Product comparison · 2 interface cards/adapters

StarTech.com 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART vs StarTech.com 2 Port RS232 PCI Express Serial Card w/ Breakout Cable

9specifications compared
8differ
1identical
13known for one product only

Key differences

Product colour
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:Black, Silver
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:Black
Weight
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:300 g
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:40 g
Package width
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:40 mm
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:38 mm
Package depth
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:230 mm
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:175 mm
Package height
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:160 mm
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:138 mm
Data transfer rate
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:0.9 Mbit/s
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:250 Mbit/s
Mac compatibility
- 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART:No
- 2 Port RS232 PCI Express Serial Card w/ Breakout Cable:Yes

Side by side

Differences highlightedShow differences only

Comparison of EC4S952, PEX2S552B
22 specifications	A StarTech.com 4 Port Native ExpressCard RS232 Serial Adapter Card with 16C950 UART Model EC4S952 View product	B StarTech.com 2 Port RS232 PCI Express Serial Card w/ Breakout Cable Model PEX2S552B View product
Ports & interfacesidentical
Host interface	ExpressCard	ExpressCard
Serial ports quantityKnown for one	4	Unknown — not stated by the source
Connector(s)Known for one	4x DB9 M	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black, Silver	Black
Featuresidentical
ChipsetKnown for one	Oxford OXPCIe954	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 85 °C	Unknown — not stated by the source
Non-operating relative humidity (non-condensing)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	34 mm	Unknown — not stated by the source
DepthKnown for one	117 mm	Unknown — not stated by the source
HeightKnown for one	20 mm	Unknown — not stated by the source
WeightDiffers	300 g	40 g
Packaging data3 differ
Package widthDiffers	40 mm	38 mm
Package depthDiffers	230 mm	175 mm
Package heightDiffers	160 mm	138 mm
Package weightKnown for one	350 g	Unknown — not stated by the source
Other features3 differ
Data transfer rateDiffers	0.9 Mbit/s	250 Mbit/s
Ports quantityKnown for one	4	Unknown — not stated by the source
PlatformKnown for one	PC	Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Compatible operating systemsDiffers	Windows 2000/ XP(32/64bit)/ Vista(32/64bit)/ 7(32/64bit)/ Server 2008 R2 Linux	DOS, Windows 95/ 98SE/ 2000/ XP(32/64bit)/ Server 2003(32/64bit)/ Vista(32/64bit)/ 7(32/64bit)/ Server 2008 R2, Linux, Mac OS 10.4.x Windows XP Embedded/ POS Ready 2009/ Embedded System 2009 OS/ CE 5.0/ CE 6.0
Mac compatibilityDiffers	No	Yes

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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