Product comparison · 2 multifunction printers

Epson WorkForce 635 Inkjet A4 vs HP OfficeJet CM756A Inkjet A4

38specifications compared
14differ
24identical
63known for one product only

Key differences

Maximum resolution
- WorkForce 635 Inkjet A4:5760 x 1440 DPI
- OfficeJet CM756A Inkjet A4:1200 x 1200 DPI
Print speed (colour, normal quality, A4/US Letter)
- WorkForce 635 Inkjet A4:7.2 ppm
- OfficeJet CM756A Inkjet A4:11 ppm
Input colour depth
- WorkForce 635 Inkjet A4:48 bit
- OfficeJet CM756A Inkjet A4:24 bit
Fax memory
- WorkForce 635 Inkjet A4:180 pages
- OfficeJet CM756A Inkjet A4:100 pages
Fax speed dialing (max numbers)
- WorkForce 635 Inkjet A4:60
- OfficeJet CM756A Inkjet A4:75
Market positioning
- WorkForce 635 Inkjet A4:Home & office
- OfficeJet CM756A Inkjet A4:Business
Display diagonal
- WorkForce 635 Inkjet A4:6.35 cm (2.5")
- OfficeJet CM756A Inkjet A4:10.9 cm (4.3")
Power consumption (average operating)
- WorkForce 635 Inkjet A4:16 W
- OfficeJet CM756A Inkjet A4:28 W

