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Product comparison · 2 multifunction printers

Epson EcoTank ET-4900 Inkjet A4 vs HP OfficeJet 8122e All-in-One Printer

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  • 37specifications compared
  • 21differ
  • 16identical
  • 111known for one product only

Key differences

The Epson EcoTank ET-4900 Inkjet A4 has 40 sheets more total output capacity than the HP OfficeJet 8122e All-in-One Printer (100 sheets vs 60 sheets). The HP OfficeJet 8122e All-in-One Printer has 5 sheets more auto document feeder (ADF) input capacity than the Epson EcoTank ET-4900 Inkjet A4 (35 sheets vs 30 sheets). The Epson EcoTank ET-4900 Inkjet A4 has 1.93 W more power consumption (ready) than the HP OfficeJet 8122e All-in-One Printer (6 W vs 4.07 W). Print technology: Inkjet on the Epson EcoTank ET-4900 Inkjet A4, Thermal inkjet on the HP OfficeJet 8122e All-in-One Printer. Maximum resolution: 5760 x 1440 DPI on the Epson EcoTank ET-4900 Inkjet A4, 4800 x 1200 DPI on the HP OfficeJet 8122e All-in-One Printer.

  • Print technology
    • Inkjet
    • Thermal inkjet
  • Maximum resolution
    • 5760 x 1440 DPI
    • 4800 x 1200 DPI
  • Optical scanning resolution
    • 1200 x 2400 DPI
    • 1200 x 1200 DPI
  • Total output capacity
    • 100 sheets
    • 60 sheets
  • Auto document feeder (ADF) input capacity
    • 30 sheets
    • 35 sheets
  • ISO C-series sizes (C0...C9)
    • C6
    • C5, C6
  • Envelopes sizes
    • DL, 10, C6
    • C5, C6
  • Photo paper sizes
    • 13x18,10x15 cm
    • 10x15,13x18 cm

