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Product comparison · 2 multifunction printers

Epson EcoTank ET-4951 vs Xerox CX961 Laser A3

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  • 36specifications compared
  • 29differ
  • 7identical
  • 118known for one product only

Key differences

The Epson EcoTank ET-4951 has 3,600 x 1200 DPI more maximum resolution than the Xerox CX961 Laser A3 (4800 x 1200 DPI vs 1200 x 1200 DPI). The Epson EcoTank ET-4951 has 1.4 s more time to first page (black, normal) than the Xerox CX961 Laser A3 (8.5 s vs 7.1 s). The Epson EcoTank ET-4951 has 5.3 s more time to first page (colour, normal) than the Xerox CX961 Laser A3 (13.5 s vs 8.2 s). Optical scanning resolution: 1200 x 2400 DPI on the Epson EcoTank ET-4951, 300 x 300 DPI on the Xerox CX961 Laser A3. Image formats supported: BMP, JPEG, PICT, TIFF, MTIFF, PNG on the Epson EcoTank ET-4951, JPEG, JPG on the Xerox CX961 Laser A3.

  • Maximum resolution
    • 4800 x 1200 DPI
    • 1200 x 1200 DPI
  • Time to first page (black, normal)
    • 8.5 s
    • 7.1 s
  • Time to first page (colour, normal)
    • 13.5 s
    • 8.2 s
  • Optical scanning resolution
    • 1200 x 2400 DPI
    • 300 x 300 DPI
  • Document formats supported
    • PDF
    • DOCX, PDF, RTF, TXT
  • Maximum duty cycle
    • 1600 pages per month
    • 270000 pages per month
  • Printing colours
    • Yellow, Magenta, Cyan, Black
    • Black, Cyan, Magenta, Yellow
  • Total input capacity
    • 250 sheets
    • 700 sheets

