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Product comparison · 2 multifunction printers

Epson WorkForce 635 Inkjet A4 vs HP Enterprise CM4540fskm

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  • 53specifications compared
  • 37differ
  • 16identical
  • 83known for one product only

Key differences

  • Print technology
    • Inkjet
    • Laser
  • Maximum resolution
    • 5760 x 1440 DPI
    • 600 x 600 DPI
  • Print speed (black, normal quality, A4/US Letter)
    • 15 ppm
    • 42 ppm
  • Print speed (colour, normal quality, A4/US Letter)
    • 7.2 ppm
    • 42 ppm
  • Maximum number of copies
    • 99 copies
    • 9999 copies
  • Optical scanning resolution
    • 2400 x 2400 DPI
    • 600 x 600 DPI
  • Input colour depth
    • 48 bit
    • 30 bit
  • Faxing
    • Colour faxing
    • Mono faxing

Side by side

Differences highlightedShow differences only
136 specifications
A

Epson

WorkForce 635 Inkjet A4

Model 635

View product
B

HP

Enterprise CM4540fskmView product
Printing4 differ
Print technologyDiffersInkjetLaser
Maximum resolutionDiffers5760 x 1440 DPI600 x 600 DPI
Print speed (black, normal quality, A4/US Letter)Differs15 ppm42 ppm
Print speed (colour, normal quality, A4/US Letter)Differs7.2 ppm42 ppm
Time to first page (black, normal)Known for one12.5 s
Time to first page (colour, normal)Known for one12.5 s
Duplex print speed (black, normal quality, A4/US Letter)Known for one7.5 ppm
Duplex print speed (colour, normal quality, A4/US Letter)Known for one4.5 ppm
DVD/CD printingKnown for oneNo
Copying1 differ
Maximum copy resolutionKnown for one600 x 600 DPI
Copy speed (black, normal quality, A4)Known for one42 cpm
Copy speed (colour, normal quality, A4)Known for one42 cpm
Maximum number of copiesDiffers99 copies9999 copies
PC free copyingKnown for oneYes
Scanning3 differ
Optical scanning resolutionDiffers2400 x 2400 DPI600 x 600 DPI
Maximum scan areaKnown for oneLegal (216 x 356)
Scan toDiffersMemory card, E-mail, Image, OCRE-mail, FTP, USB
Scan speed (black)Known for one42 ppm
Image formats supportedKnown for oneJPG, TIF
Input colour depthDiffers48 bit30 bit
Greyscale levelsKnown for one256
Maximum scan resolutionKnown for one9600 x 9600 DPI
Scan technologyKnown for oneCIS
Output colour depthKnown for one24 bit
Fax3 differ
FaxingDiffersColour faxingMono faxing
Fax resolution (black)Known for one300 x 300 DPI
Fax transmission speedDiffers3 sec/page6 sec/page
Auto-redialingKnown for oneYes
Fax speed dialing (max numbers)Differs60100
Fax forwardingKnown for oneYes
Auto reductionKnown for oneYes
Distinctive ringKnown for oneNo
Fax broadcastingKnown for one100 locations
Fax delayed sendingKnown for oneNo
Modem speedKnown for one33.6 Kbit/s
Fax memoryKnown for one180 pages
Features1 differ
Maximum duty cycleKnown for one175000 pages per month
Recommended duty cycleKnown for one9000
Digital senderDiffersNoYes
Page description languagesKnown for onePCL 5c, PCL 6, PDF 1.4, PostScript 3
All-In-One-multitaskingKnown for oneYes
Printing coloursKnown for oneBlack, Cyan, Magenta, Yellow
Input & output capacity2 differ
Total number of input traysKnown for one5
Total input capacityDiffers250 sheets2000 sheets
Total output capacityKnown for one900 sheets
Multi-Purpose trayKnown for oneYes
Multi-Purpose tray input capacityKnown for one100 sheets
Auto document feeder (ADF) input capacityDiffers30 sheets50 sheets
Maximum input capacity for envelopesKnown for one10
Paper handling3 differ
Maximum print sizeKnown for one216 x 356 mm
Paper tray media typesDiffersBond paper, Envelopes, Glossy paper, Matte paper, Photo paper, Plain paperCard stock, Envelopes, Glossy paper, Labels, Plain paper, Pre-printed, Recycled paper, Transparencies
ISO C-series sizes (C0...C9)Known for oneC5
Non-ISO print media sizesDiffersExecutiveExecutive, Statement
JIS B-series sizes (B0...B9)Known for oneB5
Envelopes sizesDiffers107 3/4, 9, 10, B5, C5, C6, DL
Custom media lengthKnown for one210 - 356 mm
