Product comparison · 2 motion detectors

Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White vs Trust 71170 motion detector Wireless Wall White

13specifications compared
9differ
4identical
22known for one product only

Key differences

The Trust 71170 motion detector Wireless Wall White has 30° more detection angle than the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White (120° vs 90°). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 2 more batteries supported than the Trust 71170 motion detector Wireless Wall White (4 vs 2). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 161 mm more package width than the Trust 71170 motion detector Wireless Wall White (251 mm vs 90 mm). Placement: Indoor, Outdoor on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, Indoor on the Trust 71170 motion detector Wireless Wall White. LED indicators: Alarm on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White, Yes on the Trust 71170 motion detector Wireless Wall White.

Placement
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Indoor, Outdoor
- 71170 motion detector Wireless Wall White:Indoor
LED indicators
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Alarm
- 71170 motion detector Wireless Wall White:Yes
Detection angle
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:90°
- 71170 motion detector Wireless Wall White:120°
Battery type
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:CR123A
- 71170 motion detector Wireless Wall White:AAA
Number of batteries supported
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:4
- 71170 motion detector Wireless Wall White:2
Package width
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:251 mm
- 71170 motion detector Wireless Wall White:90 mm
Package depth
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:116 mm
- 71170 motion detector Wireless Wall White:80 mm
Package height
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:119 mm
- 71170 motion detector Wireless Wall White:140 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-ARD2251E-W2, 71170
35 specifications	A Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White Model DHI-ARD2251E-W2 View product	B Trust 71170 motion detector Wireless Wall White Model 71170 View product
Features3 differ
Mounting type	Wall	Wall
PlacementDiffers	Indoor, Outdoor	Indoor
LED indicatorsDiffers	Alarm	Yes
Product colour	White	White
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
Detection angleDiffers	90°	120°
Housing materialKnown for one	Polycarbonate (PC)	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP66	Unknown — not stated by the source
LED colourKnown for one	Green	Unknown — not stated by the source
Status feedbackKnown for one	Unknown — not stated by the source	Yes
Securityidentical
Sensor typeKnown for one	Passive infrared (PIR) sensor/Microwave sensor	Unknown — not stated by the source
Connectivity technology	Wireless	Wireless
Transmit powerKnown for one	10 dBmW	Unknown — not stated by the source
Alarm functionKnown for one	Yes	Unknown — not stated by the source
Detection distanceKnown for one	15 m	Unknown — not stated by the source
InterfaceKnown for one	RF	Unknown — not stated by the source
Operating frequencyKnown for one	433.1 - 434.6 MHz	Unknown — not stated by the source
Transmission distanceKnown for one	1200 m	Unknown — not stated by the source
Power2 differ
Power source type	Battery	Battery
Battery typeDiffers	CR123A	AAA
Number of batteries supportedDiffers	4	2
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	-25 - 60 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-25 - 60 °C	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	106 mm	Unknown — not stated by the source
DepthKnown for one	94 mm	Unknown — not stated by the source
HeightKnown for one	211 mm	Unknown — not stated by the source
WeightKnown for one	651 g	Unknown — not stated by the source
Packaging data4 differ
Package widthDiffers	251 mm	90 mm
Package depthDiffers	116 mm	80 mm
Package heightDiffers	119 mm	140 mm
Package weightDiffers	860 g	282 g
Package typeKnown for one	Unknown — not stated by the source	Box
Quantity per packKnown for one	Unknown — not stated by the source	1 pc(s)
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Alkaline

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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