Product comparison · 2 digital video recorders (dvr)

Dahua Technology XVR1B04H-I/T + 4 HAC-B2A51 vs Dahua Technology XVR1B08-I/8-B2A21N-U Black

68specifications compared
22differ
46identical
16known for one product only

Key differences

Maximum video resolution
- XVR1B04H-I/T + 4 HAC-B2A51:2592 x 1944 pixels
- XVR1B08-I/8-B2A21N-U Black:1920 x 1080 pixels
Audio system
- XVR1B04H-I/T + 4 HAC-B2A51:2-way
- XVR1B08-I/8-B2A21N-U Black:1-way
Bit rate
- XVR1B04H-I/T + 4 HAC-B2A51:6144 Kbit/s
- XVR1B08-I/8-B2A21N-U Black:32 Kbit/s
Channels quantity
- XVR1B04H-I/T + 4 HAC-B2A51:6 channels
- XVR1B08-I/8-B2A21N-U Black:10 channels
Input bandwidth
- XVR1B04H-I/T + 4 HAC-B2A51:32 Mbit/s
- XVR1B08-I/8-B2A21N-U Black:40 Mbit/s
Multi-display modes
- XVR1B04H-I/T + 4 HAC-B2A51:1, 4, 6
- XVR1B08-I/8-B2A21N-U Black:1, 4, 8, 9, 16
Network connection type
- XVR1B04H-I/T + 4 HAC-B2A51:RJ-45
- XVR1B08-I/8-B2A21N-U Black:Ethernet port, RJ-45
Total bandwidth
- XVR1B04H-I/T + 4 HAC-B2A51:32 Mbit/s
- XVR1B08-I/8-B2A21N-U Black:40 Mbit/s

Side by side

Differences highlightedShow differences only

Comparison of XVR1B04H-I/T + 4 HAC-B2A51, XVR1B08-I/8-B2A21N-U
84 specifications	A Dahua Technology XVR1B04H-I/T + 4 HAC-B2A51 View product	B Dahua Technology XVR1B08-I/8-B2A21N-U Black Model XVR1B08-I/8-B2A21N-U View product
Performance9 differ
Maximum video resolutionDiffers	2592 x 1944 pixels	1920 x 1080 pixels
Video capturing speed (NTSC)Known for one	Unknown — not stated by the source	30 fps
Video capturing speed (PAL)Known for one	Unknown — not stated by the source	30 fps
Audio systemDiffers	2-way	1-way
Bit rateDiffers	6144 Kbit/s	32 Kbit/s
Channels quantityDiffers	6 channels	10 channels
ClassKnown for one	Unknown — not stated by the source	Desktop
Input bandwidthDiffers	32 Mbit/s	40 Mbit/s
Maximum frame rateKnown for one	Unknown — not stated by the source	30 fps
Multi-display modesDiffers	1, 4, 6	1, 4, 8, 9, 16
Network connection typeDiffers	RJ-45	Ethernet port, RJ-45
Product colourKnown for one	Unknown — not stated by the source	Black
Total bandwidthDiffers	32 Mbit/s	40 Mbit/s
Compatible operating systemsDiffers	Embedded Linux; Web; Local GUI; iOS; Android; Chrome; IE; Safari; Edge; Firefox	Embedded Linux
Audio formats supportedKnown for one	G.711, G.711u, PCM	Unknown — not stated by the source
InternalKnown for one	No	Unknown — not stated by the source
Remote viewingKnown for one	Yes	Unknown — not stated by the source
Video1 differ
Video resolutionsDiffers	1920 x 1080,1280 x 1024,1280 x 720,2592 x 1944,2304 x 1296	1920 x 1080,1280 x 1024,1280 x 720
Ports & interfaces4 differ
Video input channelsDiffers	6 channels	8 channels
BNC input portsDiffers	4	8
Audio inputDiffers	1-channel RCA; 4-channel BNC (Coaxial Audio)	1-channel RCA \| 8-channel BNC (Coaxial Audio)
Video inDiffers	4 BNC ports, supports HDCVI/AHD/TVI/CVBS auto-detect	8 BNC ports, supports HDCVI/AHD/TVI/CVBS auto-detect
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Network1 differ
Ethernet LAN data ratesDiffers	100,1000 Mbit/s	100 Mbit/s
Hard drive2 differ
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
Maximum HDD capacityDiffers	16 TB	6 TB
Media types supportedDiffers	SATA	USB device and network
Power1 differ
AC input voltageKnown for one	Unknown — not stated by the source	12 DC
Power consumption (max)Known for one	Unknown — not stated by the source	7 W
Power consumption (typical)Differs	4 W	7 W
Weight & dimensions2 differ
DepthDiffers	204.3 mm	202.9 mm
WeightDiffers	580 g	560 g
Packaging data1 differ
Package weightDiffers	1.13 kg	960 g
Technical details1 differ
Compliance certificatesKnown for one	Unknown — not stated by the source	CE
Package volumeDiffers	5008.88 cm³	240 cm³
Audio channelsKnown for one	1	Unknown — not stated by the source
Shipping (inner) case gross weightKnown for one	1.13 kg	Unknown — not stated by the source
Featuresidentical
Audible alarm(s)Known for one	Yes	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.

Dahua Technology XVR1B04H-I/T + 4 HAC-B2A51 vs Dahua Technology XVR1B08-I/8-B2A21N-U Black

Key differences

Side by side

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