Data from Amazon and official Meross and Shelly sites.
2026 verdict
In 2026, the recommendation leans toward Shelly BLU Door/Window ZB over Meross Smart Multi-Function Door Sensor MS220H, driven by warranty, battery life, and connectivity.
The comparison tilts its way because of warranty, battery life, and connectivity, with sensors keeping it in front. There is still a case for Meross Smart Multi-Function Door Sensor MS220H, but mainly if weather resistance and integrations are what you value most. As a general recommendation, Shelly BLU Door/Window ZB comes out on top.
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| Feature | Meross Smart Multi-Function Door Sensor MS220H | Shelly BLU Door/Window ZB | Winner |
|---|---|---|---|
| Warranty | 1 year | 2 years | Shelly BLU Door/Window ZB |
| Weather Resistance | IP66 | NO | Meross Smart Multi-Function Door Sensor MS220H |
| Battery Life | 3 years | 5 years | Shelly BLU Door/Window ZB |
| Connectivity | Bluetooth | Bluetooth, Zigbee | Shelly BLU Door/Window ZB |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter | Google Home, Alexa, Samsung SmartThings, Home Assistant | Meross Smart Multi-Function Door Sensor MS220H |
| Sensors | Door & Window Open/Close | Door & Window Open/Close, Light | Shelly BLU Door/Window ZB |
| Alerts | Door & Window Open/Close Alerts | Door & Window Open/Close Alerts, Low Battery Alerts | Tie |
$22.99
- + Weather Resistance: IP66
- + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- - Warranty: 1 year vs 2 years
- - Battery Life: 3 years vs 5 years
Winner
Currently unavailable on Amazon USA
- + Warranty: 2 years
- + Battery Life: 5 years
- + Connectivity: Bluetooth, Zigbee
- - Weather Resistance: NO vs IP66
- - Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
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.
- Meross Smart Multi-Function Door Sensor MS220H
- Shelly BLU Door/Window ZB
Loading price history...
Frequently Asked Questions
Which is better overall: Meross Smart Multi-Function Door Sensor MS220H or Shelly BLU Door/Window ZB?
Shelly BLU Door/Window ZB has the stronger overall profile in this comparison, especially for warranty, battery life, and connectivity.
What is the biggest difference between Meross Smart Multi-Function Door Sensor MS220H and Shelly BLU Door/Window ZB?
Warranty is one of the clearest differences: Meross Smart Multi-Function Door Sensor MS220H lists 1 year, while Shelly BLU Door/Window ZB lists 2 years.
Who should buy Meross Smart Multi-Function Door Sensor MS220H?
Choose Meross Smart Multi-Function Door Sensor MS220H if your priority is weather resistance and integrations and that matters more than warranty.
Who should buy Shelly BLU Door/Window ZB?
Choose Shelly BLU Door/Window ZB if your priority is warranty and battery life and that matters more than weather resistance.
Full comparison table
Compare all 30 Door & Window Sensors side by side
You are looking at two of them. The full table lines up all Door & Window Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.
- 30 Door & Window Sensors
- 40 specs compared
- 35 filters
RingWindow and Door Contact Sensor (2nd gen)
$14.99
EufyEntry Sensor
17% OFF$29.99$24.99
PhilipsHue Secure Contact Sensor
$39.99
YoLinkLoRa Smart Outdoor Contact Sensor
20% OFF
$24.99$19.99
YoLinkSolar Outdoor Door Sensor
20% OFF$31.99$25.59
AeotecMultipurpose Sensor
$38.99
ShellyBLU Door/Window ZB
AqaraDoor and Window Sensor
20% OFF$17.99$14.39
RingOutdoor Contact Sensor
SwitchBotContact Sensor
15% OFF$15.99$13.59
EufyEntry Sensor E20
$29.99
SonoffSenseGuard DW Gen2
€40.91
EcobeeSmartSensor for Doors & Windows
17% OFF$59.99$49.99
AeotecDoor Window Sensor 7
CentraliteMicro Door Sensor
EveDoor & Window
32% OFF$43.95$29.95
HeimanWindow Door Alarm
ArloAll-in-One Sensor
7% OFF$29.99$27.90
SonoffSNZB-04P ZigBee Door/Window Sensor
SonoffDW2-WIFI
Door & Window SensorsMerossSmart Door and Window Sensor
3.0(35)- Door & Window SensorsMeross
Smart Multi-Function Door Sensor MS220H
$22.99 
Energy MonitorsMerossEM06P
4.2(143)€93.46
Energy MonitorsMerossEM16P
4.3(46)$199.99
Garage Door OpenersMerossMSG100 Smart Garage Door Opener
4.2(6,697)15% OFF$49.99$42.49
HubsMerossMatter Smart Hub Pro MSH450P
14% OFF$34.99$29.99
HubsMerossSmart Wi-Fi Hub MSH400HK
4.4(45)€19.99
HubsMerossSmart Wi-Fi Hub MSH450
4.2(192)€24.99
LED BulbsMerossSmart Wi-Fi LED Bulb
4.0(793)
LED BulbsMerossSmart Wi-Fi LED Bulb with Dimmable Light
4.2(341)
PlugsMerossMatter Smart Plug Mini
4.2(217)
PlugsMerossOutdoor Smart Plug (3 Sockets)
4.4(4,759)10% OFF$30.99$27.89
PlugsMerossOutdoor Smart Plug
4.4(3,956)15% OFF$25.99$22.09
PlugsMerossSmart Wi-Fi Plug
4.3(3,153)
Presence SensorsMerossPresence Sensor MS605
3.1(88)6% OFF$27.59$25.99
Presence SensorsMerossSmart Presence Sensor
3.7(121)$33.99
Radiator ValvesMerossSmart Thermostat Valve
3.8(980)€66.93
RelaysMerossMatter Smart DIY Switch with Energy Monitor
4.4(2,764)€19.99
Temperature & Humidity SensorsMerossSmart Multi-Function Hygrometer & Thermometer MS120H
$22.99
Temperature & Humidity SensorsMerossSmart Temperature and Humidity Sensor
3.6(86)
CamerasShellyCamera
DisplaysShellyWall Display X1i
€188.90
DisplaysShellyWall Display XL
4.1(64)20% OFF$349.99$279.99
DisplaysShellyWall Display
4.4(434)€128.24
Door & Window SensorsShellyBLU Door/Window Outdoor ZB
- Door & Window SensorsShelly
BLU Door/Window ZB
4.5(40) 
Energy MonitorsShelly3EM-63W Gen3
4.6(137)16% OFF€71.28€59.99
Energy MonitorsShellyEM Gen3
4.6(268)20% OFF$69.99$55.99
Energy MonitorsShellyEM Gen4
3% OFF€67.00€65.12
Energy MonitorsShellyEM Mini Gen4
4.5(135)20% OFF$24.99$19.99
Energy MonitorsShellyPro 3EM 3CT63
4.4(347)20% OFF$150.99$120.79
Energy MonitorsShellyPro 3EM-400
4.3(21)20% OFF$329.99$263.99
Energy MonitorsShellyPro 3EM v2
4.5(78)$154.99
Energy MonitorsShellyPro EM-50
4.6(952)$119.99
Gas DetectorsShellyGAS (CNG)
4.2(45)14% OFF€64.99€55.84
Gas DetectorsShellyGAS (LPG)
LED BulbsShellyMulticolor Bulb E27 Gen3
4.2(29)€9.90
Motion SensorsShellyBLU Motion ZB
4.5(43)$26.99
Motion SensorsShellyBlu Motion
4.0(1,034)
PlugsShellyPlug M Gen3
4.5(791)€12.90