Product comparison · 2 laser printers

HP LaserJet M451nw Colour vs Ricoh Aficio SPC440DN Colour

33specifications compared
25differ
8identical
52known for one product only

Key differences

Duplex printing
- LaserJet M451nw Colour:No
- Aficio SPC440DN Colour:Yes
Maximum resolution
- LaserJet M451nw Colour:600 x 600 DPI
- Aficio SPC440DN Colour:1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)
- LaserJet M451nw Colour:21 ppm
- Aficio SPC440DN Colour:40 ppm
Print speed (colour, normal quality, A4/US Letter)
- LaserJet M451nw Colour:21 ppm
- Aficio SPC440DN Colour:40 ppm
Time to first page (black, normal)
- LaserJet M451nw Colour:17 s
- Aficio SPC440DN Colour:10 s
Time to first page (colour, normal)
- LaserJet M451nw Colour:17 s
- Aficio SPC440DN Colour:15 s
Maximum duty cycle
- LaserJet M451nw Colour:40000 pages per month
- Aficio SPC440DN Colour:150000 pages per month
Total input capacity
- LaserJet M451nw Colour:250 sheets
- Aficio SPC440DN Colour:550 sheets

Side by side

Differences highlightedShow differences only

Comparison of M451nw, SPC440DN
85 specifications	A HP LaserJet M451nw Colour Model M451nw View product	B Ricoh Aficio SPC440DN Colour Model SPC440DN View product
Printing6 differ
Colour	Yes	Yes
Print technology	Laser	Laser
Duplex printingDiffers	No	Yes
Maximum resolutionDiffers	600 x 600 DPI	1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)Differs	21 ppm	40 ppm
Print speed (colour, normal quality, A4/US Letter)Differs	21 ppm	40 ppm
Time to first page (black, normal)Differs	17 s	10 s
Time to first page (colour, normal)Differs	17 s	15 s
Duplex printing modeKnown for one	Unknown — not stated by the source	Auto
Warm-up timeKnown for one	Unknown — not stated by the source	46 s
Features2 differ
Maximum duty cycleDiffers	40000 pages per month	150000 pages per month
Recommended duty cycleKnown for one	2000	Unknown — not stated by the source
Printing colours	Black, Cyan, Magenta, Yellow	Black, Cyan, Magenta, Yellow
Number of print cartridgesKnown for one	4	Unknown — not stated by the source
Page description languagesDiffers	PCL 5c, PCL 6, PostScript 3	PCL 5Ce, PCL 5c, PCL 6, PCL 6C, PDF 1.3, PDF 1.4, PDF 1.5, PDF 1.6, PDF 1.7, PDF 1.7+, PostScript 3
Input & output capacity3 differ
Total number of input traysKnown for one	2	Unknown — not stated by the source
Total input capacityDiffers	250 sheets	550 sheets
Total output capacityDiffers	150 sheets	500 sheets
Multi-Purpose trayKnown for one	Yes	Unknown — not stated by the source
Multi-Purpose tray input capacityKnown for one	50 sheets	Unknown — not stated by the source
Maximum number of input traysKnown for one	3	Unknown — not stated by the source
Maximum input capacityDiffers	550 sheets	2300 sheets
Paper input typeKnown for one	Unknown — not stated by the source	Paper tray
Paper handling3 differ
Maximum ISO A-series paper size	A4	A4
Maximum print sizeDiffers	216 x 356 mm	210 x 297 mm
Paper tray media typesDiffers	Bond paper, Card stock, Coated paper, Envelopes, Glossy paper, Labels, Photo paper, Plain paper, Pre-printed, Recycled paper, Transparencies	Coated paper, Envelopes, Glossy paper, Labels, Lightweight paper, Plain paper, Pre-printed, Recycled paper, Thicker paper, Thin paper, Transparencies
ISO A-series sizes (A0...A9)	A4, A5, A6	A4, A5, A6
Non-ISO print media sizesDiffers	Executive, Legal, Letter	Executive, Folio, Letter, Legal
JIS B-series sizes (B0...B9)Known for one	B5	Unknown — not stated by the source
Envelopes sizesKnown for one	10	Unknown — not stated by the source
Custom media widthKnown for one	76 - 126 mm	Unknown — not stated by the source
Custom media lengthKnown for one	216 - 356 mm	Unknown — not stated by the source
Maximum media lengthKnown for one	35.6 cm	Unknown — not stated by the source
ISO B-series sizes (B0...B9)Known for one	Unknown — not stated by the source	B5, B6