Side by side

Differences highlightedShow differences only
148 specifications
A

Epson

EcoTank ET-4900 Inkjet A4

Model ET-4900

View product
B

HP

OfficeJet 8122e All-in-One PrinterView product
Printing2 differ
Print technologyDiffersInkjetThermal inkjet
PrintingColour printingColour printing
Duplex printingKnown for oneYes
Duplex printing modeKnown for oneAuto
Maximum resolutionDiffers5760 x 1440 DPI4800 x 1200 DPI
Print resolution colourKnown for one4800 x 1200 DPI
Print resolution blackKnown for one1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)Known for one20 ppm
Print speed (colour, normal quality, A4/US Letter)Known for one10 ppm
Print speed (black, draft quality, A4/US Letter)Known for one29 ppm
Print speed (colour, draft quality, A4/US Letter)Known for one25 ppm
Print speed (ISO/IEC 24734) blackKnown for one20 ppm
Print speed (ISO/IEC 24734) colourKnown for one10 ppm
N-in-1 print functionKnown for oneYes
Watermark printingKnown for oneYes
Booklet printing functionKnown for oneYes
Borderless printingYesYes
Copyingidentical
CopyingColour copyingColour copying
Copy speed (black, normal quality, A4)Known for one25 cpm
Copy speed (colour, normal quality, A4)Known for one17 cpm
Copy speed (black, draft, A4)Known for one25 cpm
Copy speed (colour, draft, A4)Known for one17 cpm
Maximum number of copiesKnown for one99 copies
Copier resizeKnown for one25 - 400%
ID-card copy functionKnown for oneYes
Auto fit functionKnown for oneYes
Scanning1 differ
ScanningColour scanningColour scanning
Optical scanning resolutionDiffers1200 x 2400 DPI1200 x 1200 DPI
Maximum scan resolutionKnown for one1200 x 1200 DPI
Maximum scan areaKnown for one215.9 x 297 mm
Scanner typeKnown for oneFlatbed scanner
Scan technologyCISCIS
Scan toKnown for oneSoftware
Scan speed (black)Known for one8 ppm
Scan speed (colour)Known for one3.5 ppm
Image formats supportedKnown for oneBMP, JPG, PNG, TIFF
Document formats supportedKnown for onePDF
Input colour depthKnown for one24 bit
Greyscale levelsKnown for one256
Scan driversKnown for oneTWAIN
Featuresidentical
Maximum duty cycleKnown for one20000 pages per month
Recommended duty cycleKnown for one0 - 800 pages per month
Duplex functionsKnown for onePrint
Digital senderKnown for oneYes
Number of print cartridges44
Printing coloursBlack, Cyan, Magenta, YellowBlack, Cyan, Magenta, Yellow
All-In-One-multitaskingKnown for oneYes
Country of originKnown for oneThailand
Replacement cartridgesKnown for oneHP 923 Black Original Ink Cartridge (~530pages) 4K0T3LN; HP 923 Cyan Original Ink Cartridge (~400 pages) 4K0T0LN; HP 923 Magenta Original Ink Cartridge (~400 pages) 4K0T1LN; HP 923 Yellow Original Ink Cartridge (~400 pages) 4K0T2LN. Actual yield varies considerably based on content of printed pages
HP segmentKnown for oneHome, Home office
Ink tank systemKnown for oneYes
Input & output capacity2 differ
Total number of input trays11
Total input capacityKnown for one225 sheets
Total output capacityDiffers100 sheets60 sheets
Auto document feeder (ADF)YesYes
Auto document feeder (ADF) input capacityDiffers30 sheets35 sheets
Maximum number of input traysKnown for one1
Maximum input capacityKnown for one225 sheets
Maximum output capacityKnown for one60 sheets
Paper handling4 differ
Maximum ISO A-series paper sizeA4A4
Maximum print sizeKnown for one210 x 297 mm
Paper tray media typesKnown for onePlain paper, Glossy paper, Photo paper, Recycled paper, Matte paper, Lightweight paper
ISO A-series sizes (A0...A9)A4, A5, A6A4, A5, A6
ISO C-series sizes (C0...C9)DiffersC6C5, C6
Non-ISO print media sizesKnown for oneHagaki card
JIS B-series sizes (B0...B9)Known for oneB5
Envelopes sizesDiffersDL, 10, C6C5, C6
Photo paper sizesDiffers13x18,10x15 cm10x15,13x18 cm
Photo paper sizes (imperial)Known for one8.5x13"
Borderless printing media sizesDiffers10x15A4, Letter
Custom media lengthKnown for one127 - 355.6 mm
Custom media widthKnown for one76.2 - 215.9 mm
Paper tray media weightKnown for one60 - 280 g/m²
Envelope feederKnown for oneNo
ISO B-series sizes (B0...B9)Known for oneB5, B6
Ports & interfacesidentical
Direct printingYesYes
USB portYesYes
USB 2.0 ports quantityKnown for one1
Network2 differ
Ethernet LANYesYes
Wi-Fi DirectYesYes
Wi-Fi standardsDiffers802.11b, 802.11g, Wi-Fi 4 (802.11n)Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n), 802.11g, 802.11b, 802.11a
BluetoothKnown for oneYes
Security algorithmsDiffers128-bit WEP, 64-bit WEP, WPA2-AES, WPA2-PSK, WPA3-SAESSL/TLS, WPA2-Enterprise, EAP-TLS, WPA3-Enterprise, WPA3-Personal, PEAP, HTTPS
Mobile printing technologiesKnown for oneMopria Print Service, Apple AirPrint
Wi-FiKnown for oneYes
Performanceidentical
Internal memoryKnown for one256 MB
Maximum internal memoryKnown for one512 MB
Built-in processorKnown for oneYes
Processor frequencyKnown for one1200 MHz
Sound power level (printing)Known for one6.6 dB
Design1 differ
Built-in displayYesYes
DisplayDiffersLCDCGD