Custom media widthKnown for one76 - 216 mm
Paper tray media weightKnown for one60 - 216 g/m²
Auto Document Feeder (ADF) media weightKnown for one60 - 120 g/m²
Envelope feederKnown for oneNo
ISO B-series sizes (B0...B9)Known for oneB5
Photo paper sizes (imperial)Known for one4x6,5x7,8x10,8.5x11
Borderless printing media sizesKnown for one4x6, 5x7, A4
Ports & interfaces2 differ
Standard interfacesDiffersEthernet, USB 2.0, Wireless LANEthernet, USB 2.0
Direct printingDiffersYesNo
Network1 differ
Wi-FiDiffersYesNo
Performance1 differ
Internal memoryKnown for one1280 MB
Maximum internal memoryKnown for one1280 MB
Card reader integratedDiffersYesNo
Built-in processorKnown for oneYes
Processor familyKnown for oneIntel
Processor modelKnown for oneLE80578
Processor frequencyKnown for one800 MHz
Compatible memory cardsKnown for oneCF, Memory Stick (MS), MicroDrive, microSDHC, miniSD, miniSDHC, MMC, MMC+, MMCmicro, MS Duo, MS Micro (M2), MS PRO, MS PRO Duo, SD, SDHC, xD
Sound pressure level (printing)Known for one38 dB
Sound pressure level (duplex printing)Known for one38 dB
Sound pressure level (copying)Known for one38 dB
Sound pressure level (scanning)Known for one38 dB
Design2 differ
Market positioningDiffersHome & officeBusiness
Display diagonalDiffers6.35 cm (2.5")20.3 cm (8")
Display resolutionKnown for one800 x 300 pixels
TouchscreenKnown for oneYes
Control typeKnown for oneTouch
Colour displayKnown for oneYes
DisplayKnown for oneLCD
Power4 differ
Power consumption (average operating)Differs16 W780 W
Power consumption (PowerSave)Known for one21.5 W
Power consumption (standby)Known for one91 W
Power consumption (off)Differs0.2 W0.3 W
AC input frequencyDiffers50 - 60 Hz60 Hz
AC input voltageDiffers100 - 120 V110 V
System requirementsidentical
Mac operating systems supportedKnown for oneMac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard
Server operating systems supportedKnown for oneWindows Server 2003, Windows Server 2003 x64, Windows Server 2008, Windows Server 2008 x64
Minimum storage drive spaceKnown for one220 MB
Operational conditions4 differ
Operating relative humidity (H-H)Differs20 - 80%10 - 80%
Operating temperature (T-T)Differs10 - 35 °C10 - 30 °C
Storage relative humidity (H-H)Differs5 - 85%10 - 90%
Storage temperature (T-T)Differs-20 - 40 °C0 - 35 °C
Recommended humidity operating rangeKnown for one30 - 70%
Recommended operating temperature range (T-T)Known for one15 - 27 °C
Certificates1 differ
CertificationDiffersRoHSCISPR 22, EN, FCC, GB, EMC, IEC
Weight & dimensions1 differ
WeightDiffers7.62 kg88.6 kg
Packaging dataidentical
Package weightKnown for one110.2 kg
Other features4 differ
Networking featuresKnown for oneGigabit Ethernet
Dimensions (WxDxH)Differs447 x 556.3 x 231.1 mm1072 x 668 x 1119 mm
All-in-one functionsDiffersCopy, Fax, Print, ScanCopy, Digital sender, Fax, Print, Scan
Colour all-in-one functionsDiffersCopy, Fax, Print, ScanCopy, Print, Scan
Compatible operating systemsDiffersWindows 7, Windows Vista, Windows XP, Windows XP x64 Mac OS X, 10.4.11, 10.5.8 and 10.6.xWindows 7 (32/64-bit) Windows Vista (32/64-bit) Windows XP SP2+ (32/64-bit) Windows Server 2008 (32/64-bit) Windows Server 2008 R2 Windows Server 2003 (32/64-bit) Citrix Novell Mac OS X v10.4+ Linux
Minimum system requirements for MacintoshKnown for one150MB HDD
Scan file formatsKnown for onePDF, TIFF, XPS
Acoustic power emissionsKnown for one7.3B(A)
Acoustic pressure emissionsKnown for one57 dB
Automatic paper sensorKnown for oneYes
Duplex ADF scanningKnown for oneYes
Junk barrier supportedKnown for oneYes
SureSupply supportedKnown for oneYes
PictBridgeKnown for oneYes
SafetyKnown for oneUL60950, CSA C22.2 No. 60950 EMI FCC Part 15 subpart B B, CAN/CSA-CEI/IEC CISPR 22 B
Packaging contentidentical
Drivers includedKnown for oneYes
Bundled softwareKnown for oneEpson Easy Photo Print, Epson Scan, ABBYY FineReader

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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