Epson Perfection 1250 vs HP Scanjet 7400c Flatbed scanner

Comparison of Perfection 1250, 7400c

35 specifications	A Epson Perfection 1250View product	B HP Scanjet 7400c Flatbed scanner Model 7400c View product
Scanning1 differ
Maximum scan sizeDiffers	216 x 297 mm	216 x 356 mm
Input colour depthKnown for one	48 bit	—Unknown — not stated by the source
Film scanningKnown for one	Yes	—Unknown — not stated by the source
Optical density (Dmax)Known for one	3	—Unknown — not stated by the source
Optical scanning resolutionKnown for one	—Unknown — not stated by the source	2400 x 2400 DPI
Duplex scanningKnown for one	—Unknown — not stated by the source	No
Greyscale levelsKnown for one	—Unknown — not stated by the source	256
Designidentical
Built-in displayKnown for one	—Unknown — not stated by the source	Yes
Product colourKnown for one	—Unknown — not stated by the source	White
Performanceidentical
Sensor typeKnown for one	CCD	—Unknown — not stated by the source
Light sourceKnown for one	CCFL	—Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	25 W	—Unknown — not stated by the source
Weight & dimensionsidentical
WeightKnown for one	2.5 kg	—Unknown — not stated by the source
WidthKnown for one	—Unknown — not stated by the source	311 mm
DepthKnown for one	—Unknown — not stated by the source	575 mm
HeightKnown for one	—Unknown — not stated by the source	115 mm
Packaging contentidentical
Bundled softwareKnown for one	ArcSoft PhotoImpression EPSON Smart Panel Software with NewSoft OCR EPSON TWAIN Scanning Software	—Unknown — not stated by the source
System requirementsidentical
Compatible operating systemsKnown for one	Windows 98/2000/Me/XP Mac 8.5 - 9.x	—Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	—Unknown — not stated by the source
Minimum processorKnown for one	Pentium	—Unknown — not stated by the source
Minimum storage drive spaceKnown for one	50 MB	—Unknown — not stated by the source
Mac operating systems supportedKnown for one	—Unknown — not stated by the source	Mac OS 8.5
Windows operating systems supportedKnown for one	—Unknown — not stated by the source	Windows 2000, Windows 98, Windows ME, Windows NT, Windows XP
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	—Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	—Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 85%	—Unknown — not stated by the source
Other featuresidentical
Dimensions (WxDxH)Known for one	278 x 438 x 67 mm	—Unknown — not stated by the source
Power requirementsKnown for one	100 - 120V, 49.5 - 60.5Hz	—Unknown — not stated by the source
Input capacityidentical
Auto document feeder (ADF) input capacityKnown for one	—Unknown — not stated by the source	50 sheets
Paper handlingidentical
Maximum ISO A-series paper sizeKnown for one	—Unknown — not stated by the source	A4
Ports & interfacesidentical
USB portKnown for one	—Unknown — not stated by the source	Yes
Standard interfacesKnown for one	—Unknown — not stated by the source	Serial Attached SCSI (SAS), USB

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.