Display diagonalKnown for one6.86 cm (2.7")
Control typeKnown for oneButtons, Touch
Colour displayKnown for oneYes
Product colourKnown for oneBlack
Market positioningKnown for oneHome & office
Power3 differ
Power consumption (ready)Differs6 W4.07 W
Power consumption (sleep)Differs0.5 W1.02 W
Power consumption (off)Differs0.1 W0.11 W
AC input frequencyKnown for one50/60 Hz
AC input voltageKnown for one100 - 240 V
Power consumption (copying)Known for one12 W
Energy Star Typical Electricity Consumption (TEC)Known for one0.11 kWh/week
Brand-specific featuresidentical
HP Instant InkKnown for oneYes
HP Dynamic securityKnown for oneYes
HP Security toolsKnown for oneSSL/TLS (HTTPS); IPP over TLS; 802.1x Authentication for Ethernet (PEAP and EAP-TLS); WPA2-Enterprise; WPA3-Enterprise; WPA2-Personal; WPA3-Personal; Certificates configuration; Password protect EWS; Unused protocol and service disablement; Signed firmware; Administrator settings
HP GTIN (EAN/UPC)Known for one198415788283
System requirements2 differ
Windows operating systems supportedDiffersWindows 10, Windows 7, Windows 8, Windows 8.1Windows 10, Windows 11
Mac operating systems supportedDiffersYesMac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura, Mac OS X 14.0 Sonoma, MacOS
Other operating systems supportedKnown for oneChromeOS
Server operating systems supportedKnown for oneWindows Small Business Server 2008, Windows Server 2008 R2, Windows Server 2012 x64, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025
Operational conditionsidentical
Non-operating altitudeKnown for one0 - 4500 m
Operating altitudeKnown for one0 - 3000 m
Operating relative humidity (H-H)Known for one20 - 80%
Operating temperature (T-T)Known for one5 - 40 °C
Storage temperature (T-T)Known for one-40 - 60 °C
Recommended humidity operating rangeKnown for one25 - 75%
Recommended operating temperature range (T-T)Known for one15 - 32 °C
Certificatesidentical
CertificationKnown for oneCISPR 32:2015 / EN 55032:2015 Class B; CISPR 24:2010 / EN 55024:2010; CISPR 35:2016 / EN 55035:2017+A11:2020; EN 61000-3-2:2014 / IEC 61000-3-2:2014; EN 61000-3-3:2013 / IEC 61000-3-3:2013; EN 301 489-1 V2.2.3; EN 301 489-17 V3.2.4; FCC CFR 47 Part 15 Class B ICES-003, Issue 7; Class B VCCI V-3:2015
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR, Forest Stewardship Council (FSC)
Sustainable technologies and materialsKnown for oneContains ocean-bound recycled plastic; Recyclable through HP Planet Partners; FSC Certified Packaging
Weight & dimensions4 differ
WidthDiffers375 mm460 mm
DepthDiffers317 mm337.5 mm
HeightDiffers224 mm233 mm
WeightDiffers5.5 kg8 kg
Packaging dataidentical
Package widthKnown for one506 mm
Package depthKnown for one298 mm
Package heightKnown for one408 mm
Package weightKnown for one10.2 kg
Packaging contentidentical
Cartridge(s) includedKnown for oneYes
Included cartridge capacity (black)Known for one255 pages
Included cartridge capacity (CMY)Known for one270 pages
Bundled softwareKnown for oneHP Printer Software
Logistics dataidentical
Harmonized System (HS) codeKnown for one8443310000
Technical detailsidentical
Box contentsKnown for oneNA: HP 923 Setup Black Ink Cartridge; HP 923 Setup Cyan Ink Cartridge; HP 923 Setup Magenta Ink Cartridge; HP 923 Setup Yellow Ink Cartridge; Power Cord; Regulatory Flyer; Ink Caution Flyer; Setup Poster; Reference Guide; EMEA/AP DM: HP 924 Setup Black Ink Cartridge; HP 924 Setup Cyan Ink Cartridge;
Other featuresidentical
Number of usersKnown for one5 user(s)
Compatible operating systemsKnown for oneWindows 11; Windows 10; macOS 11 Big Sur; macOS 12 Monterey; macOS 13 Ventura; macOS 14 Sonoma; Linux; Chrome OS
Manufacturer warrantyKnown for oneOne-year limited hardware warranty with option to extend to two-years with acceptance of HP+ Offer. For more info please visit us at http://support.hp.com . [9]
Number of print headsKnown for one4
Power supply typeKnown for oneInternal (Built-in) Universal Power Supply
Processor frequencyKnown for one1.2 GHz
Recommended system requirementsKnown for oneMicrosoft Windows 11; 10; 32-bit or 64-bit; 2 GB available hard disk space; Internet connection; Microsoft Internet Explorer or Edge. Apple macOS v11 Big Sur; macOS v12 Monterey; macOS v13 Ventura; 2 GB HD; Internet required.
Electromagnetic compatibilityKnown for oneCISPR 32:2015 / EN 55032:2015 Class B; CISPR 24:2010 / EN 55024:2010; CISPR 35:2016 / EN 55035:2017+A11:2020; EN 61000-3-2:2014 / IEC 61000-3-2:2014; EN 61000-3-3:2013 / IEC 61000-3-3:2013; EN 301 489-1 V2.2.3; EN 301 489-17 V3.2.4; FCC CFR 47 Part 15 Class B ICES-003, Issue 7; Class B VCCI V-3:2015
Custom media sizesKnown for oneTray 1: 76.2 x 127 to 215.9 x 355.6 mm
UNSPSC-codeKnown for one43212110
Faxidentical
FaxingKnown for oneColour faxing
Fax memoryKnown for one100 pages

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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