Product comparison · 2 motion detectors

Dahua Technology ARD323-W2(868S) Wired Ceiling White vs Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White

20specifications compared
16differ
4identical
17known for one product only

Key differences

The Dahua Technology ARD323-W2(868S) Wired Ceiling White has 1,185 m more detection distance than the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White (1200 m vs 15 m). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 5.8 mm more width than the Dahua Technology ARD323-W2(868S) Wired Ceiling White (106 mm vs 100.2 mm). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 73.2 mm more depth than the Dahua Technology ARD323-W2(868S) Wired Ceiling White (94 mm vs 20.8 mm). Mounting type: Ceiling on the Dahua Technology ARD323-W2(868S) Wired Ceiling White, Wall on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White. Placement: Indoor on the Dahua Technology ARD323-W2(868S) Wired Ceiling White, Indoor, Outdoor on the Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White.

Mounting type
- ARD323-W2(868S) Wired Ceiling White:Ceiling
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Wall
Placement
- ARD323-W2(868S) Wired Ceiling White:Indoor
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Indoor, Outdoor
LED indicators
- ARD323-W2(868S) Wired Ceiling White:Alarm, Yes
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Alarm
Connectivity technology
- ARD323-W2(868S) Wired Ceiling White:Wired
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:Wireless
Detection distance
- ARD323-W2(868S) Wired Ceiling White:1200 m
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:15 m
Operating frequency
- ARD323-W2(868S) Wired Ceiling White:868 - 868.6 MHz
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:433.1 - 434.6 MHz
Operating temperature (T-T)
- ARD323-W2(868S) Wired Ceiling White:-10 - 55 °C
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:-25 - 60 °C
Width
- ARD323-W2(868S) Wired Ceiling White:100.2 mm
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:106 mm

Side by side

Differences highlightedShow differences only

Comparison of ARD323-W2(868S), DHI-ARD2251E-W2
37 specifications	A Dahua Technology ARD323-W2(868S) Wired Ceiling White Model ARD323-W2(868S) 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
Features4 differ
Mounting typeDiffers	Ceiling	Wall
PlacementDiffers	Indoor	Indoor, Outdoor
LED indicatorsDiffers	Alarm, Yes	Alarm
Product colour	White	White
Security algorithmsKnown for one	Unknown — not stated by the source	128-bit AES
Detection angleKnown for one	Unknown — not stated by the source	90°
Housing materialDiffers	Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)	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 typeKnown for one	Unknown — not stated by the source	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	1200 m	15 m
InterfaceKnown for one	Unknown — not stated by the source	RF
Operating frequencyDiffers	868 - 868.6 MHz	433.1 - 434.6 MHz
Transmission distanceKnown for one	Unknown — not stated by the source	1200 m
Tamper protectionKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power source type	Battery	Battery
Battery type	CR123A	CR123A
Number of batteries supportedKnown for one	Unknown — not stated by the source	4
Battery lifeKnown for one	5 year(s)	Unknown — not stated by the source
Power consumption (typical)Known for one	0.125 W	Unknown — not stated by the source
Operational conditions1 differ
Operating relative humidity (H-H)	10 - 90%	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	100.2 mm	106 mm
DepthDiffers	20.8 mm	94 mm
HeightDiffers	20.3 mm	211 mm
WeightDiffers	70 g	651 g
Packaging data4 differ
Package widthDiffers	135 mm	251 mm
Package depthDiffers	98.5 mm	116 mm
Package heightDiffers	27.8 mm	119 mm
Package weightDiffers	115 g	860 g
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Alkaline	Unknown — not stated by the source

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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