Product comparison · 2 motion detectors

Dahua Technology ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White vs Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White

6specifications compared
3differ
3identical
18known for one product only

Key differences

The Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White has 551 g more weight than the Dahua Technology ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White (651 g vs 100 g). Mounting type: Ceiling/wall on the Dahua Technology ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White, Wall on the Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White. Operating temperature (T-T): -10 - 50 °C on the Dahua Technology ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White, -25 - 60 °C on the Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White.

Mounting type
- ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White:Ceiling/wall
- ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White:Wall
Operating temperature (T-T)
- ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White:-10 - 50 °C
- ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White:-25 - 60 °C
Weight
- ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White:100 g
- ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White:651 g

Side by side

Differences highlightedShow differences only

Comparison of ARD1611-W, ARD2251E-W2(868)
24 specifications	A Dahua Technology ARD1611-W motion detector Passive infrared (PIR) sensor Wireless Ceiling/wall White Model ARD1611-W View product	B Dahua Technology ARD2251E-W2(868) Passive infrared (PIR) sensor Wireless Wall White Model ARD2251E-W2(868) View product
Features1 differ
Mounting typeDiffers	Ceiling/wall	Wall
Light sensitivityKnown for one	6500 lx	Unknown — not stated by the source
CertificationKnown for one	CE, FCC, MABISZ	Unknown — not stated by the source
Securityidentical
Transmit powerKnown for one	10 dBmW	Unknown — not stated by the source
Detection distanceKnown for one	10 m	Unknown — not stated by the source
Operating frequencyKnown for one	433/868 MHz	Unknown — not stated by the source
Transmission distanceKnown for one	150 m	Unknown — not stated by the source
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery typeKnown for one	CR123A	Unknown — not stated by the source
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Operational conditions1 differ
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Operating temperature (T-T)Differs	-10 - 50 °C	-25 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-25 - 60 °C
Weight & dimensions1 differ
WidthKnown for one	52 mm	Unknown — not stated by the source
DepthKnown for one	35 mm	Unknown — not stated by the source
HeightKnown for one	99 mm	Unknown — not stated by the source
WeightDiffers	100 g	651 g
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	116 mm
Package depthKnown for one	Unknown — not stated by the source	119 mm
Package heightKnown for one	Unknown — not stated by the source	251 mm
Package weightKnown for one	Unknown — not stated by the source	890 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.

More motion detector comparisons

All motion detector comparisons