Product comparison · 2 internal hard drives

Samsung 250GB EcoGreen F3 vs Samsung M7E 320GB

22specifications compared
19differ
3identical
13known for one product only

Key differences

HDD capacity
- 250GB EcoGreen F3:250 GB
- M7E 320GB:320 GB
Storage drive buffer size
- 250GB EcoGreen F3:16 MB
- M7E 320GB:8 MB
Power consumption (standby)
- 250GB EcoGreen F3:1 W
- M7E 320GB:0.25 W
Power consumption (off)
- 250GB EcoGreen F3:1 W
- M7E 320GB:0.2 W
Operating voltage
- 250GB EcoGreen F3:5 / 12 V
- M7E 320GB:5 V
Start-up current
- 250GB EcoGreen F3:2 A
- M7E 320GB:1 A
Operating temperature (T-T)
- 250GB EcoGreen F3:0 - 60 °C
- M7E 320GB:5 - 55 °C
Storage temperature (T-T)
- 250GB EcoGreen F3:-40 - 70 °C
- M7E 320GB:-40 - 7 °C

Side by side

Differences highlightedShow differences only

Comparison of 250GB EcoGreen F3, M7E 320GB
35 specifications	A Samsung 250GB EcoGreen F3 View product	B Samsung M7E 320GB View product
Features2 differ
HDD capacityDiffers	250 GB	320 GB
HDD speedKnown for one	Unknown — not stated by the source	5400 RPM
Storage drive buffer sizeDiffers	16 MB	8 MB
Average seek timeKnown for one	Unknown — not stated by the source	12 ms
HDD sizeKnown for one	3.5"	Unknown — not stated by the source
InterfaceKnown for one	Serial ATA II	Unknown — not stated by the source
Track to track seek timeKnown for one	8.9 ms	Unknown — not stated by the source
Average latencyKnown for one	5.52 ms	Unknown — not stated by the source
Power4 differ
Power consumption (standby)Differs	1 W	0.25 W
Power consumption (PowerSave)Known for one	Unknown — not stated by the source	0.85 W
Power consumption (off)Differs	1 W	0.2 W
Operating voltageDiffers	5 / 12 V	5 V
Start-up currentDiffers	2 A	1 A
Operational conditions7 differ
Operating temperature (T-T)Differs	0 - 60 °C	5 - 55 °C
Storage temperature (T-T)Differs	-40 - 70 °C	-40 - 7 °C
Operating relative humidity (H-H)Differs	5 - 90%	8 - 90%
Operating vibrationKnown for one	Unknown — not stated by the source	10 G
Operating altitudeDiffers	-300 - 3000 m	-300 - 3.000 m
Non-operating altitudeDiffers	-300 - 12000 m	-400 - 15000 m
Operating shockDiffers	70 G	400 G
Non-operating shockDiffers	300 G	900 G
Weight & dimensions4 differ
WidthDiffers	101.5 mm	69.8 mm
DepthDiffers	147 mm	100 mm
HeightDiffers	26.1 mm	9.5 mm
WeightDiffers	475 g	105 g
Other features2 differ
Power requirementsDiffers	5V	Yes
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	69.85 x 100 x 9.5 mm
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Drive ready timeDiffers	8 s	4 s
eSATAKnown for one	Unknown — not stated by the source	Yes
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	2.6 dB
Data transfer rateKnown for one	3 Gbit/s	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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