Product comparison · 2 video intercom systems

Dahua Technology VTH2421FB video intercom system vs Dahua Technology VTO3211D-P-S1 video intercom system

18specifications compared
8differ
10identical
32known for one product only

Key differences

The Dahua Technology VTH2421FB video intercom system has 1 W more power consumption (typical) than the Dahua Technology VTO3211D-P-S1 video intercom system (7 W vs 6 W). The Dahua Technology VTH2421FB video intercom system has 120.5 mm more width than the Dahua Technology VTO3211D-P-S1 video intercom system (221.5 mm vs 101 mm). The Dahua Technology VTO3211D-P-S1 video intercom system has 8.5 mm more depth than the Dahua Technology VTH2421FB video intercom system (30 mm vs 21.5 mm). Only the Dahua Technology VTH2421FB video intercom system has indoor unit included. Only the Dahua Technology VTO3211D-P-S1 video intercom system has outdoor unit included.

Product colour
- VTH2421FB video intercom system:Black
- VTO3211D-P-S1 video intercom system:Grey
Power consumption (typical)
- VTH2421FB video intercom system:7 W
- VTO3211D-P-S1 video intercom system:6 W
Width
- VTH2421FB video intercom system:221.5 mm
- VTO3211D-P-S1 video intercom system:101 mm
Depth
- VTH2421FB video intercom system:21.5 mm
- VTO3211D-P-S1 video intercom system:30 mm
Height
- VTH2421FB video intercom system:119.6 mm
- VTO3211D-P-S1 video intercom system:182 mm
Weight
- VTH2421FB video intercom system:350 g
- VTO3211D-P-S1 video intercom system:800 g
Indoor unit included
- VTH2421FB video intercom system:Yes
- VTO3211D-P-S1 video intercom system:No
Outdoor unit included
- VTH2421FB video intercom system:No
- VTO3211D-P-S1 video intercom system:Yes

Side by side

Differences highlightedShow differences only

Comparison of VTH2421FB, VTO3211D-P-S1
50 specifications	A Dahua Technology VTH2421FB video intercom system Model VTH2421FB View product	B Dahua Technology VTO3211D-P-S1 video intercom system Model VTO3211D-P-S1 View product
Featuresidentical
Connectivity technology	Wired	Wired
Colour	Yes	Yes
Speakerphone	Yes	Yes
RFID readerKnown for one	Unknown — not stated by the source	Yes
Built-in microphone	Yes	Yes
Number of buttonsKnown for one	Unknown — not stated by the source	1 buttons
Video codecsKnown for one	Unknown — not stated by the source	H.264
Wall mountable	Yes	Yes
Number of displays supportedKnown for one	1	Unknown — not stated by the source
Night visionidentical
Night visionKnown for one	Unknown — not stated by the source	Yes
Cameraidentical
Megapixel (approx.)Known for one	Unknown — not stated by the source	2 MP
Sensor typeKnown for one	Unknown — not stated by the source	CMOS
Optical sensor sizeKnown for one	Unknown — not stated by the source	25.4 / 2.8 mm (1 / 2.8")
Field of view (FOV) angleKnown for one	Unknown — not stated by the source	151°
Viewing angle, horizontalKnown for one	Unknown — not stated by the source	134°
Viewing angle, verticalKnown for one	Unknown — not stated by the source	94.8°
Audioidentical
Built-in speaker(s)	Yes	Yes
Voice codecs	G.711	G.711
Number of speakersKnown for one	1	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	Grey
IK codeKnown for one	Unknown — not stated by the source	IK08
International Protection (IP) codeKnown for one	Unknown — not stated by the source	IP65
Outdoor unit housing materialKnown for one	Unknown — not stated by the source	Zinc alloy
Control typeKnown for one	Unknown — not stated by the source	Buttons
Proper useKnown for one	Unknown — not stated by the source	Outdoor
Placement supportedKnown for one	Horizontal	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
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Power over Ethernet (PoE)Known for one	Unknown — not stated by the source	Yes
Supported network protocols	TCP/IP	TCP/IP
Power1 differ
Outdoor unit power typeKnown for one	Unknown — not stated by the source	DC
Power consumption (typical)Differs	7 W	6 W
Indoor unit power typeKnown for one	DC	Unknown — not stated by the source
Power consumption (standby)Known for one	1 W	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers	221.5 mm	101 mm
DepthDiffers	21.5 mm	30 mm
HeightDiffers	119.6 mm	182 mm
WeightDiffers	350 g	800 g
Packaging data2 differ
Indoor unit includedDiffers	Yes	No
Outdoor unit includedDiffers	No	Yes
Displayidentical
Display diagonalKnown for one	17.8 cm (7")	Unknown — not stated by the source
Display technologyKnown for one	LCD	Unknown — not stated by the source
Display resolutionKnown for one	1024 x 600 pixels	Unknown — not stated by the source
Backlight displayKnown for one	Yes	Unknown — not stated by the source
TouchscreenKnown for one	Yes	Unknown — not stated by the source
Touchscreen typeKnown for one	Capacitive	Unknown — not stated by the source
Video formats supportedKnown for one	H.264	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 VTH2421FB video intercom system vs Dahua Technology VTO3211D-P-S1 video intercom system

Key differences

Side by side

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