Product comparison · 2 video intercom systems

Dahua Technology DHI-VTT201 video intercom system vs Dahua Technology VTH2421FW-P video intercom system

21specifications compared
11differ
10identical
28known for one product only

Key differences

The Dahua Technology DHI-VTT201 video intercom system has 2 W more power consumption (typical) than the Dahua Technology VTH2421FW-P video intercom system (8 W vs 6 W). The Dahua Technology VTH2421FW-P video intercom system has 116.5 mm more width than the Dahua Technology DHI-VTT201 video intercom system (221.5 mm vs 105 mm). The Dahua Technology DHI-VTT201 video intercom system has 25.2 mm more depth than the Dahua Technology VTH2421FW-P video intercom system (46.7 mm vs 21.5 mm). Only the Dahua Technology VTH2421FW-P video intercom system has indoor unit included. Only the Dahua Technology DHI-VTT201 video intercom system has outdoor unit included.

Voice codecs
- DHI-VTT201 video intercom system:G.711
- VTH2421FW-P video intercom system:G.711a, G.711u, PCM
Product colour
- DHI-VTT201 video intercom system:Aluminium
- VTH2421FW-P video intercom system:Black, White
Power consumption (typical)
- DHI-VTT201 video intercom system:8 W
- VTH2421FW-P video intercom system:6 W
Operating relative humidity (H-H)
- DHI-VTT201 video intercom system:10 - 90%
- VTH2421FW-P video intercom system:10 - 95%
Operating temperature (T-T)
- DHI-VTT201 video intercom system:-30 - 60 °C
- VTH2421FW-P video intercom system:-10 - 55 °C
Width
- DHI-VTT201 video intercom system:105 mm
- VTH2421FW-P video intercom system:221.5 mm
Depth
- DHI-VTT201 video intercom system:46.7 mm
- VTH2421FW-P video intercom system:21.5 mm
Height
- DHI-VTT201 video intercom system:180 mm
- VTH2421FW-P video intercom system:119.6 mm

Side by side

Differences highlightedShow differences only

Comparison of DHI-VTT201, VTH2421FW-P
49 specifications	A Dahua Technology DHI-VTT201 video intercom system Model DHI-VTT201 View product	B Dahua Technology VTH2421FW-P video intercom system Model VTH2421FW-P View product
Featuresidentical
Connectivity technology	Wired	Wired
Colour	Yes	Yes
Speakerphone	Yes	Yes
Built-in microphone	Yes	Yes
Number of buttonsKnown for one	2 buttons	Unknown — not stated by the source
Wall mountable	Yes	Yes
Video codecsKnown for one	Unknown — not stated by the source	H.264
Displayidentical
Video formats supportedKnown for one	H.264	Unknown — not stated by the source
Display diagonalKnown for one	Unknown — not stated by the source	17.8 cm (7")
Display technologyKnown for one	Unknown — not stated by the source	LCD/TFT
Display resolutionKnown for one	Unknown — not stated by the source	1024 x 600 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
Night visionidentical
Night visionKnown for one	Yes	Unknown — not stated by the source
Cameraidentical
Megapixel (approx.)Known for one	1.3 MP	Unknown — not stated by the source
Sensor typeKnown for one	CMOS	Unknown — not stated by the source
Optical sensor sizeKnown for one	25.4 / 3 mm (1 / 3")	Unknown — not stated by the source
Audio1 differ
Built-in speaker(s)	Yes	Yes
Number of speakersKnown for one	1	Unknown — not stated by the source
Voice codecsDiffers	G.711	G.711a, G.711u, PCM
Speaker powerKnown for one	Unknown — not stated by the source	1.5 W
Design1 differ
Product colourDiffers	Aluminium	Black, White
IK codeKnown for one	IK08	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP54	Unknown — not stated by the source
Vandal-proofKnown for one	Yes	Unknown — not stated by the source
Outdoor unit housing materialKnown for one	Aluminium	Unknown — not stated by the source
Control typeKnown for one	Buttons	Unknown — not stated by the source
Placement supportedKnown for one	Vertical	Unknown — not stated by the source
Proper useKnown for one	Outdoor	Unknown — not stated by the source
Networkidentical
Ethernet interface type	Fast Ethernet	Fast Ethernet
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Networking standards	IEEE 802.3af	IEEE 802.3af
Supported network protocols	TCP/IP	TCP/IP
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Softwareidentical
Operating system installedKnown for one	Linux	Unknown — not stated by the source
Power1 differ
Outdoor unit power typeKnown for one	DC	Unknown — not stated by the source
Power consumption (typical)Differs	8 W	6 W
Indoor unit power typeKnown for one	Unknown — not stated by the source	DC
Power consumption (standby)Known for one	Unknown — not stated by the source	4 W
Operational conditions2 differ
Operating relative humidity (H-H)Differs	10 - 90%	10 - 95%
Operating temperature (T-T)Differs	-30 - 60 °C	-10 - 55 °C
Weight & dimensions4 differ
WidthDiffers	105 mm	221.5 mm
DepthDiffers	46.7 mm	21.5 mm
HeightDiffers	180 mm	119.6 mm
WeightDiffers	900 g	350 g
Packaging data2 differ
Indoor unit includedDiffers	No	Yes
Outdoor unit includedDiffers	Yes	No
Technical detailsidentical
CertificationKnown for one	Unknown — not stated by the source	EN 60950-1:2006 + A11:2009 + A1:2010 + A12:2011 + A2:2013 IEC 60950-1:2005 (Second Edition); Am1:2009 + Am2:2013 FCC CFR 47 Part 15 subpart B EN 55032:2015; EN 610003 2:2014; EN 61000 3 3:2013; EN 55024:2010/A1:2015; EN 55035:2017; EN 50130 4:2011/A1:2014

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 DHI-VTT201 video intercom system vs Dahua Technology VTH2421FW-P video intercom system

Key differences

Side by side

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