonoff SNZB-02UL AirGuard E-Ink TH if your priority is rating and that matters more than price.
Who should buy Sonoff SNZB-02WD?
Choose Sonoff SNZB-02WD if your priority is price and that matters more than rating.
Full comparison table
Compare all 36 Temperature & Humidity Sensors side by side
You are looking at two of them. The full table lines up all Temperature & Humidity Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 36 Temperature & Humidity Sensors
- 43 specs compared
- 39 filters
- Sonoff
SNZB-02UL AirGuard E-Ink TH
$24.90 
YoLinkSmart Wireless Thermometer Hygrometer
10% OFF$16.14$14.48
GoogleNest Temperature Sensor
$39.00
EcobeeSmartSensor
$98.20
SwitchBotMeter Pro
$19.99
SwitchBotMeter Plus
15% OFF$17.99$15.29
GoveeHygrometer Thermometer H5104
$13.99
AeotecMultipurpose Sensor
$38.99
X-SenseSmart WiFi Indoor Thermometer
23% OFF$14.99$11.49
X-SenseSTH0B Smart Thermometer Hygrometer
23% OFF$14.99$11.49
GoogleNest Temperature Sensor (2nd gen)
$39.98
SonoffSNZB-02DR2 AirGuard TH
$14.90- Sonoff
SNZB-02WD
$19.90 
SonoffSNZB-02M AirGuard TH Pressure Sensor
$19.90
ShellyBLU H&T ZB
$22.99
ShellyBLU H&T Display ZB
$25.99
SensiEmerson Room Sensor
$45.88
SwitchBotMeter
$13.99
SwitchBotIndoor/Outdoor Thermo-Hygrometer
15% OFF$14.99$12.74
AqaraTemperature and Humidity Sensor
$19.98
Air Quality MonitorsSonoffSAWF-07P Air Quality Monitor
3.7(192)$39.90
Air Quality MonitorsSonoffSAWF-08P Air Quality Monitor
4.3(168)$49.90
CamerasSonoffCAM GlassView
4.6(26)$34.90
CamerasSonoffCam Outdoor DUO
$79.90
CamerasSonoffCam Slim Gen2
4.4(173)$19.90
CamerasSonoffGK-200MP2-B
4.0(149)30% OFF$9.99$6.99
DisplaysSonoffNSPanel Pro Gen2
3.4(11)€149.90
DisplaysSonoffNSPanel Pro
4.1(73)$129.90
DonglesSonoffDongle Lite MG21
4.5(444)$24.90
DonglesSonoffDongle Max
4.3(603)
DonglesSonoffDongle Plus MG24
4.7(680)$35.90
DonglesSonoffDongle Plus PP10
4.6(95)$35.90
DonglesSonoffDongle-PZG23
4.6(174)$39.90
DonglesSonoffZ-Wave 800 PoE Dongle Max
4.4(22)$44.90
DonglesSonoffZBDongle-E
4.6(3,731)$24.90
DonglesSonoffZBDongle-P
4.6(5,668)17% OFF$39.99$33.39
Door & Window SensorsSonoffDW2-WIFI
3.8(1,057)$12.23
Door & Window SensorsSonoffSNZB-04 ZigBee Wireless Door/Window Sensor
3.7(101)$17.99
Door & Window SensorsSonoffSNZB-04P ZigBee Door/Window Sensor
4.0(13)$18.99
Door & Window SensorsSonoffSenseGuard DW Gen2
4.4(195)