Product comparison · 2 scanners

Brother DS-940DWE scanner Sheet-fed scanner vs Epson WorkForce ES-590W Sheet-fed scanner

35specifications compared
22differ
13identical
44known for one product only

Key differences

The Brother DS-940DWE scanner Sheet-fed scanner has 18 bit more input colour depth than the Epson WorkForce ES-590W Sheet-fed scanner (48 bit vs 30 bit). The Epson WorkForce ES-590W Sheet-fed scanner has 4,900 pages more daily duty cycle (max) than the Brother DS-940DWE scanner Sheet-fed scanner (5000 pages vs 100 pages). The Brother DS-940DWE scanner Sheet-fed scanner has 0.01 W more power consumption (off) than the Epson WorkForce ES-590W Sheet-fed scanner (0.11 W vs 0.1 W). Product colour: White on the Brother DS-940DWE scanner Sheet-fed scanner, Black on the Epson WorkForce ES-590W Sheet-fed scanner. Display: LED on the Brother DS-940DWE scanner Sheet-fed scanner, LCD on the Epson WorkForce ES-590W Sheet-fed scanner.

Input colour depth
- DS-940DWE scanner Sheet-fed scanner:48 bit
- WorkForce ES-590W Sheet-fed scanner:30 bit
Product colour
- DS-940DWE scanner Sheet-fed scanner:White
- WorkForce ES-590W Sheet-fed scanner:Black
Display
- DS-940DWE scanner Sheet-fed scanner:LED
- WorkForce ES-590W Sheet-fed scanner:LCD
Control type
- DS-940DWE scanner Sheet-fed scanner:Buttons
- WorkForce ES-590W Sheet-fed scanner:Touch
Sensor type
- DS-940DWE scanner Sheet-fed scanner:Dual CIS
- WorkForce ES-590W Sheet-fed scanner:CIS
Daily duty cycle (max)
- DS-940DWE scanner Sheet-fed scanner:100 pages
- WorkForce ES-590W Sheet-fed scanner:5000 pages
Scan drivers
- DS-940DWE scanner Sheet-fed scanner:TWAIN, WIA
- WorkForce ES-590W Sheet-fed scanner:TWAIN, ISIS, WIA, SANE, ICA
Power supply type
- DS-940DWE scanner Sheet-fed scanner:USB/Battery
- WorkForce ES-590W Sheet-fed scanner:AC

Side by side

Differences highlightedShow differences only

Comparison of DS-940DWE, ES-590W
79 specifications	A Brother DS-940DWE scanner Sheet-fed scanner Model DS-940DWE View product	B Epson WorkForce ES-590W Sheet-fed scanner Model ES-590W View product
Scanning1 differ
Maximum scan sizeKnown for one	Unknown — not stated by the source	215.9 x 6096 mm
Input colour depthDiffers	48 bit	30 bit
Output monochrome depthKnown for one	Unknown — not stated by the source	8 bit
ADF scan speed (b/w, A4)Known for one	Unknown — not stated by the source	45 ppm
ADF scan speed (colour, A4)Known for one	Unknown — not stated by the source	45 ppm
Black/white scanning colour modesKnown for one	Unknown — not stated by the source	Monochrome
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
Design3 differ
Product colourDiffers	White	Black
DisplayDiffers	LED	LCD
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Colour displayKnown for one	Unknown — not stated by the source	Yes
Control typeDiffers	Buttons	Touch
Performance4 differ
Sensor typeDiffers	Dual CIS	CIS
Light sourceKnown for one	Unknown — not stated by the source	ReadyScan LED
Scan file formatsKnown for one	Unknown — not stated by the source	BMP, JPEG, TIFF, PDF, PNG
Daily duty cycle (max)Differs	100 pages	5000 pages
Scan toDiffers	PC, Memory card, E-mail	E-mail, FTP, Network folder, USB, Memory card, Cloud
Scan driversDiffers	TWAIN, WIA	TWAIN, ISIS, WIA, SANE, ICA
Ultrasonic sensorKnown for one	Unknown — not stated by the source	Yes
Scanning noise levelKnown for one	Unknown — not stated by the source	47 dB
Maximum duty cycleKnown for one	2000 pages per month	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
Input capacityidentical
Standard input capacityKnown for one	Unknown — not stated by the source	100 sheets
Paper handling1 differ
Scanning media types supportedDiffers	Plastic Card, Plain paper, Business Card, Photo paper	Plastic Card, Post Card(JPN), Business Card
ISO A-series sizes (A0...A9)Known for one	Unknown — not stated by the source	A4, A5, A6
ISO B-series sizes (B0...B9)Known for one	Unknown — not stated by the source	B5, B6
LegalKnown for one	Unknown — not stated by the source	Yes
LetterKnown for one	Unknown — not stated by the source	Yes
Paper tray media weightKnown for one	Unknown — not stated by the source	27 - 413 g/m²
Card thickness (max)Known for one	1.24 mm	Unknown — not stated by the source
Ports & interfacesidentical
USB connector typeKnown for one	USB Type-C	Unknown — not stated by the source
Network1 differ
Wi-Fi standardsDiffers	802.11b, 802.11g, Wi-Fi 4 (802.11n)	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithmsKnown for one	SSL/TLS, 64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK, TKIP, AES	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Known for one	Unknown — not stated by the source	14 W
Power supply typeDiffers	USB/Battery	AC
Power consumption (off)Differs	0.11 W	0.1 W
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Sleep modeKnown for one	Unknown — not stated by the source	Yes
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	0.9 W
Power consumption (standby)Known for one	2.3 W	Unknown — not stated by the source
Battery typeKnown for one	Built-in battery	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	319 mm	296 mm
DepthDiffers	45.4 mm	169 mm
HeightDiffers	63.1 mm	167 mm
WeightDiffers	699 g	3.7 kg
Packaging dataidentical
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 content1 differ
Cables includedDiffers	USB	AC, USB
Batteries includedKnown for one	No	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
System requirements2 differ
Mac operating systems supportedDiffers	Mac OS 26 Tahoe, Mac OS X 15.0 Sequoia, Mac OS X 14.0 Sonoma	Mac OS X 11.0 Big Sur, Mac OS 12.4, Mac OS X 12.0 Monterey, Mac OS X 10.11 El Capitan, Mac OS 13.1, Mac OS 14.5, Mac OS 26 Tahoe, Mac OS X 13.0 Ventura, Mac OS X 14.0 Sonoma, Mac OS X 15.0 Sequoia
Windows operating systems supportedDiffers	Windows 10, Windows 11	Windows 10, Windows 10 x64, Windows 11, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64
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
Operational conditions3 differ
Storage temperature (T-T)Differs	-20 - 60 °C	-25 - 60 °C
Operating relative humidity (H-H)Differs	20 - 80%	15 - 80%
Storage relative humidity (H-H)Differs	10 - 90%	15 - 85%
Logistics dataidentical
Country of originKnown for one	Unknown — not stated by the source	Indonesia
Batteryidentical
Battery technologyKnown for one	Lithium	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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