Product comparison · 2 security cameras

D-Link DCS-2121 1280 x 1024 pixels vs D-Link DCS-3415 640 x 480 pixels

10specifications compared
5differ
5identical
15known for one product only

Key differences

Sensor type
- DCS-2121 1280 x 1024 pixels:CMOS
- DCS-3415 640 x 480 pixels:CCD
Maximum resolution
- DCS-2121 1280 x 1024 pixels:1280 x 1024 pixels
- DCS-3415 640 x 480 pixels:640 x 480 pixels
Power over Ethernet (PoE)
- DCS-2121 1280 x 1024 pixels:No
- DCS-3415 640 x 480 pixels:Yes
Weight
- DCS-2121 1280 x 1024 pixels:281.4 g
- DCS-3415 640 x 480 pixels:1.81 kg

Side by side

Differences highlightedShow differences only

Comparison of DCS-2121, DCS-3415
25 specifications	A D-Link DCS-2121 1280 x 1024 pixels Model DCS-2121 View product	B D-Link DCS-3415 640 x 480 pixels Model DCS-3415 View product
Cameraidentical
Minimum illuminationKnown for one	Unknown — not stated by the source	0.38 lx
Camera shutter speedKnown for one	Unknown — not stated by the source	1/2 - 1/10000 s
Image sensor1 differ
Sensor typeDiffers	CMOS	CCD
Optical sensor sizeKnown for one	Unknown — not stated by the source	25.4 / 4 mm (1 / 4")
Progressive scanKnown for one	Unknown — not stated by the source	Yes
Lens systemidentical
Focal length rangeKnown for one	Unknown — not stated by the source	4.1 - 73.8 mm
Video1 differ
Maximum resolutionDiffers	1280 x 1024 pixels	640 x 480 pixels
Frame rate	30 fps	30 fps
Audioidentical
Built-in microphone	Yes	Yes
Network1 differ
Supported network protocolsDiffers	IPV4, ARP, TCP, UDP, ICMP	IPv4 DHCP ARP DNS DDNS (D-Link) TCP/IP HTTP UPnP Port Forwarding SMTP Samba FTP PPPoE NTP (D-Link) RTP UDP RTSP ICMP RTCP 3GPP IP filtering
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Securityidentical
IP address filteringKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power source typeKnown for one	Unknown — not stated by the source	PoE
Power consumption (typical)	6 W	6 W
Power over Ethernet (PoE)Differs	No	Yes
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)	-20 - 70 °C	-20 - 70 °C
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	281.4 g	1.81 kg
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	78.7 x 144.8 x 91.4 mm
Compatible operating systemsKnown for one	Microsoft Windows 2000, XP, Vista	Unknown — not stated by the source
Compliance industry standardsKnown for one	IEEE 802.3, IEEE 802.3u	Unknown — not stated by the source
Power requirementsKnown for one	100-240VAC, 50/60Hz	Unknown — not stated by the source
Performanceidentical
CertificationKnown for one	FCC Class B, IC, C-Tick, CE	Unknown — not stated by the source
Storageidentical
Compatible memory cardsKnown for one	SD	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.

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