Product comparison · 2 motion detectors

Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White vs Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White

19specifications compared
16differ
3identical
17known for one product only

Key differences

The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 3 m more detection distance than the Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White (15 m vs 12 m). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 46 mm more width than the Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White (106 mm vs 60 mm). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 48 mm more depth than the Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White (94 mm vs 46 mm). LED indicators: Yes on the Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White, Alarm on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White. Housing material: Acrylonitrile butadiene styrene (ABS) on the Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White, Polycarbonate (PC) on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White.

LED indicators
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:Yes
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Alarm
Connectivity technology
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:Wired
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Wireless
Detection distance
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:12 m
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:15 m
Power source type
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:DC
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Battery
Operating relative humidity (H-H)
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:0 - 95%
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:10 - 90%
Operating temperature (T-T)
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:-10 - 55 °C
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:-25 - 60 °C
Width
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:60 mm
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:106 mm
Depth
- DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White:46 mm
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:94 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-ARD2235, DHI-ARD2251E-W2
36 specifications	A Dahua Technology DHI-ARD2235 motion detector Infrared & microwave sensor Wired Wall White Model DHI-ARD2235 View product	B Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White Model DHI-ARD2251E-W2 View product
Features2 differ
PlacementKnown for one	Unknown — not stated by the source	Indoor, Outdoor
LED indicatorsDiffers	Yes	Alarm
Security algorithmsKnown for one	Unknown — not stated by the source	128-bit AES
Housing materialDiffers	Acrylonitrile butadiene styrene (ABS)	Polycarbonate (PC)
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP66
LED colourKnown for one	Unknown — not stated by the source	Green
CertificationKnown for one	CE	Unknown — not stated by the source
Security3 differ
Sensor typeDiffers	Infrared & microwave sensor	Passive infrared (PIR) sensor/Microwave sensor
Connectivity technologyDiffers	Wired	Wireless
Transmit powerKnown for one	Unknown — not stated by the source	10 dBmW
Alarm functionKnown for one	Unknown — not stated by the source	Yes
Detection distanceDiffers	12 m	15 m
InterfaceKnown for one	Unknown — not stated by the source	RF
Operating frequencyKnown for one	Unknown — not stated by the source	433.1 - 434.6 MHz
Transmission distanceKnown for one	Unknown — not stated by the source	1200 m
Pet immunity (max)Known for one	25 kg	Unknown — not stated by the source
Power1 differ
Power source typeDiffers	DC	Battery
Battery typeKnown for one	Unknown — not stated by the source	CR123A
Number of batteries supportedKnown for one	Unknown — not stated by the source	4
Power consumptionKnown for one	30 mA	Unknown — not stated by the source
Input voltageKnown for one	9 - 16 V	Unknown — not stated by the source
Power consumption (typical)Known for one	0.48 W	Unknown — not stated by the source
Operational conditions2 differ
Operating relative humidity (H-H)Differs	0 - 95%	10 - 90%
Operating temperature (T-T)Differs	-10 - 55 °C	-25 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-25 - 60 °C
Weight & dimensions4 differ
WidthDiffers	60 mm	106 mm
DepthDiffers	46 mm	94 mm
HeightDiffers	120 mm	211 mm
WeightDiffers	165 g	651 g
Packaging data4 differ
Package widthDiffers	82 mm	251 mm
Package depthDiffers	50 mm	116 mm
Package heightDiffers	133 mm	119 mm
Package weightDiffers	176 g	860 g

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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