Product comparison · 2 multifunction printers

Epson EcoTank ET-2921 Inkjet A4 vs Epson EcoTank ET-4900 Inkjet A4

39specifications compared
13differ
26identical
29known for one product only

Key differences

The Epson EcoTank ET-4900 Inkjet A4 has 70 sheets more total output capacity than the Epson EcoTank ET-2921 Inkjet A4 (100 sheets vs 30 sheets). The Epson EcoTank ET-2921 Inkjet A4 has 0.02 kWh/week more energy Star Typical Electricity Consumption (TEC) than the Epson EcoTank ET-4900 Inkjet A4 (0.13 kWh/week vs 0.11 kWh/week). The Epson EcoTank ET-4900 Inkjet A4 has 14 mm more width than the Epson EcoTank ET-2921 Inkjet A4 (375 mm vs 361 mm). Only the Epson EcoTank ET-4900 Inkjet A4 has Ethernet LAN. Faxing: No on the Epson EcoTank ET-2921 Inkjet A4, Colour faxing on the Epson EcoTank ET-4900 Inkjet A4.

Faxing
- EcoTank ET-2921 Inkjet A4:No
- EcoTank ET-4900 Inkjet A4:Colour faxing
Total output capacity
- EcoTank ET-2921 Inkjet A4:30 sheets
- EcoTank ET-4900 Inkjet A4:100 sheets
Envelopes sizes
- EcoTank ET-2921 Inkjet A4:10, C6, DL
- EcoTank ET-4900 Inkjet A4:DL, 10, C6
Photo paper sizes
- EcoTank ET-2921 Inkjet A4:10x15,13x18 cm
- EcoTank ET-4900 Inkjet A4:13x18,10x15 cm
Ethernet LAN
- EcoTank ET-2921 Inkjet A4:No
- EcoTank ET-4900 Inkjet A4:Yes
Energy Star Typical Electricity Consumption (TEC)
- EcoTank ET-2921 Inkjet A4:0.13 kWh/week
- EcoTank ET-4900 Inkjet A4:0.11 kWh/week
Width
- EcoTank ET-2921 Inkjet A4:361 mm
- EcoTank ET-4900 Inkjet A4:375 mm
Height
- EcoTank ET-2921 Inkjet A4:162 mm
- EcoTank ET-4900 Inkjet A4:224 mm

Side by side

Differences highlightedShow differences only

Comparison of ET-2921, ET-4900
68 specifications	A Epson EcoTank ET-2921 Inkjet A4 Model ET-2921 View product	B Epson EcoTank ET-4900 Inkjet A4 Model ET-4900 View product
Printingidentical
Duplex printingKnown for one	Yes	Unknown — not stated by the source
Duplex printing modeKnown for one	Manual	Unknown — not stated by the source
Print speed (black, normal quality, A4/US Letter)Known for one	33 ppm	Unknown — not stated by the source
Print speed (colour, normal quality, A4/US Letter)Known for one	27 ppm	Unknown — not stated by the source
Time to first page (black, normal)Known for one	10 s	Unknown — not stated by the source
Time to first page (colour, normal)Known for one	16 s	Unknown — not stated by the source
Scanningidentical
Scanner typeKnown for one	Flatbed scanner	Unknown — not stated by the source
Image formats supportedKnown for one	BMP, JPEG, TIFF, PNG	Unknown — not stated by the source
Document formats supportedKnown for one	PDF	Unknown — not stated by the source
Fax1 differ
FaxingDiffers	No	Colour faxing
Fax memoryKnown for one	Unknown — not stated by the source	100 pages
Featuresidentical
Duplex functionsKnown for one	Print	Unknown — not stated by the source
Ink tank systemKnown for one	Unknown — not stated by the source	Yes
Input & output capacity1 differ
Total input capacityKnown for one	100 sheets	Unknown — not stated by the source
Total output capacityDiffers	30 sheets	100 sheets
Auto document feeder (ADF)Known for one	Unknown — not stated by the source	Yes
Auto document feeder (ADF) input capacityKnown for one	Unknown — not stated by the source	30 sheets
Paper handling2 differ
Paper tray media typesKnown for one	Envelopes	Unknown — not stated by the source
Non-ISO print media sizesKnown for one	Legal, Letter	Unknown — not stated by the source
Envelopes sizesDiffers	10, C6, DL	DL, 10, C6
Photo paper sizesDiffers	10x15,13x18 cm	13x18,10x15 cm
Paper tray media weightKnown for one	64 - 300 g/m²	Unknown — not stated by the source
ISO C-series sizes (C0...C9)Known for one	Unknown — not stated by the source	C6
Borderless printing media sizesKnown for one	Unknown — not stated by the source	10x15
Network2 differ
Ethernet LANDiffers	No	Yes
Security algorithmsDiffers	64-bit WEP, 128-bit WEP, WPA2-PSK, WPA2-AES, WPA3-SAE	128-bit WEP, 64-bit WEP, WPA2-AES, WPA2-PSK, WPA3-SAE
Mobile printing technologiesKnown for one	Apple AirPrint, Mopria Print Service, Epson Connect	Unknown — not stated by the source
Wi-Fi DirectKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Energy Star Typical Electricity Consumption (TEC)Differs	0.13 kWh/week	0.11 kWh/week
AC input frequencyKnown for one	50/60 Hz	Unknown — not stated by the source
AC input voltageKnown for one	100 - 240 V	Unknown — not stated by the source
Power consumption (sleep)Known for one	Unknown — not stated by the source	0.5 W
System requirements3 differ
Windows operating systems supportedDiffers	Windows 11, Windows 10, Windows 7, Windows 8, Windows 8.1	Windows 10, Windows 7, Windows 8, Windows 8.1
Mac operating systems supportedDiffers	Mac OS 12.4, Mac OS 13.1, Mac OS 14.5, Mac OS X 10.11 El Capitan, Mac OS X 10.10 Yosemite, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.9 Mavericks, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey, Mac OS X 13.0 Ventura, Mac OS X 14.0 S	Yes
Server operating systems supportedDiffers	Windows Server 2008, Windows Server 2008 R2, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2025	Windows 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
Weight & dimensions3 differ
WidthDiffers	361 mm	375 mm
HeightDiffers	162 mm	224 mm
WeightDiffers	4.2 kg	5.5 kg
Packaging contentidentical
Cartridge(s) includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC	Unknown — not stated by the source
User guideKnown for one	Yes	Unknown — not stated by the source

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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