Paper tray media weight (imperial)Known for one	Unknown — not stated by the source	6.35 - 26.8 kg (14 - 59 lbs)
Duplex media weight (imperial)Known for one	Unknown — not stated by the source	16 - 44 lbs
Ports & interfaces1 differ
Standard interfacesDiffers	Ethernet, USB 2.0, Wireless LAN	Ethernet, USB 2.0
USB 2.0 ports quantity	1	1
Optional connectivityKnown for one	Unknown — not stated by the source	Parallel, Wireless LAN
Network1 differ
Wi-FiDiffers	Yes	No
Ethernet LAN	Yes	Yes
Network ready	Yes	Yes
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Mobile printing technologiesKnown for one	Apple AirPrint, HP ePrint	Unknown — not stated by the source
Security algorithmsKnown for one	Unknown — not stated by the source	WEP, WPA2, WPA2-PSK
Management protocolsKnown for one	Unknown — not stated by the source	TCP/IP (IPv4, IPv6)
Performance3 differ
Internal memoryDiffers	128 MB	1000 MB
Maximum internal memoryDiffers	284 MB	1000 MB
Processor frequencyDiffers	600 MHz	533 MHz
Card reader integratedKnown for one	Unknown — not stated by the source	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	SD
Built-in processorKnown for one	Unknown — not stated by the source	Yes
Processor modelKnown for one	Unknown — not stated by the source	RM7035
Design1 differ
Product colourDiffers	Black, White	White
DisplayKnown for one	LCD	Unknown — not stated by the source
Built-in displayKnown for one	Unknown — not stated by the source	Yes
CertificationKnown for one	Unknown — not stated by the source	EPEAT status: Gold rated
Power1 differ
Power consumption (printing)Differs	425 W	765 W
Power consumption (PowerSave)Known for one	15.2 W	Unknown — not stated by the source
Power consumption (off)Known for one	0.5 W	Unknown — not stated by the source
Power consumption (max)Known for one	Unknown — not stated by the source	1650 W
Power consumption (standby)Known for one	Unknown — not stated by the source	0.53 W
Energy Star Typical Electricity Consumption (TEC)Known for one	Unknown — not stated by the source	4.3 kWh/week
Current ratingKnown for one	Unknown — not stated by the source	12 A
AC input voltageKnown for one	Unknown — not stated by the source	120 V
AC input frequencyKnown for one	Unknown — not stated by the source	60 Hz
System requirements3 differ
Windows operating systems supportedDiffers	Yes	Windows 7 Home Basic, Windows 7 Home Premium, Windows 7 Professional, Windows 8, Windows 8 Pro, Windows 8.1, Windows 8.1 Pro
Mac operating systems supportedDiffers	Yes	Mac OS X 10.10 Yosemite
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Server operating systems supportedDiffers	Windows Server 2003, Windows Server 2008, Windows Server 2008 x64	Windows Server 2003, Windows Server 2003 R2, Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Minimum RAMKnown for one	1024 MB	Unknown — not stated by the source
Minimum processorKnown for one	1GHz	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	400 MB	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	15 - 30 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	22.7 kg	57 kg
Dimensions (WxDxH)Known for one	405 x 454 x 322 mm	Unknown — not stated by the source
WidthKnown for one	Unknown — not stated by the source	444 mm
DepthKnown for one	Unknown — not stated by the source	658 mm
HeightKnown for one	Unknown — not stated by the source	490 mm
Packaging contentidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Power supply typeKnown for one	Internal	Unknown — not stated by the source
Number of power supply unitsKnown for one	1	Unknown — not stated by the source
Mac compatibilityKnown for one	Yes	Unknown — not stated by the source
DVD/CD printingKnown for one	No	Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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