Product comparison · 2 motion detectors

Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White vs Samsung 3XGP-U999SJVLBEA motion detector Wireless Wall White

10specifications compared
6differ
4identical
28known for one product only

Key differences

The Samsung 3XGP-U999SJVLBEA 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 10 m more detection distance than the Samsung 3XGP-U999SJVLBEA motion detector Wireless Wall White (15 m vs 5 m). The Dahua Technology DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White has 49.4 mm more width than the Samsung 3XGP-U999SJVLBEA motion detector Wireless Wall White (106 mm vs 56.6 mm).

Detection angle
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:90°
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:120°
Detection distance
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:15 m
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:5 m
Width
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:106 mm
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:56.6 mm
Depth
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:94 mm
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:55.7 mm
Height
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:211 mm
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:50.2 mm
Weight
- DHI-ARD2251E-W2 motion detector Passive infrared (PIR) sensor/Microwave sensor Wireless Wall White:651 g
- 3XGP-U999SJVLBEA motion detector Wireless Wall White:95 g

Side by side

Differences highlightedShow differences only

Comparison of DHI-ARD2251E-W2, 3XGP-U999SJVLBEA
38 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 Samsung 3XGP-U999SJVLBEA motion detector Wireless Wall White Model 3XGP-U999SJVLBEA View product
Features1 differ
Mounting type	Wall	Wall
PlacementKnown for one	Indoor, Outdoor	Unknown — not stated by the source
LED indicatorsKnown for one	Alarm	Unknown — not stated by the source
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
Mobile operating systems supportedKnown for one	Unknown — not stated by the source	Android, iOS
CompatibilityKnown for one	Unknown — not stated by the source	SmartThings Hub Bixby, Alexa, Google Assistant
Security1 differ
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 distanceDiffers	15 m	5 m
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
Poweridentical
Power source type	Battery	Battery
Battery typeKnown for one	CR123A	Unknown — not stated by the source
Number of batteries supportedKnown for one	4	Unknown — not stated by the source
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 & dimensions4 differ
WidthDiffers	106 mm	56.6 mm
DepthDiffers	94 mm	55.7 mm
HeightDiffers	211 mm	50.2 mm
WeightDiffers	651 g	95 g
Packaging dataidentical
Package widthKnown for one	251 mm	Unknown — not stated by the source
Package depthKnown for one	116 mm	Unknown — not stated by the source
Package heightKnown for one	119 mm	Unknown — not stated by the source
Package weightKnown for one	860 g	Unknown — not stated by the source
Quantity per packKnown for one	Unknown — not stated by the source	3 pc(s)
Packaging contentidentical
Mounting bracket(s) includedKnown for one	Unknown — not stated by the source	Yes
Safety sheetKnown for one	Unknown — not stated by the source	Yes
Batteries includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes

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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