Product comparison · 2 scanners

Brother DS-940DWE scanner Sheet-fed scanner vs Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner

19specifications compared
13differ
6identical
53known for one product only

Key differences

The Brother DS-940DWE scanner Sheet-fed scanner has 0.01 W more power consumption (off) than the Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner (0.11 W vs 0.1 W). The Brother DS-940DWE scanner Sheet-fed scanner has 6 mm more width than the Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner (319 mm vs 313 mm). The Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner has 242.6 mm more depth than the Brother DS-940DWE scanner Sheet-fed scanner (288 mm vs 45.4 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 + Sheet-fed scanner on the Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner.

Scanner type
- DS-940DWE scanner Sheet-fed scanner:Sheet-fed scanner
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:ADF + Sheet-fed scanner
Built-in display
- DS-940DWE scanner Sheet-fed scanner:Yes
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:No
Product colour
- DS-940DWE scanner Sheet-fed scanner:White
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:Black
Sensor type
- DS-940DWE scanner Sheet-fed scanner:Dual CIS
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:CMOS CIS
USB version
- DS-940DWE scanner Sheet-fed scanner:3.2 Gen 1 (3.1 Gen 1)
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:2.0
Power supply type
- DS-940DWE scanner Sheet-fed scanner:USB/Battery
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:AC
Power consumption (off)
- DS-940DWE scanner Sheet-fed scanner:0.11 W
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:0.1 W
Width
- DS-940DWE scanner Sheet-fed scanner:319 mm
- imageFORMULA DR-M140II ADF + Sheet-fed scanner:313 mm

Side by side

Differences highlightedShow differences only

Comparison of DS-940DWE, DR-M140II
72 specifications	A Brother DS-940DWE scanner Sheet-fed scanner Model DS-940DWE View product	B Canon imageFORMULA DR-M140II ADF + Sheet-fed scanner Model DR-M140II View product
Scanningidentical
Optical scanning resolution	600 x 600 DPI	600 x 600 DPI
Colour scanning	Yes	Yes
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 depthKnown for one	8 bit	Unknown — not stated by the source
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 5588 mm
ADF scan speed (b/w, A4)Known for one	Unknown — not stated by the source	40 ppm
ADF scan speed (colour, A4)Known for one	Unknown — not stated by the source	40 ppm
Duplex ADF scan speed (b/w, A4)Known for one	Unknown — not stated by the source	80 ipm
Duplex ADF scan speed (colour, A4)Known for one	Unknown — not stated by the source	80 ipm
Design3 differ
Scanner typeDiffers	Sheet-fed scanner	ADF + Sheet-fed scanner
Built-in displayDiffers	Yes	No
Product colourDiffers	White	Black
DisplayKnown for one	LED	Unknown — not stated by the source
Control typeKnown for one	Buttons	Unknown — not stated by the source
Performance1 differ
Sensor typeDiffers	Dual CIS	CMOS CIS
Daily duty cycle (max)Known for one	100 pages	Unknown — not stated by the source
Maximum duty cycleKnown for one	2000 pages per month	Unknown — not stated by the source
Scan toKnown for one	PC, Memory card, E-mail	Unknown — not stated by the source
Scan driversKnown for one	TWAIN, WIA	Unknown — not stated by the source
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	RGB LED
Paper handling1 differ
Maximum ISO A-series paper size	A4	A4
Scanning media types supportedDiffers	Plastic Card, Plain paper, Business Card, Photo paper	Business Card
Card thickness (max)Known for one	1.24 mm	Unknown — not stated by the source
Long-paper modeKnown for one	Unknown — not stated by the source	Yes
ISO A-series sizes (A0...A9)Known for one	Unknown — not stated by the source	A4
Maximum scan widthKnown for one	Unknown — not stated by the source	21.6 cm
Maximum scan lengthKnown for one	Unknown — not stated by the source	35.6 cm
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-FiKnown for one	Yes	Unknown — not stated by the source
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
Power2 differ
Power supply typeDiffers	USB/Battery	AC
Power consumption (standby)Known for one	2.3 W	Unknown — not stated by the source
Power consumption (off)Differs	0.11 W	0.1 W
Battery typeKnown for one	Built-in battery	Unknown — not stated by the source
Power consumption (typical)Known for one	Unknown — not stated by the source	24.5 W
AC input frequencyKnown for one	Unknown — not stated by the source	50/60 Hz
Input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Power consumption (sleep)Known for one	Unknown — not stated by the source	1.6 W
Weight & dimensions4 differ
WidthDiffers	319 mm	313 mm
DepthDiffers	45.4 mm	288 mm
HeightDiffers	63.1 mm	93 mm
WeightDiffers	699 g	2.58 kg
Folded depthKnown for one	Unknown — not stated by the source	18.1 cm
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
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 conditions1 differ
Operating temperature (T-T)Differs	5 - 35 °C	10 - 32.5 °C
Storage temperature (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Other featuresidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS

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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