Product comparison · 2 scanners

Brother DS-940DWE scanner Sheet-fed scanner vs Plustek A450 Pro

23specifications compared
15differ
8identical
59known for one product only

Key differences

The Plustek A450 Pro has 7,900 pages more daily duty cycle (max) than the Brother DS-940DWE scanner Sheet-fed scanner (8000 pages vs 100 pages). The Plustek A450 Pro has 2.76 mm more card thickness (max) than the Brother DS-940DWE scanner Sheet-fed scanner (4 mm vs 1.24 mm). The Plustek A450 Pro has 0.9 mm more width than the Brother DS-940DWE scanner Sheet-fed scanner (319.9 mm vs 319 mm). Only the Brother DS-940DWE scanner Sheet-fed scanner has built-in display. Scanner type: Sheet-fed scanner on the Brother DS-940DWE scanner Sheet-fed scanner, ADF scanner on the Plustek A450 Pro.

Scanner type
- DS-940DWE scanner Sheet-fed scanner:Sheet-fed scanner
- A450 Pro:ADF scanner
Built-in display
- DS-940DWE scanner Sheet-fed scanner:Yes
- A450 Pro:No
Product colour
- DS-940DWE scanner Sheet-fed scanner:White
- A450 Pro:Black
Control type
- DS-940DWE scanner Sheet-fed scanner:Buttons
- A450 Pro:Touch
Daily duty cycle (max)
- DS-940DWE scanner Sheet-fed scanner:100 pages
- A450 Pro:8000 pages
Scan drivers
- DS-940DWE scanner Sheet-fed scanner:TWAIN, WIA
- A450 Pro:TWAIN
Card thickness (max)
- DS-940DWE scanner Sheet-fed scanner:1.24 mm
- A450 Pro:4 mm
USB version
- DS-940DWE scanner Sheet-fed scanner:3.2 Gen 1 (3.1 Gen 1)
- A450 Pro:2.0

