Product comparison · 2 video intercom systems

Dahua Technology VTO2101E-P-S2 video intercom system vs Dahua Technology VTO6521K-S2 IP Apartment Door Station

28specifications compared
15differ
13identical
34known for one product only

Key differences

The Dahua Technology VTO2101E-P-S2 video intercom system has 5 fps more maximum frame rate than the Dahua Technology VTO6521K-S2 IP Apartment Door Station (30 fps vs 25 fps). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 15° more viewing angle, horizontal than the Dahua Technology VTO2101E-P-S2 video intercom system (95° vs 80°). The Dahua Technology VTO6521K-S2 IP Apartment Door Station has 10° more viewing angle, vertical than the Dahua Technology VTO2101E-P-S2 video intercom system (50° vs 40°). Only the Dahua Technology VTO6521K-S2 IP Apartment Door Station has indoor unit included. Product colour: Black on the Dahua Technology VTO2101E-P-S2 video intercom system, Stainless steel on the Dahua Technology VTO6521K-S2 IP Apartment Door Station.

Maximum frame rate
- VTO2101E-P-S2 video intercom system:30 fps
- VTO6521K-S2 IP Apartment Door Station:25 fps
Viewing angle, horizontal
- VTO2101E-P-S2 video intercom system:80°
- VTO6521K-S2 IP Apartment Door Station:95°
Viewing angle, vertical
- VTO2101E-P-S2 video intercom system:40°
- VTO6521K-S2 IP Apartment Door Station:50°
Product colour
- VTO2101E-P-S2 video intercom system:Black
- VTO6521K-S2 IP Apartment Door Station:Stainless steel
Power consumption (typical)
- VTO2101E-P-S2 video intercom system:5 W
- VTO6521K-S2 IP Apartment Door Station:18 W
Power consumption (standby)
- VTO2101E-P-S2 video intercom system:2.5 W
- VTO6521K-S2 IP Apartment Door Station:5 W
Operating relative humidity (H-H)
- VTO2101E-P-S2 video intercom system:10 - 90%
- VTO6521K-S2 IP Apartment Door Station:0 - 90%
Operating temperature (T-T)
- VTO2101E-P-S2 video intercom system:-40 - 60 °C
- VTO6521K-S2 IP Apartment Door Station:-30 - 60 °C

Side by side

Differences highlightedShow differences only

Comparison of VTO2101E-P-S2, VTO6521K-S2
62 specifications	A Dahua Technology VTO2101E-P-S2 video intercom system Model VTO2101E-P-S2 View product	B Dahua Technology VTO6521K-S2 IP Apartment Door Station Model VTO6521K-S2 View product
Featuresidentical
Connectivity technology	Wired	Wired
Speakerphone	Yes	Yes
Automatic gain controlKnown for one	Yes	Unknown — not stated by the source
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Door station controlKnown for one	Yes	Unknown — not stated by the source
Echo cancellation	Yes	Yes
Number of buttonsKnown for one	1 buttons	Unknown — not stated by the source
Streaming capabilityKnown for one	Yes	Unknown — not stated by the source
Wall mountableKnown for one	Yes	Unknown — not stated by the source
White balanceKnown for one	Auto	Unknown — not stated by the source
Displayidentical
Wide Dynamic Range (WDR)Known for one	Yes	Unknown — not stated by the source
Display diagonalKnown for one	Unknown — not stated by the source	10.9 cm (4.3")
Display resolutionKnown for one	Unknown — not stated by the source	800 x 480 pixels
Night visionidentical
Night visionKnown for one	Yes	Unknown — not stated by the source
LED typeKnown for one	IR	Unknown — not stated by the source
Camera3 differ
Megapixel (approx.)	2 MP	2 MP
Supported video modes	720p, 1080p	720p, 1080p
Sensor type	CMOS	CMOS
Optical sensor size	25.4 / 2.8 mm (1 / 2.8")	25.4 / 2.8 mm (1 / 2.8")
Day/night modeKnown for one	Yes	Unknown — not stated by the source
Field of view (FOV) angleKnown for one	90°	Unknown — not stated by the source
Maximum frame rateDiffers	30 fps	25 fps
Viewing angle, horizontalDiffers	80°	95°
Viewing angle, verticalDiffers	40°	50°
Audioidentical
Built-in speaker(s)	Yes	Yes
Number of speakersKnown for one	1	Unknown — not stated by the source
Voice codecs	G.711a, G.711u, PCM	G.711a, G.711u, PCM
Noise-cancelingKnown for one	Unknown — not stated by the source	Yes
Design1 differ
Product colourDiffers	Black	Stainless steel
IK codeKnown for one	IK10	Unknown — not stated by the source
International Protection (IP) code	IP65	IP65
Control typeKnown for one	Buttons	Unknown — not stated by the source
Housing materialKnown for one	Aluminium, Zinc	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
Storageidentical
Compatible memory cardsKnown for one	SD	Unknown — not stated by the source
Outdoor unitidentical
RS-485 ports (transmitter)Known for one	1	Unknown — not stated by the source
Network1 differ
Ethernet interface type	Fast Ethernet	Fast Ethernet
Ethernet LAN data rates	10,100 Mbit/s	10,100 Mbit/s
Ethernet LAN (RJ-45) ports	1	1
Power over Ethernet (PoE)Known for one	Yes	Unknown — not stated by the source
Supported network protocolsDiffers	RTSP; DNS; P2P; UPnP; RTP; RTMP; SIP; SSH; HTTP/HTTPS; ONVIF	FTP;RTMP;HTTP/HTTPS;DNS;RTSP;SSH;ONVIF;SIP;RTP
Power2 differ
Outdoor unit power typeKnown for one	DC/PoE	Unknown — not stated by the source
Power consumption (typical)Differs	5 W	18 W
Power consumption (standby)Differs	2.5 W	5 W
Indoor unit power typeKnown for one	Unknown — not stated by the source	DC/PoE
AC adapter output voltageKnown for one	Unknown — not stated by the source	12 V
AC adapter output currentKnown for one	Unknown — not stated by the source	2 A
Operational conditions2 differ
Operating relative humidity (H-H)Differs	10 - 90%	0 - 90%
Operating temperature (T-T)Differs	-40 - 60 °C	-30 - 60 °C
Weight & dimensions4 differ
WidthDiffers	73 mm	406 mm
DepthDiffers	55 mm	143 mm
HeightDiffers	163 mm	54 mm
WeightDiffers	300 g	2.3 kg
Packaging data1 differ
Indoor unit includedDiffers	No	Yes
Outdoor unit includedKnown for one	Yes	Unknown — not stated by the source
Package weightKnown for one	800 g	Unknown — not stated by the source
Logistics dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Technical details1 differ
CertificationDiffers	CE, FCC	CE
Indoor unitidentical
Alarm input channelsKnown for one	Unknown — not stated by the source	2
RS-485 portsKnown for one	Unknown — not stated by the source	1
Softwareidentical
Operating system installedKnown for one	Unknown — not stated by the source	Linux

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 VTO2101E-P-S2 video intercom system vs Dahua Technology VTO6521K-S2 IP Apartment Door Station

Key differences

Side by side

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