Side by side

Differences highlightedShow differences only
154 specifications
A

Epson

EcoTank ET-4951

Model C11CL40408CA

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B

Xerox

CX961 Laser A3

Model CX961

View product
Printing3 differ
Print technologyKnown for oneLaser
PrintingKnown for oneColour printing
Maximum resolutionDiffers4800 x 1200 DPI1200 x 1200 DPI
Print resolution colourKnown for one1200 x 1200 DPI
Print resolution blackKnown for one1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)Known for one35 ppm
Print speed (colour, normal quality, A4/US Letter)Known for one35 ppm
Duplex print speed (black, normal quality, A4/US Letter)Known for one35 ppm
Duplex print speed (colour, normal quality, A4/US Letter)Known for one35 ppm
Time to first page (black, normal)Differs8.5 s7.1 s
Time to first page (colour, normal)Differs13.5 s8.2 s
Duplex printing modeKnown for oneAuto
Print speed (ISO/IEC 24734) blackKnown for one18 ppm
Print speed (ISO/IEC 24734) colourKnown for one9 ppm
Duplex print speed (ISO/IEC 24734, A4) blackKnown for one7 ppm
Duplex print speed (ISO/IEC 24734, A4) colourKnown for one5 ppm
Borderless printingKnown for oneYes
Copyingidentical
CopyingKnown for oneColour copying
Duplex copyingKnown for oneYes
Copy speed (black, normal quality, A4)Known for one35 cpm
Copy speed (colour, normal quality, A4)Known for one35 cpm
Time to first copy (black, normal)Known for one8.5 s
Time to first copy (colour, normal)Known for one9.5 s
Copier resizeKnown for one25 - 400%
Copy speedKnown for oneUp to12 ipm Black, Up to5 ipm Colour; *Simplex ADF 600 x 600 dpi (ISO/ IEC 24735)
Scanning3 differ
ScanningKnown for oneColour scanning
Optical scanning resolutionDiffers1200 x 2400 DPI300 x 300 DPI
Optical scanning resolution (black)Known for one300 x 300 ppi
Optical scanning resolution (colour)Known for one300 x 300 ppi
Maximum scan resolutionKnown for one600 x 600 DPI
Maximum scan areaKnown for one297 x 432 mm
Scanner typeKnown for oneFlatbed & ADF scanner
Scan toKnown for oneE-mail, FTP, Network folder, PC, USB
Scan speed (black)Known for one120 ppm
Scan speed (colour)Known for one120 ppm
Duplex scan speed (colour)Known for one240 ppm
Duplex scan speed (black)Known for one240 ppm
Image formats supportedDiffersBMP, JPEG, PICT, TIFF, MTIFF, PNGJPEG, JPG
Document formats supportedDiffersPDFDOCX, PDF, RTF, TXT
Scan technologyKnown for oneCIS
Duplex scan speed (A4/Letter, black): up toKnown for one3.5 ppm
Duplex scan speed (A4/Letter, colour): up toKnown for one3.5 ppm
Scan speed (black, normal quality)Known for one5 ipm with ADF scan 9 sec. with flatbed scan
Scan speed (colour, normal quality)Known for one5 ipm with ADF scan 21 sec. with flatbed scan
Features2 differ
Maximum duty cycleDiffers1600 pages per month270000 pages per month
Recommended duty cycleKnown for one7000 - 50000 pages per month
Duplex functionsKnown for oneCopy, Print, Scan
Printing coloursDiffersYellow, Magenta, Cyan, BlackBlack, Cyan, Magenta, Yellow
Page description languagesKnown for onePCL 5, PCL 6, PCLm, PDF 1.7, PPDS, PostScript 3
Printer fontsKnown for onePCL, PPDS, PostScript, Scalable
Country of originKnown for onePhilippines
Input & output capacity3 differ
Total number of input traysKnown for one2
Total input capacityDiffers250 sheets700 sheets
Total output capacityDiffers30 sheets500 sheets
Paper tray 1 input capacityKnown for one550 sheets
Multi-Purpose trayKnown for oneYes
Multi-Purpose tray input capacityKnown for one150 sheets
Auto document feeder (ADF) input capacityDiffers30 sheets300 sheets
Auto document feeder (ADF) output capacityKnown for one300 sheets
Maximum number of input traysKnown for one4
Maximum input capacityKnown for one4750 sheets
Maximum output capacityKnown for one2650 sheets
Paper handling5 differ
Maximum ISO A-series paper sizeKnown for oneA3
Paper tray media typesDiffersPlain paper, EnvelopesArt paper, Card stock, Envelopes, Glossy paper, Labels, Plain paper
ISO A-series sizes (A0...A9)DiffersA4, A5, A6A3, A4, A5, A6
Non-ISO print media sizesDiffersLetterExecutive, Folio, Hagaki card, Ledger (media size), Legal, Oficio, Statement
JIS B-series sizes (B0...B9)Known for oneB4, B5
Envelopes sizesDiffers10, DL, C67 3/4, 9, 10, B5, C4, C5, DL
Paper tray media weightDiffers64 - 300 g/m²60 - 300 g/m²
Multi-Purpose Tray media weightKnown for one60 - 300 g/m²
ISO B-series sizes (B0...B9)Known for oneB6, B5
Photo paper sizesKnown for one10x15,13x18 cm
Ports & interfacesidentical
Direct printingKnown for oneYes
USB portKnown for oneYes
USB connectorKnown for oneUSB Type-A / USB Type-B
USB 2.0 ports quantityKnown for one2
Network2 differ
Wi-FiKnown for oneYes
Ethernet LANKnown for oneYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Security algorithmsDiffers64-bit WEP, 128-bit WEP, WPA2-PSK, WPA3-SAE802.1x RADIUS, IPSec, LEAP, MD5, MSCHAPv2, PEAP, SNMPv3, TLS, TTLS, WPA, WPA2-Personal
