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Product comparison · 2 multifunction printers

Epson EcoTank L6171 Inkjet A4 vs HP OfficeJet Pro 7740 Thermal inkjet A3

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  • 53specifications compared
  • 32differ
  • 21identical
  • 59known for one product only

Key differences

  • Print technology
    • Inkjet
    • Thermal inkjet
  • Print speed (black, normal quality, A4/US Letter)
    • 33 ppm
    • 22 ppm
  • Print speed (colour, normal quality, A4/US Letter)
    • 20 ppm
    • 18 ppm
  • Copy speed (black, normal quality, A4)
    • 11 cpm
    • 33 cpm
  • Copy speed (colour, normal quality, A4)
    • 5.5 cpm
    • 31 cpm
  • Optical scanning resolution
    • 1200 x 2400 DPI
    • 1200 x 1200 DPI
  • Maximum scan area
    • 216 x 297 mm
    • 297 x 432 mm
  • Scanner type
    • Flatbed scanner
    • Flatbed & ADF scanner

Side by side

Differences highlightedShow differences only
112 specifications
A

Epson

EcoTank L6171 Inkjet A4

Model L6171

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B

HP

OfficeJet Pro 7740 Thermal inkjet A3

Model 7740

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Printing3 differ
Print technologyDiffersInkjetThermal inkjet
Duplex printing modeKnown for oneAuto
Print speed (black, normal quality, A4/US Letter)Differs33 ppm22 ppm
Print speed (colour, normal quality, A4/US Letter)Differs20 ppm18 ppm
Print speed (black, draft quality, A4/US Letter)Known for one34 ppm
Print speed (colour, draft quality, A4/US Letter)Known for one34 ppm
Time to first page (black, normal)Known for one9 s
Time to first page (colour, normal)Known for one10 s
Duplex print speed (black, normal quality, A4/US Letter)Known for one6.5 ppm
Duplex print speed (colour, normal quality, A4/US Letter)Known for one4.5 ppm
Copying2 differ
Maximum copy resolutionKnown for one600 x 600 DPI
Copy speed (black, normal quality, A4)Differs11 cpm33 cpm
Copy speed (colour, normal quality, A4)Differs5.5 cpm31 cpm
Scanning5 differ
Optical scanning resolutionDiffers1200 x 2400 DPI1200 x 1200 DPI
Maximum scan areaDiffers216 x 297 mm297 x 432 mm
Scanner typeDiffersFlatbed scannerFlatbed & ADF scanner
Scan toDiffersImageE-mail, Memory card, PC
Image formats supportedKnown for oneBMP, JPG, PNG, TIF
Document formats supportedKnown for onePDF, RTF
Input colour depthDiffers48 bit24 bit
Greyscale levelsKnown for one256
TWAIN versionKnown for one2.1
Maximum scan resolutionKnown for one9600 x 9600 DPI
Output colour depthKnown for one24 bit
Fax1 differ
FaxingDiffersNoColour faxing
Fax resolution (black)Known for one300 x 300 DPI
Fax transmission speedKnown for one4 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 one99
Fax forwardingKnown for oneYes
Auto reductionKnown for oneYes
Distinctive ringKnown for oneYes
Fax delayed sendingKnown for oneYes
Features1 differ
Maximum duty cycleKnown for one30000 pages per month
Recommended duty cycleKnown for one250 - 1500 pages per month
Duplex functionsKnown for oneCopy, Fax, Print, Scan
Digital senderKnown for oneYes
Page description languagesDiffersESC/P-RPCL 3, PCL 6, PostScript 3
All-In-One-multitaskingKnown for oneYes
Input & output capacity2 differ
Total number of input traysKnown for one2
Total input capacityDiffers150 sheets500 sheets
Total output capacityDiffers30 sheets75 sheets
Paper input typeKnown for onePaper tray
Maximum number of input traysKnown for one2
Maximum input capacityKnown for one500 sheets
Auto document feeder (ADF)Known for oneYes
Auto document feeder (ADF) input capacityKnown for one30 sheets
Paper handling3 differ
Maximum ISO A-series paper sizeDiffersA4A3
Paper tray media typesDiffersBond paper, Photo paper, Plain paperEnvelopes, Glossy paper, Matte paper, Photo paper, Plain paper
ISO A-series sizes (A0...A9)DiffersA4, A6A3, A4
Non-ISO print media sizesKnown for oneExecutive, Ledger (media size)
Multi-purpose tray media typesKnown for oneLegal, Letter
Envelopes sizesKnown for one10, C6, DL
Photo paper sizes (imperial)Known for one4x6,5x7,8x10
Ports & interfaces1 differ
Standard interfacesDiffersEthernet, USB 2.0, Wireless LANEthernet, RJ-11, USB 2.0, Wireless LAN
RJ-11 ports quantityKnown for one1
USB 2.0 ports quantityKnown for one1
Network1 differ
Mobile printing technologiesDiffersApple AirPrint, Google Cloud Print, Mopria Print ServiceApple AirPrint, Google Cloud Print, HP ePrint, Mopria Print Service
Cabling technologyKnown for one10/100Base-T(X)
Ethernet LAN data ratesKnown for one10,100 Mbit/s
Performanceidentical
Internal memoryKnown for one512 MB
Maximum internal memoryKnown for one512 MB
Card reader integratedKnown for oneNo
Built-in processorKnown for oneYes
Processor frequencyKnown for one1200 MHz
Design3 differ
Product colourDiffersBlackBlack, White
Market positioningDiffersHome & officeBusiness
Display diagonalDiffers6.1 cm (2.4")6.73 cm (2.65")
TouchscreenKnown for oneYes
Control typeKnown for oneTouch
DisplayKnown for oneLCD
Power3 differ
Power consumption (average operating)Differs12 W37 W
Power consumption (standby)Differs5.3 W6.5 W
Power consumption (sleep)Differs0.9 W1.47 W
Energy Star Typical Electricity Consumption (TEC)Known for one0.398 kWh/week
Power consumption (printing)Known for one12 W
Brand-specific featuresidentical
HP Dynamic securityKnown for oneYes
System requirements2 differ
Windows operating systems supportedDiffersWindows 10, Windows 7, Windows 8, Windows 8.1, Windows VistaYes
Mac operating systems supportedDiffersMac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 MavericksMac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.9 Mavericks
Server operating systems supportedKnown for oneWindows Server 2003 R2
Operational conditions1 differ
Operating temperature (T-T)Differs10 - 35 °C5 - 40 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage temperature (T-T)Known for one-5 - 85 °C
Weight & dimensions4 differ
WidthDiffers375 mm584 mm
DepthDiffers347 mm466.9 mm
HeightDiffers231 mm383.3 mm
WeightDiffers6.7 kg19.5 kg
Packaging contentidentical
ManualKnown for oneYes
Technical detailsidentical
Compliance certificatesKnown for oneRoHS

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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