Product comparison · 2 memory cards

Kingston Technology 4GB microSDHC Class 4 vs Kingston Technology 512MB CompactFlash

4specifications compared
4differ
0identical
18known for one product only

Key differences

Capacity
- 4GB microSDHC Class 4:4 GB
- 512MB CompactFlash:0.5 GB
Flash card type
- 4GB microSDHC Class 4:MicroSDHC
- 512MB CompactFlash:CompactFlash
Operating temperature (T-T)
- 4GB microSDHC Class 4:-25 - 85 °C
- 512MB CompactFlash:0 - 70 °C
Storage temperature (T-T)
- 4GB microSDHC Class 4:-40 - 85 °C
- 512MB CompactFlash:-20 - 85 °C

Side by side

Differences highlightedShow differences only

Comparison of 4GB microSDHC Class 4, 512MB CompactFlash
22 specifications	A Kingston Technology 4GB microSDHC Class 4 View product	B Kingston Technology 512MB CompactFlash View product
Memory2 differ
CapacityDiffers	4 GB	0.5 GB
Flash card typeDiffers	MicroSDHC	CompactFlash
Read speedKnown for one	Unknown — not stated by the source	6 MB/s
Write speedKnown for one	Unknown — not stated by the source	5 MB/s
Internal memory typeKnown for one	Unknown — not stated by the source	MLC
Featuresidentical
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	1000000 h
EnduranceKnown for one	Unknown — not stated by the source	300000 cycles per logical sector
Data retentionKnown for one	Unknown — not stated by the source	10 year(s)
Product colourKnown for one	Black	Unknown — not stated by the source
Poweridentical
Power consumption (write)Known for one	Unknown — not stated by the source	75 mA
Power consumption (read)Known for one	Unknown — not stated by the source	75 mA
Operational conditions2 differ
Operating temperature (T-T)Differs	-25 - 85 °C	0 - 70 °C
Storage temperature (T-T)Differs	-40 - 85 °C	-20 - 85 °C
Operating shockKnown for one	Unknown — not stated by the source	1000 G
Vibration resistanceKnown for one	Unknown — not stated by the source	15 G
Other featuresidentical
Seek timeKnown for one	Unknown — not stated by the source	10.8 ms
Dimensions (WxDxH)Known for one	15 x 11 x 1 mm	Unknown — not stated by the source
Transfer rateKnown for one	4.4 MB/s	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	15 mm	Unknown — not stated by the source
DepthKnown for one	11 mm	Unknown — not stated by the source
HeightKnown for one	1 mm	Unknown — not stated by the source
WeightKnown for one	1.4 g	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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