Side by side

Differences highlightedShow differences only

Comparison of DS-940DWE, A450 Pro
82 specifications	A Brother DS-940DWE scanner Sheet-fed scanner Model DS-940DWE View product	B Plustek A450 Pro View product
Scanningidentical
Optical scanning resolution	600 x 600 DPI	600 x 600 DPI
Colour scanningKnown for one	Yes	Unknown — not stated by the source
Duplex scanning	Yes	Yes
Input colour depthKnown for one	48 bit	Unknown — not stated by the source
Output colour depthKnown for one	24 bit	Unknown — not stated by the source
Output greyscale depth	8 bit	8 bit
Greyscale levelsKnown for one	256	Unknown — not stated by the source
Scan speedKnown for one	4 sec/page	Unknown — not stated by the source
Maximum scan sizeKnown for one	Unknown — not stated by the source	216 x 5080 mm
Input greyscale depthKnown for one	Unknown — not stated by the source	16 bit
Output monochrome depthKnown for one	Unknown — not stated by the source	1 bit
ADF scan speed (b/w, A4)Known for one	Unknown — not stated by the source	60 ppm
ADF scan speed (greyscale, A4)Known for one	Unknown — not stated by the source	60 ppm
ADF scan speed (colour, A4)Known for one	Unknown — not stated by the source	60 ppm
Duplex ADF scan speed (b/w, A4)Known for one	Unknown — not stated by the source	120 ipm
Duplex ADF scan speed (colour, A4)Known for one	Unknown — not stated by the source	120 ipm
Roller lifetimeKnown for one	Unknown — not stated by the source	300000 pages
Design4 differ
Scanner typeDiffers	Sheet-fed scanner	ADF scanner
Built-in displayDiffers	Yes	No
Product colourDiffers	White	Black
DisplayKnown for one	LED	Unknown — not stated by the source
Control typeDiffers	Buttons	Touch
Display diagonalKnown for one	Unknown — not stated by the source	17.8 cm (7")
Display resolutionKnown for one	Unknown — not stated by the source	1280 x 800 pixels
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Colour displayKnown for one	Unknown — not stated by the source	Yes
Performance3 differ
Sensor type	Dual CIS	Dual CIS
Daily duty cycle (max)Differs	100 pages	8000 pages
Maximum duty cycleKnown for one	2000 pages per month	Unknown — not stated by the source
Scan toDiffers	PC, Memory card, E-mail	Cloud, E-mail, FTP, File, Image, Network folder, USB
Scan driversDiffers	TWAIN, WIA	TWAIN
Sound pressure level (max)Known for one	53 dB	Unknown — not stated by the source
Compatible memory cardsKnown for one	SD, MicroSD (TransFlash)	Unknown — not stated by the source
Light sourceKnown for one	Unknown — not stated by the source	LED
Built-in OCRKnown for one	Unknown — not stated by the source	Yes
Paper handling2 differ
Maximum ISO A-series paper size	A4	A4
Scanning media types supportedDiffers	Plastic Card, Plain paper, Business Card, Photo paper	Business Card, Plain paper, Recycled paper, Thick paper, Thin paper
Card thickness (max)Differs	1.24 mm	4 mm
Long-paper modeKnown for one	Unknown — not stated by the source	Yes
Multi feed detectionKnown for one	Unknown — not stated by the source	Yes
Auto Document Feeder (ADF) media weightKnown for one	Unknown — not stated by the source	27 - 413 g/m²
Maximum scan area (ADF)Known for one	Unknown — not stated by the source	216 x 5080 mm
Minimum scan area (ADF)Known for one	Unknown — not stated by the source	13.2 x 13.2 mm
Ports & interfaces1 differ
USB port	Yes	Yes
USB versionDiffers	3.2 Gen 1 (3.1 Gen 1)	2.0
USB connector typeKnown for one	USB Type-C	Unknown — not stated by the source
Networkidentical
Wi-Fi	Yes	Yes
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Security algorithmsKnown for one	SSL/TLS, 64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK, TKIP, AES	Unknown — not stated by the source
Wi-Fi DirectKnown for one	Yes	Unknown — not stated by the source
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power supply typeDiffers	USB/Battery	DC
Power consumption (standby)Known for one	2.3 W	Unknown — not stated by the source
Power consumption (off)Known for one	0.11 W	Unknown — not stated by the source
Battery typeKnown for one	Built-in battery	Unknown — not stated by the source
Input voltageKnown for one	Unknown — not stated by the source	24 V
CurrentKnown for one	Unknown — not stated by the source	2.7 A
Weight & dimensions4 differ
WidthDiffers	319 mm	319.9 mm
DepthDiffers	45.4 mm	298.2 mm
HeightDiffers	63.1 mm	236.6 mm
WeightDiffers	699 g	4.1 kg
Packaging dataidentical
Quantity per pack	1 pc(s)	1 pc(s)
Package widthKnown for one	377 mm	Unknown — not stated by the source
Package depthKnown for one	162 mm	Unknown — not stated by the source
Package heightKnown for one	76 mm	Unknown — not stated by the source
Package weightKnown for one	1.07 kg	Unknown — not stated by the source
Packaging contentidentical
Batteries includedKnown for one	No	Unknown — not stated by the source
Cables includedKnown for one	USB	Unknown — not stated by the source
Bundled softwareKnown for one	Windows Software(Brother iPrint&Scan, Kofax Power PDF Standard v5, Remote Setup), Macintosh Software(Brother iPrint&Scan Desktop, Remote Setup)	Unknown — not stated by the source
Packaging contentKnown for one	USB cable, Quick setup guide, Product safety guide, Warranty, Device	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium	Unknown — not stated by the source
System requirementsidentical
Mac operating systems supportedKnown for one	Mac OS 26 Tahoe, Mac OS X 15.0 Sequoia, Mac OS X 14.0 Sonoma	Unknown — not stated by the source
Mobile operating systems supportedKnown for one	Android, iOS, iPadOS	Unknown — not stated by the source
Server operating systems supportedKnown for one	Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025	Unknown — not stated by the source
Windows operating systems supportedKnown for one	Windows 10, Windows 11	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Input capacityidentical
Auto document feeder (ADF) input capacityKnown for one	Unknown — not stated by the source	100 sheets
Other featuresidentical
Custom media lengthKnown for one	Unknown — not stated by the source	50.8 - 5080 mm
Custom media widthKnown for one	Unknown — not stated by the source	50.8 - 244 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.

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