Samsung ECR-D1A2 Black vs Samsung RD4NDOC Docking Black

Comparison of ECR-D1A2, RD4NDOC

24 specifications	A Samsung ECR-D1A2 Black Model ECR-D1A2 View product	B Samsung RD4NDOC Docking Black Model RD4NDOC View product
Ports & interfaces1 differ
Connectivity technologyKnown for one	—Unknown — not stated by the source	Docking
USB 2.0 ports quantityDiffers	1	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	—Unknown — not stated by the source	2
HDMI ports quantityKnown for one	—Unknown — not stated by the source	0
VGA (D-Sub) ports quantityKnown for one	—Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	—Unknown — not stated by the source	1
Microphone inKnown for one	—Unknown — not stated by the source	Yes
Headphone outputs	1	1
Serial ports quantityKnown for one	—Unknown — not stated by the source	1
DC-in jack	Yes	Yes
Networkidentical
Ethernet LANKnown for one	—Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) portsKnown for one	—Unknown — not stated by the source	1
Performanceidentical
Product colour	Black	Black
Card reader integratedKnown for one	—Unknown — not stated by the source	No
Brand compatibilityKnown for one	—Unknown — not stated by the source	Samsung
CompatibilityKnown for one	Samsung Galaxy S II	—Unknown — not stated by the source
Poweridentical
AC input voltageKnown for one	—Unknown — not stated by the source	100-240 V
Power consumption (typical)Known for one	—Unknown — not stated by the source	120 W
Weight & dimensionsidentical
WidthKnown for one	—Unknown — not stated by the source	123 mm
DepthKnown for one	—Unknown — not stated by the source	339.7 mm
HeightKnown for one	—Unknown — not stated by the source	43 mm
WeightKnown for one	—Unknown — not stated by the source	480 g
Other featuresidentical
DVI portKnown for one	—Unknown — not stated by the source	Yes
InterfaceKnown for one	USB	—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.