Product comparison · 2 multifunction printers

HP LaserJet Pro MFP M521dw vs HP Pro 400 MFP M425dn

75specifications compared
31differ
44identical
75known for one product only

Key differences

Print speed (black, normal quality, A4/US Letter)
- LaserJet Pro MFP M521dw:40 ppm
- Pro 400 MFP M425dn:33 ppm
Copying
- LaserJet Pro MFP M521dw:Colour copying
- Pro 400 MFP M425dn:Mono copying
Copy speed (black, normal quality, A4)
- LaserJet Pro MFP M521dw:40 cpm
- Pro 400 MFP M425dn:33 cpm
Maximum scan area
- LaserJet Pro MFP M521dw:216 x 297 mm
- Pro 400 MFP M425dn:216 x 381 mm
Scan to
- LaserJet Pro MFP M521dw:Software, TWAIN, WIA
- Pro 400 MFP M425dn:Cloud, E-mail, File
Scan speed (black)
- LaserJet Pro MFP M521dw:19 ppm
- Pro 400 MFP M425dn:20 ppm
Scan speed (colour)
- LaserJet Pro MFP M521dw:14 ppm
- Pro 400 MFP M425dn:9 ppm
Input colour depth
- LaserJet Pro MFP M521dw:24 bit
- Pro 400 MFP M425dn:30 bit