Supported network protocols (IPv4)Known for oneIPSEC
Supported network protocols (IPv6)Known for oneIPSEC
Management protocolsKnown for oneDHCP, APIPA (AutoIP), mDNS, BOOTP, WINS, DDNS, DNS, ARP
Mobile printing technologiesDiffersApple AirPrint, Epson Smart Panel, Epson Connect, Epson Email Print, Epson Remote Print, Epson Scan to CloudApple AirPrint, Mopria Print Service
Performanceidentical
Internal memoryKnown for one4000 MB
Maximum internal memoryKnown for one4000 MB
Built-in processorKnown for oneYes
Processor coresKnown for one4
Processor frequencyKnown for one1200 MHz
Sound pressure level (printing)Known for one46 dB
Sound pressure level (duplex printing)Known for one48 dB
Sound pressure level (copying)Known for one52 dB
Sound pressure level (scanning)Known for one50 dB
Sound power level (standby)Known for one15 dB
Design3 differ
Product colourDiffersBlackBlack, White
Market positioningDiffersHome & officeWorkgroup
Display diagonalDiffers6.1 cm (2.4")25.4 cm (10")
Poweridentical
Power consumption (printing)Known for one580 W
Power consumption (ready)Known for one72 W
Power consumption (sleep)Known for one1.2 W
Power consumption (off)Known for one0.2 W
Energy Star Typical Electricity Consumption (TEC)Known for one0.58 kWh/week
AC input voltageKnown for one100 - 240 V
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 10, Windows 10 x64, Windows 11, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 8.1, Windows 8.1 x64, Windows Vista, Windows Vista x64
Linux operating systems supportedKnown for oneYes
Server operating systems supportedKnown for oneWindows Server 2008, Windows Server 2008 R2, Windows Server 2008 x64, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, Windows Server 2022
Operational conditionsidentical
Operating altitudeKnown for one0 - 2896 m
Operating relative humidity (H-H)Known for one15 - 80%
Storage temperature (T-T)Known for one10 - 32.2 °C
Sustainabilityidentical
Sustainability certificatesKnown for oneBlue Angel, ENERGY STAR, EPEAT Silver, ErP
Weight & dimensions4 differ
WidthDiffers375 mm592 mm
DepthDiffers347 mm660 mm
HeightDiffers240 mm858 mm
WeightDiffers7.3 kg90.1 kg
Packaging data4 differ
Package widthDiffers415 mm740 mm
Package depthDiffers510 mm785 mm
Package heightDiffers325 mm1080 mm
Package weightDiffers10.9 kg110.5 kg
Quantity per packKnown for one1 pc(s)
Packaging contentidentical
Cartridge(s) includedKnown for oneYes
Included cartridge capacity (black)Known for one15000 pages
Included cartridge capacity (CMY)Known for one12000 pages
Technical detailsidentical
Compliance certificatesKnown for oneBSMI, CB, CCC, CE, CECP, EFTA, Federal Communications Commission (FCC), GS mark, ICES, KC, KCC, Mopria Certified, Norma Oficial Mexicana (NOM), RCM, UKCA, UL, US FDA, VCCI, cUL
Safety warningKnown for oneContains 1,2-benzisothiazol-3(2H)-one. May produce an allergic reaction.<br>Contains 2,4,7,9-tetramethyldec-5-yne-4,7-diol. May produce an allergic reaction.<br>Always follow the information on the product label.
Box contentsKnown for one1 set of ink (1x 127ml BK, 3x 70ml CMY) + Extra Black, Main unit, Power cable, Quick Setup Guide, Warranty document
Colours capacityKnown for oneBlack [127ml], Cyan [70ml], Yellow [70ml], Magenta [70ml]
Faxidentical
FaxingKnown for oneColour faxing
Fax transmission speedKnown for one3 sec/page
Modem speedKnown for one33.6 Kbit/s
Fax memoryKnown for one100 pages
Auto-redialingKnown for oneYes
Fax speed dialing (max numbers)Known for one100
Fax forwarding toKnown for onePC
Other featuresidentical
Printing methodKnown for oneEpson PrecisionCore
Standard input traysKnown for one250-sheet paper tray
Number of usersKnown for one4 user(s)
All-in-one functionsKnown for oneScan, Copy, Fax, Print
Compatible operating systemsKnown for oneMac OS X 10.9.5 or later, Windows 10 (32/64 bit), Windows 11, Windows 7 (32/64 bit), Windows 8 (32/64 bit), Windows 8.1 (32/64 bit), Windows Server 2008 (32/64bit), Windows Server 2008 R2, Windows Server 2012 (64bit), Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, Windows Server 2
EmulationsKnown for oneESC/P-R
InterfaceKnown for oneUSB, Ethernet, Wi-Fi Direct, Wireless LAN IEEE 802.11a/b/g/n/ac(Wi-Fi 5)/k/v/r
Colour printing technologyKnown for onePigment black and Dye colour Inks
Ink dropKnown for one3.3 pl
Page yield high capacity (black & white)Known for one15,100 pages
Page yield high capacity (colour)Known for one5,500 pages
Print head nozzlesKnown for one400 Nozzles Black, 128 Nozzles per Color
Print speedKnown for one35 pages/min Monochrome (plain paper 75 g/m&sup2;), 23 pages/min Colour (plain paper 75 g/m&sup2;)

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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