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Product comparison · 2 scanners

Brother DS-940DWE scanner Sheet-fed scanner vs Epson WorkForce ES-550W ADF scanner

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  • 32specifications compared
  • 22differ
  • 10identical
  • 39known 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-550W ADF scanner (48 bit vs 30 bit). The Brother DS-940DWE scanner Sheet-fed scanner has 0.01 W more power consumption (off) than the Epson WorkForce ES-550W ADF scanner (0.11 W vs 0.1 W). The Brother DS-940DWE scanner Sheet-fed scanner has 23 mm more width than the Epson WorkForce ES-550W ADF scanner (319 mm vs 296 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 Epson WorkForce ES-550W ADF scanner.

  • Input colour depth
    • 48 bit
    • 30 bit
  • Scanner type
    • Sheet-fed scanner
    • ADF scanner
  • Built-in display
    • Yes
    • No
  • Product colour
    • White
    • Black
  • Sensor type
    • Dual CIS
    • CIS
  • Scan to
    • PC, Memory card, E-mail
    • E-mail, Network folder
  • Scan drivers
    • TWAIN, WIA
    • TWAIN, SANE, ICA
  • Power supply type
    • USB/Battery
    • AC

Side by side

Differences highlightedShow differences only
71 specifications
A

Brother

DS-940DWE scanner Sheet-fed scanner

Model DS-940DWE

View product
B

Epson

WorkForce ES-550W ADF scanner

Model ES-550W

View product
Scanning1 differ
Optical scanning resolution600 x 600 DPI600 x 600 DPI
Colour scanningYesYes
Duplex scanningYesYes
Input colour depthDiffers48 bit30 bit
Output colour depth24 bit24 bit
Output greyscale depthKnown for one8 bit
Greyscale levelsKnown for one256
Scan speedKnown for one4 sec/page
Maximum scan sizeKnown for one215.9 x 6069 mm
Output monochrome depthKnown for one8 bit
Design3 differ
Scanner typeDiffersSheet-fed scannerADF scanner
Built-in displayDiffersYesNo
Product colourDiffersWhiteBlack
DisplayKnown for oneLED
Control typeKnown for oneButtons
Performance3 differ
Sensor typeDiffersDual CISCIS
Daily duty cycle (max)Known for one100 pages
Maximum duty cycleKnown for one2000 pages per month
Scan toDiffersPC, Memory card, E-mailE-mail, Network folder
Scan driversDiffersTWAIN, WIATWAIN, SANE, ICA
Sound pressure level (max)Known for one53 dB
Compatible memory cardsKnown for oneSD, MicroSD (TransFlash)
Light sourceKnown for oneReadyScan LED
Scan file formatsKnown for oneBMP, JPEG, TIFF, PDF, PNG
Ultrasonic sensorKnown for oneYes
Paper handling1 differ
Maximum ISO A-series paper sizeA4A4
Scanning media types supportedDiffersPlastic Card, Plain paper, Business Card, Photo paperPost Card(JPN), Business Card, Plastic Card
Card thickness (max)Known for one1.24 mm
ISO A-series sizes (A0...A9)Known for oneA4, A5, A6
ISO B-series sizes (B0...B9)Known for oneB5, B6
LegalKnown for oneYes
LetterKnown for oneYes
Paper tray media weightKnown for one27 - 413 g/m²
Ports & interfacesidentical
USB portYesYes
USB version3.2 Gen 1 (3.1 Gen 1)3.2 Gen 1 (3.1 Gen 1)
USB connector typeKnown for oneUSB Type-C
Network1 differ
Wi-FiYesYes
Wi-Fi standardsDiffers802.11b, 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 oneSSL/TLS, 64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK, TKIP, AES
Wi-Fi DirectKnown for oneYes
Power2 differ
Power supply typeDiffersUSB/BatteryAC
Power consumption (standby)Known for one2.3 W
Power consumption (off)Differs0.11 W0.1 W
Battery typeKnown for oneBuilt-in battery
Power consumption (typical)Known for one13 W
AC input frequencyKnown for one50/60 Hz
Input voltageKnown for one100 - 240 V
Weight & dimensions4 differ
WidthDiffers319 mm296 mm
DepthDiffers45.4 mm169 mm
HeightDiffers63.1 mm176 mm
WeightDiffers699 g3.7 kg
Packaging dataidentical
Quantity per pack1 pc(s)1 pc(s)
Package widthKnown for one377 mm
Package depthKnown for one162 mm
Package heightKnown for one76 mm
Package weightKnown for one1.07 kg
Packaging content1 differ
Batteries includedKnown for oneNo
Cables includedDiffersUSBAC, USB
Bundled softwareKnown for oneWindows Software(Brother iPrint&Scan, Kofax Power PDF Standard v5, Remote Setup), Macintosh Software(Brother iPrint&Scan Desktop, Remote Setup)
Packaging contentKnown for oneUSB cable, Quick setup guide, Product safety guide, Warranty, Device
Batteryidentical
Battery technologyKnown for oneLithium
System requirements3 differ
Mac operating systems supportedDiffersMac OS 26 Tahoe, Mac OS X 15.0 Sequoia, Mac OS X 14.0 SonomaMac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10
Mobile operating systems supportedDiffersAndroid, iOS, iPadOSAndroid 10.0, Android 11.0, Android 12.0, Android 13.0, Android 14.0, Android 7.1, Android 7.1.2, Android 8.0, Android 8.1, Android 9.0, Android 10, Android 4.1, Android 4.2, Android 4.2.1, Android 4.2.2, Android 4.3, Android 4.4, Android 5.0, Android 5.1, Android 6.0, Android 7.0
Server operating systems supportedKnown for oneWindows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025
Windows operating systems supportedDiffersWindows 10, Windows 11Windows 10, Windows 11, Windows 7, Windows 8
Operational conditions3 differ
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Storage temperature (T-T)Differs-20 - 60 °C-25 - 60 °C
Operating relative humidity (H-H)Differs20 - 80%15 - 80%
Storage relative humidity (H-H)Differs10 - 90%15 - 85%
Input capacityidentical
Standard input capacityKnown for one100 sheets
Auto document feeder (ADF) input capacityKnown for one100 sheets

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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