Side by side

Differences highlightedShow differences only

Comparison of 635, CM756A
101 specifications	A Epson WorkForce 635 Inkjet A4 Model 635 View product	B HP OfficeJet CM756A Inkjet A4 Model CM756A View product
Printing2 differ
Print technology	Inkjet	Inkjet
Printing	Colour printing	Colour printing
Duplex printing	Yes	Yes
Maximum resolutionDiffers	5760 x 1440 DPI	1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)	15 ppm	15 ppm
Print speed (colour, normal quality, A4/US Letter)Differs	7.2 ppm	11 ppm
Duplex print speed (black, normal quality, A4/US Letter)Known for one	7.5 ppm	Unknown — not stated by the source
Duplex print speed (colour, normal quality, A4/US Letter)Known for one	4.5 ppm	Unknown — not stated by the source
DVD/CD printingKnown for one	No	Unknown — not stated by the source
Time to first page (black, normal)Known for one	Unknown — not stated by the source	14 s
Time to first page (colour, normal)Known for one	Unknown — not stated by the source	15 s
Copyingidentical
Copying	Colour copying	Colour copying
Maximum number of copies	99 copies	99 copies
Copier resize	25 - 400%	25 - 400%
PC free copyingKnown for one	Yes	Unknown — not stated by the source
Maximum copy resolutionKnown for one	Unknown — not stated by the source	1200 x 600 DPI
Copy speed (black, normal quality, A4)Known for one	Unknown — not stated by the source	35 cpm
Copy speed (colour, normal quality, A4)Known for one	Unknown — not stated by the source	34 cpm
Scanning1 differ
Scanning	Colour scanning	Colour scanning
Optical scanning resolutionKnown for one	2400 x 2400 DPI	Unknown — not stated by the source
Maximum scan resolutionKnown for one	9600 x 9600 DPI	Unknown — not stated by the source
Scanner type	Flatbed & ADF scanner	Flatbed & ADF scanner
Scan technologyKnown for one	CIS	Unknown — not stated by the source
Scan toKnown for one	Memory card, E-mail, Image, OCR	Unknown — not stated by the source
Input colour depthDiffers	48 bit	24 bit
Output colour depthKnown for one	24 bit	Unknown — not stated by the source
Maximum scan areaKnown for one	Unknown — not stated by the source	Legal (216 x 356)
Image formats supportedKnown for one	Unknown — not stated by the source	JPG, TIF
Greyscale levelsKnown for one	Unknown — not stated by the source	256
Fax2 differ
Faxing	Colour faxing	Colour faxing
Fax transmission speedKnown for one	3 sec/page	Unknown — not stated by the source
Modem speedKnown for one	33.6 Kbit/s	Unknown — not stated by the source
Fax memoryDiffers	180 pages	100 pages
Fax speed dialing (max numbers)Differs	60	75
Fax resolution (black)Known for one	Unknown — not stated by the source	203 x 98 DPI
Auto-redialingKnown for one	Unknown — not stated by the source	Yes
Fax broadcastingKnown for one	Unknown — not stated by the source	48 locations
Featuresidentical
Digital sender	No	No
Number of print cartridges	4	4
Printing colours	Black, Cyan, Magenta, Yellow	Black, Cyan, Magenta, Yellow
Maximum duty cycleKnown for one	Unknown — not stated by the source	15000 pages per month
All-In-One-multitaskingKnown for one	Unknown — not stated by the source	Yes
Input & output capacityidentical
Total input capacity	250 sheets	250 sheets
Auto document feeder (ADF)Known for one	Yes	Unknown — not stated by the source
Auto document feeder (ADF) input capacityKnown for one	30 sheets	Unknown — not stated by the source
Total output capacityKnown for one	Unknown — not stated by the source	150 sheets
Paper handling1 differ
Maximum ISO A-series paper size	A4	A4
Paper tray media typesDiffers	Bond paper, Envelopes, Glossy paper, Matte paper, Photo paper, Plain paper	Card stock, Envelopes, Photo paper, Transparencies
ISO A-series sizes (A0...A9)	A4, A5, A6	A4, A5, A6
ISO B-series sizes (B0...B9)Known for one	B5	Unknown — not stated by the source
Non-ISO print media sizesKnown for one	Executive	Unknown — not stated by the source
Envelopes sizesKnown for one	10	Unknown — not stated by the source
Photo paper sizes (imperial)Known for one	4x6,5x7,8x10,8.5x11	Unknown — not stated by the source
Borderless printing media sizesKnown for one	4x6, 5x7, A4	Unknown — not stated by the source
Maximum print sizeKnown for one	Unknown — not stated by the source	216 x 356 mm
JIS B-series sizes (B0...B9)Known for one	Unknown — not stated by the source	B5
Ports & interfaces1 differ
Standard interfacesDiffers	Ethernet, USB 2.0, Wireless LAN	USB 2.0
Direct printing	Yes	Yes
USB port	Yes	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Networkidentical
Wi-Fi	Yes	Yes
Ethernet LAN	Yes	Yes
Performance1 differ
Card reader integrated	Yes	Yes
Compatible memory cardsDiffers	CF, Memory Stick (MS), MicroDrive, microSDHC, miniSD, miniSDHC, MMC, MMC+, MMCmicro, MS Duo, MS Micro (M2), MS PRO, MS PRO Duo, SD, SDHC, xD	Memory Stick (MS), microSDHC, miniSD, MMC, MMCmicro, MS Duo, MS PRO, SDHC
Sound pressure level (printing)Known for one	38 dB	Unknown — not stated by the source
Sound pressure level (duplex printing)Known for one	38 dB	Unknown — not stated by the source
Sound pressure level (copying)Known for one	38 dB	Unknown — not stated by the source
Sound pressure level (scanning)Known for one	38 dB	Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
Internal memoryKnown for one	Unknown — not stated by the source	128 MB
Design2 differ
Market positioningDiffers	Home & office	Business
Built-in displayKnown for one	Yes	Unknown — not stated by the source
DisplayKnown for one	LCD	Unknown — not stated by the source
Display diagonalDiffers	6.35 cm (2.5")	10.9 cm (4.3")
TouchscreenKnown for one	Unknown — not stated by the source	Yes
Control typeKnown for one	Unknown — not stated by the source	Touch
Power2 differ
Power consumption (average operating)Differs	16 W	28 W
Power consumption (off)Differs	0.2 W	0.6 W
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC input voltageKnown for one	100 - 120 V	Unknown — not stated by the source
Power consumption (standby)Known for one	Unknown — not stated by the source	6.3 W
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 85%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 40 °C	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	RoHS	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	7.62 kg	12.7 kg
Packaging contentidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Bundled softwareKnown for one	Epson Easy Photo Print, Epson Scan, ABBYY FineReader	Unknown — not stated by the source
Other features1 differ
Dimensions (WxDxH)Differs	447 x 556.3 x 231.1 mm	502 x 428 x 308 mm
All-in-one functions	Copy, Fax, Print, Scan	Copy, Fax, Print, Scan
Colour all-in-one functions	Copy, Fax, Print, Scan	Copy, Fax, Print, Scan
Compatible operating systemsKnown for one	Windows 7, Windows Vista, Windows XP, Windows XP x64 Mac OS X, 10.4.11, 10.5.8 and 10.6.x	Unknown — not stated by the source
Network readyKnown for one	Yes	Unknown — not stated by the source
PictBridge	Yes	Yes
SafetyKnown for one	UL60950, CSA C22.2 No. 60950 EMI FCC Part 15 subpart B B, CAN/CSA-CEI/IEC CISPR 22 B	Unknown — not stated by the source
Standard input traysKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vist
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes

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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