Side by side

Differences highlightedShow differences only

Comparison of LaserJet Pro MFP M521dw, Pro 400 MFP M425dn
150 specifications	A HP LaserJet Pro MFP M521dw View product	B HP Pro 400 MFP M425dn View product
Printing1 differ
Print technology	Laser	Laser
Printing	Mono printing	Mono printing
Duplex printing	Yes	Yes
Duplex printing mode	Auto	Auto
Maximum resolution	1200 x 1200 DPI	1200 x 1200 DPI
Print resolution blackKnown for one	1200 x 1200 DPI	Unknown — not stated by the source
Print speed (black, normal quality, A4/US Letter)Differs	40 ppm	33 ppm
Time to first page (black, normal)	8 s	8 s
Secure printingKnown for one	Yes	Unknown — not stated by the source
Duplex print speed (black, normal quality, A4/US Letter)Known for one	Unknown — not stated by the source	15 ppm
Copying2 differ
CopyingDiffers	Colour copying	Mono copying
Duplex copyingKnown for one	Yes	Unknown — not stated by the source
Maximum copy resolution	600 x 600 DPI	600 x 600 DPI
Copy speed (black, normal quality, A4)Differs	40 cpm	33 cpm
Maximum number of copies	99 copies	99 copies
Copier resize	25 - 400%	25 - 400%
Auto fit functionKnown for one	Yes	Unknown — not stated by the source
Scanning5 differ
Scanning	Colour scanning	Colour scanning
Duplex scanningKnown for one	Yes	Unknown — not stated by the source
Optical scanning resolution	1200 x 1200 DPI	1200 x 1200 DPI
Optical scanning resolution (ADF)Known for one	300 x 300 DPI	Unknown — not stated by the source
Maximum scan resolutionKnown for one	1200 x 2400 DPI	Unknown — not stated by the source
Maximum scan areaDiffers	216 x 297 mm	216 x 381 mm
Scanner type	Flatbed & ADF scanner	Flatbed & ADF scanner
Scan technologyKnown for one	CIS	Unknown — not stated by the source
Scan toDiffers	Software, TWAIN, WIA	Cloud, E-mail, File
Scan speed (black)Differs	19 ppm	20 ppm
Scan speed (colour)Differs	14 ppm	9 ppm
Input colour depthDiffers	24 bit	30 bit
Greyscale levels	256	256
Scan driversKnown for one	WIA, TWAIN	Unknown — not stated by the source
TWAIN version	1.9	1.9
Image formats supportedKnown for one	Unknown — not stated by the source	BMP, JPG, PNG, TIF
Document formats supportedKnown for one	Unknown — not stated by the source	PDF, RTF, TXT
Fax2 differ
Faxing	Mono faxing	Mono faxing
Fax resolution (black)	300 x 300 DPI	300 x 300 DPI
Fax transmission speed	3 sec/page	3 sec/page
Modem speed	33.6 Kbit/s	33.6 Kbit/s
Fax memoryKnown for one	250 pages	Unknown — not stated by the source
Auto-redialingKnown for one	Yes	Unknown — not stated by the source
Speed diallingKnown for one	Yes	Unknown — not stated by the source
Fax speed dialing (max numbers)Differs	100	120
Fax forwardingKnown for one	Yes	Unknown — not stated by the source
Auto reductionKnown for one	Yes	Unknown — not stated by the source
Fax broadcastingDiffers	100 locations	119 locations
Fax delayed sendingKnown for one	No	Unknown — not stated by the source
Features3 differ
Maximum duty cycleDiffers	75000 pages per month	50000 pages per month
Recommended duty cycleDiffers	2000 - 6000 pages per month	750 - 3000 pages per month
Duplex functionsKnown for one	Print, Scan	Unknown — not stated by the source
Number of print cartridges	1	1
Printing colours	Black	Black
Page description languagesDiffers	PCL 5, PCL 6, PostScript 3, PCLm	PCL 5e, PCL 6, PDF 1.7, PostScript 3
Printer fontsKnown for one	Scalable, TrueType	Unknown — not stated by the source
All-In-One-multitasking	Yes	Yes
Country of originKnown for one	China	Unknown — not stated by the source
HP segmentKnown for one	Business	Unknown — not stated by the source
Digital senderKnown for one	Unknown — not stated by the source	Yes
Input & output capacity4 differ
Total number of input traysKnown for one	2	Unknown — not stated by the source
Total input capacityDiffers	600 sheets	250 sheets
Total output capacityDiffers	250 sheets	150 sheets
Paper tray 1 input capacityKnown for one	100 sheets	Unknown — not stated by the source
Paper tray 2 input capacityKnown for one	500 sheets	Unknown — not stated by the source
Multi-Purpose tray	Yes	Yes
Multi-Purpose tray input capacityDiffers	100 sheets	50 sheets
Paper input typeKnown for one	Paper tray	Unknown — not stated by the source
Auto document feeder (ADF)	Yes	Yes
Auto document feeder (ADF) input capacity	50 sheets	50 sheets
Maximum number of input traysKnown for one	3	Unknown — not stated by the source
Maximum input capacityKnown for one	1100 sheets	Unknown — not stated by the source
Maximum output capacityDiffers	350 sheets	150 sheets
Paper handling2 differ
Maximum ISO A-series paper size	A4	A4
Maximum print sizeKnown for one	210 x 297 mm	Unknown — not stated by the source
Paper tray media typesDiffers	Bond paper, Transparencies, Letterhead, Card stock, Rough paper, Labels, Plain paper, Recycled paper, Envelopes	Bond paper, Card stock, Envelopes, Heavy paper, Labels, Plain paper, Pre-printed, Recycled 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
ISO C-series sizes (C0...C9)Known for one	C5, C6	Unknown — not stated by the source
Non-ISO print media sizesKnown for one	Oficio, 16K	Unknown — not stated by the source
