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Product comparison · 2 multifunction printers

Epson WorkForce WF-4640 Inkjet A4 vs Epson Expression XP-820 Inkjet A4

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  • 64specifications compared
  • 28differ
  • 36identical
  • 18known for one product only

Key differences

  • Maximum resolution
    • 4800 x 1200 DPI
    • 5760 x 1440 DPI
  • Print speed (black, normal quality, A4/US Letter)
    • 20 ppm
    • 14 ppm
  • Print speed (colour, normal quality, A4/US Letter)
    • 20 ppm
    • 11 ppm
  • Duplex print speed (black, normal quality, A4/US Letter)
    • 11 ppm
    • 5.4 ppm
  • Duplex print speed (colour, normal quality, A4/US Letter)
    • 11 ppm
    • 5 ppm
  • Copy speed (black, normal quality, A4)
    • 19 cpm
    • 11 cpm
  • Copy speed (colour, normal quality, A4)
    • 19 cpm
    • 8.1 cpm
  • Maximum number of copies
    • 999 copies
    • 99 copies

Side by side

Differences highlightedShow differences only
82 specifications
A

Epson

WorkForce WF-4640 Inkjet A4

Model WF-4640

View product
B

Epson

Expression XP-820 Inkjet A4

Model XP-820

View product
Printing5 differ
Print technologyInkjetInkjet
PrintingColour printingColour printing
Duplex printingYesYes
Maximum resolutionDiffers4800 x 1200 DPI5760 x 1440 DPI
Print speed (black, normal quality, A4/US Letter)Differs20 ppm14 ppm
Print speed (colour, normal quality, A4/US Letter)Differs20 ppm11 ppm
Duplex print speed (black, normal quality, A4/US Letter)Differs11 ppm5.4 ppm
Duplex print speed (colour, normal quality, A4/US Letter)Differs11 ppm5 ppm
Time to first page (colour, normal)Known for one12 s
Copying3 differ
CopyingColour copyingColour copying
Copy speed (black, normal quality, A4)Differs19 cpm11 cpm
Copy speed (colour, normal quality, A4)Differs19 cpm8.1 cpm
Maximum number of copiesDiffers999 copies99 copies
PC free copyingYesYes
Copier resizeKnown for one25 - 400%
Scanning1 differ
ScanningColour scanningColour scanning
Optical scanning resolutionDiffers1200 x 2400 DPI4800 x 4800 DPI
Maximum scan resolution9600 x 9600 DPI9600 x 9600 DPI
Scanner typeFlatbed & ADF scannerFlatbed & ADF scanner
Scan technologyCISCIS
Input colour depth48 bit48 bit
Output colour depth24 bit24 bit
Fax1 differ
FaxingColour faxingColour faxing
Fax transmission speed3 sec/page3 sec/page
Modem speed33.6 Kbit/s33.6 Kbit/s
Fax memoryDiffers550 pages180 pages
Fax broadcastingKnown for one200 locations
Fax speed dialing (max numbers)Known for one100
Features2 differ
Maximum duty cycleKnown for one30000 pages per month
Number of print cartridgesDiffers45
Printing coloursDiffersBlack, Cyan, Magenta, YellowBlack, Cyan, Magenta, Photo black, Yellow
All-In-One-multitaskingYesYes
Digital senderKnown for oneYes
Input & output capacity1 differ
Total number of input trays11
Total input capacityDiffers250 sheets100 sheets
Multi-Purpose trayKnown for oneYes
Multi-Purpose tray input capacityKnown for one80 sheets
Paper input typeKnown for onePaper tray
Maximum input capacityKnown for one580 sheets
Total output capacityKnown for one30 sheets
Paper handling2 differ
Maximum ISO A-series paper sizeA4A4
Paper tray media typesDiffersGlossy paper, Matte paper, Photo paper, Plain paperPhoto paper, Plain paper
ISO A-series sizes (A0...A9)A4A4
Non-ISO print media sizesKnown for oneLegal
Photo paper sizes (imperial)Differs4x6,5x7,8x104x6,5x7,8x10,8.5x11
Ports & interfacesidentical
Standard interfacesEthernet, USB 2.0, Wireless LANEthernet, USB 2.0, Wireless LAN
USB portYesYes
USB 2.0 ports quantity11
Network2 differ
Wi-FiYesYes
Ethernet LANYesYes
Cabling technologyDiffers10/100/1000Base-T(X)10/100Base-T(X)
Ethernet LAN data ratesDiffers10,100,1000 Mbit/s10,100 Mbit/s
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)802.11b, 802.11g, Wi-Fi 4 (802.11n)
Mobile printing technologiesApple AirPrint, Epson Connect, Google Cloud PrintApple AirPrint, Epson Connect, Google Cloud Print
Performance1 differ
Card reader integratedDiffersNoYes
Memory slotsKnown for one1
Compatible memory cardsKnown for oneCF, MS Duo, SD, SDHC, SDXC
Sound pressure level (printing)Known for one43 dB
Design2 differ
Product colourBlackBlack
Market positioningDiffersBusinessHome & office
Built-in displayYesYes
DisplayLCDLCD
Display diagonalDiffers10.9 cm (4.3")8.89 cm (3.5")
TouchscreenYesYes
Control typeTouchTouch
Power2 differ
Power consumption (average operating)Differs21 W13 W
Power consumption (PowerSave)Known for one2 W
Power consumption (standby)Known for one8.2 W
Power consumption (off)Differs0.3 W0.2 W
AC input frequency50 - 60 Hz50 - 60 Hz
AC input voltage100 - 240 V100 - 240 V
System requirements1 differ
Windows operating systems supportedYesYes
Mac operating systems supportedDiffersMac OS X 10.5 Leopard, Mac OS X 10.9 MavericksMac OS X 10.10 Yosemite, Mac OS X 10.6 Snow Leopard
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2003 R2, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Operational conditions1 differ
Operating relative humidity (H-H)20 - 80%20 - 80%
Operating temperature (T-T)-20 - 40 °C-20 - 40 °C
Storage relative humidity (H-H)Differs20 - 80%5 - 85%
Storage temperature (T-T)10 - 35 °C10 - 35 °C
Weight & dimensions4 differ
WidthDiffers460 mm436.9 mm
DepthDiffers655.3 mm596.9 mm
HeightDiffers462 mm205.7 mm
WeightDiffers16.8 kg9.75 kg

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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