Product comparison · 2 video intercom systems

Dahua Technology DHI-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTO2111D-P-S2 video intercom system

22specifications compared
13differ
9identical
26known for one product only

Key differences

The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 3 buttons more buttons than the Dahua Technology VTO2111D-P-S2 video intercom system (4 buttons vs 1 buttons). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 1 MP more megapixel (approx.) than the Dahua Technology VTO2111D-P-S2 video intercom system (2 MP vs 1 MP). The Dahua Technology DHI-VTO3211D-P4-S2 video intercom system has 24° more viewing angle, horizontal than the Dahua Technology VTO2111D-P-S2 video intercom system (129° vs 105°). Optical sensor size: 25.4 / 2.8 mm (1 / 2.8") on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, 25.4 / 4 mm (1 / 4") on the Dahua Technology VTO2111D-P-S2 video intercom system. Product colour: Grey on the Dahua Technology DHI-VTO3211D-P4-S2 video intercom system, Black on the Dahua Technology VTO2111D-P-S2 video intercom system.

Number of buttons
- DHI-VTO3211D-P4-S2 video intercom system:4 buttons
- VTO2111D-P-S2 video intercom system:1 buttons
Megapixel (approx.)
- DHI-VTO3211D-P4-S2 video intercom system:2 MP
- VTO2111D-P-S2 video intercom system:1 MP
Optical sensor size
- DHI-VTO3211D-P4-S2 video intercom system:25.4 / 2.8 mm (1 / 2.8")
- VTO2111D-P-S2 video intercom system:25.4 / 4 mm (1 / 4")
Viewing angle, horizontal
- DHI-VTO3211D-P4-S2 video intercom system:129°
- VTO2111D-P-S2 video intercom system:105°
Viewing angle, vertical
- DHI-VTO3211D-P4-S2 video intercom system:74°
- VTO2111D-P-S2 video intercom system:125°
Product colour
- DHI-VTO3211D-P4-S2 video intercom system:Grey
- VTO2111D-P-S2 video intercom system:Black
Operating relative humidity (H-H)
- DHI-VTO3211D-P4-S2 video intercom system:10 - 95%
- VTO2111D-P-S2 video intercom system:10 - 90%
Operating temperature (T-T)
- DHI-VTO3211D-P4-S2 video intercom system:-40 - 60 °C
- VTO2111D-P-S2 video intercom system:-30 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of DHI-VTO3211D-P4-S2, VTO2111D-P-S2
48 specifications	A Dahua Technology DHI-VTO3211D-P4-S2 video intercom system Model DHI-VTO3211D-P4-S2 View product	B Dahua Technology VTO2111D-P-S2 video intercom system Model VTO2111D-P-S2 View product
Features1 differ
Connectivity technology	Wired	Wired
ColourKnown for one	Yes	Unknown — not stated by the source
Speakerphone	Yes	Yes
RFID readerKnown for one	Yes	Unknown — not stated by the source
Built-in microphone	Yes	Yes
Number of buttonsDiffers	4 buttons	1 buttons
Video codecsKnown for one	H.264	Unknown — not stated by the source
Wall mountable	Yes	Yes
Door station controlKnown for one	Unknown — not stated by the source	Yes
Night visionidentical
Night vision	Yes	Yes
Camera4 differ
Megapixel (approx.)Differs	2 MP	1 MP
Sensor type	CMOS	CMOS
Optical sensor sizeDiffers	25.4 / 2.8 mm (1 / 2.8")	25.4 / 4 mm (1 / 4")
Field of view (FOV) angleKnown for one	147°	Unknown — not stated by the source
Viewing angle, horizontalDiffers	129°	105°
Viewing angle, verticalDiffers	74°	125°
Audioidentical
Built-in speaker(s)	Yes	Yes
Voice codecsKnown for one	G.711	Unknown — not stated by the source
Number of speakersKnown for one	Unknown — not stated by the source	1
Design1 differ
Product colourDiffers	Grey	Black
IK codeKnown for one	IK08	Unknown — not stated by the source
International Protection (IP) code	IP65	IP65
Outdoor unit housing materialKnown for one	Zinc alloy	Unknown — not stated by the source
Control typeKnown for one	Buttons	Unknown — not stated by the source
Proper useKnown for one	Outdoor	Unknown — not stated by the source
Housing materialKnown for one	Unknown — not stated by the source	Plastic
Networkidentical
Ethernet interface typeKnown for one	Fast Ethernet	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10,100 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Supported network protocolsKnown for one	SIP; P2P; IPv4; DNS; RTSP; RTP; TCP; UDP	Unknown — not stated by the source
Softwareidentical
Operating system installedKnown for one	Linux	Unknown — not stated by the source
Poweridentical
Outdoor unit power typeKnown for one	DC	Unknown — not stated by the source
Indoor unit power typeKnown for one	Unknown — not stated by the source	DC
Operational conditions2 differ
Operating relative humidity (H-H)Differs	10 - 95%	10 - 90%
Operating temperature (T-T)Differs	-40 - 60 °C	-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers	101 mm	70.4 mm
DepthDiffers	30 mm	34.4 mm
HeightDiffers	182 mm	135 mm
WeightDiffers	800 g	326 g
Packaging data1 differ
Indoor unit includedKnown for one	Yes	Unknown — not stated by the source
Outdoor unit included	Yes	Yes
Package weightDiffers	660 g	326 g
Displayidentical
Video formats supportedKnown for one	Unknown — not stated by the source	H.264
Storageidentical
Memory card slotKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	MicroSD (TransFlash)
Maximum memory card sizeKnown for one	Unknown — not stated by the source	32 GB
Technical detailsidentical
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, UL

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-VTO3211D-P4-S2 video intercom system vs Dahua Technology VTO2111D-P-S2 video intercom system

Key differences

Side by side

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