JIS B-series sizes (B0...B9)Differs	B5, B6	B5
Envelopes sizesKnown for one	B5, C5, C6, DL	Unknown — not stated by the source
Photo paper sizesKnown for one	10x15 cm	Unknown — not stated by the source
Custom media lengthKnown for one	127 - 356 mm	Unknown — not stated by the source
Custom media widthKnown for one	76 - 216 mm	Unknown — not stated by the source
Paper tray media weightKnown for one	59 - 199 g/m²	Unknown — not stated by the source
Ports & interfaces1 differ
Standard interfacesDiffers	Ethernet, USB 2.0, Wireless LAN	Ethernet, RJ-11, USB 2.0
Direct printing	Yes	Yes
USB port	Yes	Yes
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
RJ-11 ports quantityKnown for one	Unknown — not stated by the source	1
Network2 differ
Wi-FiDiffers	Yes	No
Ethernet LAN	Yes	Yes
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Security algorithmsKnown for one	128-bit WEP, PEAP, EAP-TLS, WEP, AES, SNMPv3, HTTPS, TKIP, SSL/TLS, LEAP, WPA	Unknown — not stated by the source
Mobile printing technologiesDiffers	Mopria Print Service, HP ePrint, Apple AirPrint	Apple AirPrint, HP ePrint, Mopria Print Service
Performanceidentical
Internal memory	256 MB	256 MB
Maximum internal memory	256 MB	256 MB
Built-in processorKnown for one	Yes	Unknown — not stated by the source
Processor frequency	800 MHz	800 MHz
Sound pressure level (printing)Known for one	54 dB	Unknown — not stated by the source
Sound power level (printing)Known for one	6.7 dB	Unknown — not stated by the source
Card reader integratedKnown for one	Unknown — not stated by the source	No
Design1 differ
Product colourDiffers	Black, Grey	Black
Market positioning	Business	Business
Built-in display	Yes	Yes
DisplayKnown for one	LCD	Unknown — not stated by the source
Display diagonal	8.89 cm (3.5")	8.89 cm (3.5")
Touchscreen	Yes	Yes
Control type	Touch	Touch
Colour display	Yes	Yes
Power4 differ
Power consumption (average operating)Differs	760 W	600 W
Power consumption (printing)Known for one	760 W	Unknown — not stated by the source
Power consumption (copying)Known for one	520 W	Unknown — not stated by the source
Power consumption (ready)Known for one	18.2 W	Unknown — not stated by the source
Power consumption (sleep)Known for one	4.3 W	Unknown — not stated by the source
Power consumption (off)Differs	0.3 W	0.1 W
Energy Star Typical Electricity Consumption (TEC)Known for one	2.812 kWh/week	Unknown — not stated by the source
AC input frequencyDiffers	50/60 Hz	50 - 60 Hz
AC input voltageDiffers	110 - 240 V	220 - 240 V
Power consumption (standby)Known for one	Unknown — not stated by the source	10.5 W
Brand-specific featuresidentical
HP ePrintKnown for one	Yes	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supported	Yes	Yes
Mac operating systems supported	Yes	Yes
Linux operating systems supported	Yes	Yes
Server operating systems supportedKnown for one	Windows Server 2008, Windows Server 2012	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	10 - 32.5 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 90%	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	CISPR 22: 2008/EN 55022: 2010 Class A, EN 61000-3-2: 2006 +A1:2009 +A2: 2009, EN 61000-3-3: 2008, EN 55024: 1998+A1+A2, FCC Title 47 CFR, Part 15 Class A (USA), ICES-003, Issue 4, (Canada), GB9254-2008, GB17625.1-2003, EMC Directive 2004/108/EC with CE Marking (Europe), other EMC approvals as requir	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificates	ENERGY STAR	ENERGY STAR
Sustainable technologies and materialsKnown for one	Mercury free	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	465 mm	439.9 mm
DepthDiffers	465 mm	382.7 mm
HeightDiffers	508 mm	423.5 mm
WeightDiffers	22.4 kg	15.1 kg
Packaging dataidentical
Package widthKnown for one	585 mm	Unknown — not stated by the source
Package depthKnown for one	594 mm	Unknown — not stated by the source
Package heightKnown for one	733 mm	Unknown — not stated by the source
Package weightKnown for one	29.6 kg	Unknown — not stated by the source
Packaging contentidentical
Cartridge(s) includedKnown for one	Yes	Unknown — not stated by the source
Included cartridge capacity (black)Known for one	6000 pages	Unknown — not stated by the source
Cables includedKnown for one	Phone	Unknown — not stated by the source
Power cord includedKnown for one	Yes	Unknown — not stated by the source
Quick installation guideKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Technical detailsidentical
Master (outer) cases per pallet layerKnown for one	2 pc(s)	Unknown — not stated by the source
Other featuresidentical
Number of usersKnown for one	15 user(s)	Unknown — not stated by the source
Recommended system requirementsKnown for one	Windows 10 (32-bit/64-bit), Windows 8 (32-bit/64-bit), Windows 7 (32-bit/64-bit), Windows Vista (32-bit/64-bit): 1 GHz 32-bit (x86) or 64-bit (x64) processor, 1 GB RAM (32-bit) or 2 GB RAM (64-bit), 400 MB available hard disk space, CD/DVD-ROM or Internet, USB or network port	Unknown — not stated by the source
Software CDKnown 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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