Product comparison · 2 network video recorders (nvr)

Dahua Technology N42B2P3 network video recorder 1U Black vs Imou Wireless recorder 4 channel

14specifications compared
8differ
6identical
44known for one product only

Key differences

Video input channels
- N42B2P3 network video recorder 1U Black:8 channels
- Wireless recorder 4 channel:4 channels
Maximum resolution
- N42B2P3 network video recorder 1U Black:3840 x 2160 pixels
- Wireless recorder 4 channel:1920 x 1080 pixels
USB 2.0 ports quantity
- N42B2P3 network video recorder 1U Black:1
- Wireless recorder 4 channel:2
Operating temperature (T-T)
- N42B2P3 network video recorder 1U Black:-10 - 55 °C
- Wireless recorder 4 channel:-10 - 45 °C
Width
- N42B2P3 network video recorder 1U Black:375 mm
- Wireless recorder 4 channel:260.3 mm
Depth
- N42B2P3 network video recorder 1U Black:327.5 mm
- Wireless recorder 4 channel:247.3 mm
Height
- N42B2P3 network video recorder 1U Black:53 mm
- Wireless recorder 4 channel:44.7 mm
Weight
- N42B2P3 network video recorder 1U Black:2.6 kg
- Wireless recorder 4 channel:824 g

Side by side

Differences highlightedShow differences only

Comparison of N42B2P3, Wireless recorder 4 channel
58 specifications	A Dahua Technology N42B2P3 network video recorder 1U Black Model N42B2P3 View product	B Imou Wireless recorder 4 channel View product
Performance2 differ
Video input channelsDiffers	8 channels	4 channels
Alarm input channelsKnown for one	4	Unknown — not stated by the source
Maximum resolutionDiffers	3840 x 2160 pixels	1920 x 1080 pixels
Supported resolutionsKnown for one	3840 x 2160, 1920 x 1080, 1280 x 1024, 1280 x 720, 1024 x 768	Unknown — not stated by the source
Number of usersKnown for one	128 user(s)	Unknown — not stated by the source
Two-way talk	Yes	Yes
Video motion detection	Yes	Yes
Video loss detectionKnown for one	Yes	Unknown — not stated by the source
Video formats supportedKnown for one	H.264, H.265, M-JPEG	Unknown — not stated by the source
Recording timeKnown for one	120 min	Unknown — not stated by the source
Video recording modesKnown for one	Unknown — not stated by the source	720p, 1080p
Multi-screenKnown for one	Unknown — not stated by the source	Yes
Backup functionKnown for one	Unknown — not stated by the source	Yes
Recording modesKnown for one	Unknown — not stated by the source	Manual, Schedule
Audio systemKnown for one	Unknown — not stated by the source	2-way
Hard driveidentical
Number of HDDs supportedKnown for one	2	Unknown — not stated by the source
Total installed storage capacityKnown for one	3 TB	Unknown — not stated by the source
Maximum storage capacityKnown for one	Unknown — not stated by the source	8 TB
HDD interfaceKnown for one	Unknown — not stated by the source	Serial ATA
Ports & interfaces1 differ
Ethernet LAN (RJ-45) ports	1	1
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Power over Ethernet (PoE) ports quantityKnown for one	8	Unknown — not stated by the source
HDMI ports quantity	1	1
USB 2.0 ports quantityDiffers	1	2
VGA (D-Sub) output ports	1	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	1	Unknown — not stated by the source
Supported network protocolsKnown for one	HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search	Unknown — not stated by the source
Audio RCA inputsKnown for one	Unknown — not stated by the source	1
Audio RCA outputsKnown for one	Unknown — not stated by the source	1
Internal SATA ports quantityKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Featuresidentical
Rack mountingKnown for one	Yes	Unknown — not stated by the source
Rack capacityKnown for one	1U	Unknown — not stated by the source
Product colour	Black	Black
LED indicatorsKnown for one	Unknown — not stated by the source	HDD, Network, Power
Processoridentical
Built-in processorKnown for one	Yes	Unknown — not stated by the source
Processor coresKnown for one	4	Unknown — not stated by the source
Poweridentical
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power over Ethernet (PoE) power per portKnown for one	25.5 W	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	10 W
Output currentKnown for one	Unknown — not stated by the source	1.5 A
Output voltageKnown for one	Unknown — not stated by the source	12 V
Operational conditions1 differ
Operating temperature (T-T)Differs	-10 - 55 °C	-10 - 45 °C
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensions4 differ
WidthDiffers	375 mm	260.3 mm
DepthDiffers	327.5 mm	247.3 mm
HeightDiffers	53 mm	44.7 mm
WeightDiffers	2.6 kg	824 g
Package weightKnown for one	4 kg	Unknown — not stated by the source
Wireless LAN featuresidentical
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	LAN (RJ-45)
Quick installation guideKnown 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.

Dahua Technology N42B2P3 network video recorder 1U Black vs Imou Wireless recorder 4 channel

Key differences

Side by side

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