Product comparison · 2 memory cards

HP 4GB SDHC vs Kingston Technology 2GB CompactFlash Ultimate 266X

Key differences

Capacity
- 4GB SDHC:4 GB
- 2GB CompactFlash Ultimate 266X:2 GB
Flash card type
- 4GB SDHC:SDHC
- 2GB CompactFlash Ultimate 266X:CompactFlash
Read speed
- 4GB SDHC:20 MB/s
- 2GB CompactFlash Ultimate 266X:45 MB/s
Write speed
- 4GB SDHC:12 MB/s
- 2GB CompactFlash Ultimate 266X:40 MB/s
Operating temperature (T-T)
- 4GB SDHC:-25 - 85 °C
- 2GB CompactFlash Ultimate 266X:0 - 60 °C
Width
- 4GB SDHC:24 mm
- 2GB CompactFlash Ultimate 266X:36.4 mm
Depth
- 4GB SDHC:2.1 mm
- 2GB CompactFlash Ultimate 266X:42.8 mm
Height
- 4GB SDHC:32 mm
- 2GB CompactFlash Ultimate 266X:3.3 mm

Differences highlightedShow differences only

Comparison of 4GB SDHC, 2GB CompactFlash Ultimate 266X
14 specifications	A HP 4GB SDHC View product	B Kingston Technology 2GB CompactFlash Ultimate 266X View product
Memory4 differ
CapacityDiffers	4 GB	2 GB
Flash card typeDiffers	SDHC	CompactFlash
Flash memory classKnown for one	Class 4	Unknown — not stated by the source
Read speedDiffers	20 MB/s	45 MB/s
Write speedDiffers	12 MB/s	40 MB/s
Poweridentical
Memory voltageKnown for one	2.7,3.3,3.6 V	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	-25 - 85 °C	0 - 60 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 85 °C
Weight & dimensions3 differ
WidthDiffers	24 mm	36.4 mm
DepthDiffers	2.1 mm	42.8 mm
HeightDiffers	32 mm	3.3 mm
WeightKnown for one	2 g	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	36.4 x 42.8 x 3.3 mm

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.