Product comparison · 2 scanners

Epson Expression 1680Pro NON 3200dpi UWSCSI A4 vs Epson Perfection 1640SU NON 3200dpi A4SCSI USB

8specifications compared
5differ
3identical
7known for one product only

Key differences

Weight
- Expression 1680Pro NON 3200dpi UWSCSI A4:1.5 kg
- Perfection 1640SU NON 3200dpi A4SCSI USB:4.5 kg
Dimensions (WxDxH)
- Expression 1680Pro NON 3200dpi UWSCSI A4:290 x 520 x 185 mm
- Perfection 1640SU NON 3200dpi A4SCSI USB:289 x 442 x 96 mm
Power requirements
- Expression 1680Pro NON 3200dpi UWSCSI A4:220-240V, 50Hz
- Perfection 1640SU NON 3200dpi A4SCSI USB:220-240V, 50/60Hz

Side by side

Differences highlightedShow differences only

Comparison of Expression 1680Pro NON 3200dpi UWSCSI A4, Perfection 1640SU NON 3200dpi A4SCSI USB
15 specifications	A Epson Expression 1680Pro NON 3200dpi UWSCSI A4 View product	B Epson Perfection 1640SU NON 3200dpi A4SCSI USB View product
Scanningidentical
Optical scanning resolutionKnown for one	1600 x 3200 DPI	Unknown — not stated by the source
Designidentical
Scanner typeKnown for one	Flatbed scanner	Unknown — not stated by the source
Ports & interfacesidentical
Standard interfacesKnown for one	SCSI	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	1.5 kg	4.5 kg
Packaging content1 differ
Bundled softwareDiffers	Drivers, Auto Area Segmentation, EPSON Network TWAIN, EPSON Scan Server, Lasersoft Silverfast 5.5, Text Enhancement Technology	Drivers & Utilities, Adobe PhotoDeluxe 4.0 (Win), Adobe PhotoDeluxe 2.0 (Mac), Textbridge Pro (Win/Mac), Adobe Acrobat Reader, EPSON Scan 2, Adobe PhotoShop LE 5.0 (Win/Mac only with 1640SU Photo)
System requirements1 differ
Compatible operating systemsDiffers	Microsoft Windows 95/98/Me/200/NT 4.0, Mac OS Classic 7.6.1 or later	Microsoft Windows 98/2000/NT4.0, Apple MacOS 8.5 or later
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Other features2 differ
Dimensions (WxDxH)Differs	290 x 520 x 185 mm	289 x 442 x 96 mm
Power requirementsDiffers	220-240V, 50Hz	220-240V, 50/60Hz
CompatibilityKnown for one	Unknown — not stated by the source	Yes, non-machine specific device
I/O portsKnown for one	Unknown — not stated by the source	USB
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	25 W

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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