Product comparison · 2 laser printers

HP LaserJet M251nw Colour vs HP LaserJet P2055dn

39specifications compared
31differ
8identical
57known for one product only

Key differences

Colour
- LaserJet M251nw Colour:Yes
- LaserJet P2055dn:No
Duplex printing
- LaserJet M251nw Colour:No
- LaserJet P2055dn:Yes
Maximum resolution
- LaserJet M251nw Colour:600 x 600 DPI
- LaserJet P2055dn:1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)
- LaserJet M251nw Colour:14 ppm
- LaserJet P2055dn:33 ppm
Time to first page (black, normal)
- LaserJet M251nw Colour:18.5 s
- LaserJet P2055dn:8 s
Maximum duty cycle
- LaserJet M251nw Colour:30000 pages per month
- LaserJet P2055dn:50000 pages per month
Number of print cartridges
- LaserJet M251nw Colour:4
- LaserJet P2055dn:1
Total input capacity
- LaserJet M251nw Colour:150 sheets
- LaserJet P2055dn:250 sheets

Side by side

Differences highlightedShow differences only

Comparison of M251nw, P2055dn
96 specifications	A HP LaserJet M251nw Colour Model M251nw View product	B HP LaserJet P2055dn Model P2055dn View product
Printing5 differ
ColourDiffers	Yes	No
Duplex printingDiffers	No	Yes
Maximum resolutionDiffers	600 x 600 DPI	1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)Differs	14 ppm	33 ppm
Print speed (colour, normal quality, A4/US Letter)Known for one	14 ppm	Unknown — not stated by the source
Time to first page (black, normal)Differs	18.5 s	8 s
Time to first page (colour, normal)Known for one	19 s	Unknown — not stated by the source
Features2 differ
Maximum duty cycleDiffers	30000 pages per month	50000 pages per month
Recommended duty cycleKnown for one	250 - 1500 pages per month	Unknown — not stated by the source
Printing coloursKnown for one	Black, Cyan, Magenta, Yellow	Unknown — not stated by the source
Number of print cartridgesDiffers	4	1
Page description languagesKnown for one	PCL 5c, PCL 6, PostScript 3	Unknown — not stated by the source
Input & output capacity4 differ
Total input capacityDiffers	150 sheets	250 sheets
Total output capacityDiffers	125 sheets	150 sheets
Maximum input capacityDiffers	150 sheets	800 sheets
Maximum output capacityDiffers	125 sheets	150 sheets
Paper handling3 differ
Maximum print sizeDiffers	216 x 356 mm	216 x 297 mm
Paper tray media typesDiffers	Bond paper, Envelopes, Glossy paper, Photo paper, Plain paper, Recycled paper	Bond paper, Envelopes, Labels, Plain paper, Recycled paper, Transparencies
Multi-purpose tray media typesKnown for one	Heavyweight paper, Letterhead, Preprinted forms	Unknown — not stated by the source
Non-ISO print media sizesDiffers	Letter	Executive, Legal, Letter
JIS B-series sizes (B0...B9)Known for one	B5	Unknown — not stated by the source
Custom media widthKnown for one	76 - 216 mm	Unknown — not stated by the source
Custom media lengthKnown for one	127 - 356 mm	Unknown — not stated by the source
Paper tray media weightKnown for one	63 - 163 g/m²	Unknown — not stated by the source
ISO B-series sizes (B0...B9)Known for one	Unknown — not stated by the source	B5
Duplex media weightKnown for one	Unknown — not stated by the source	60 - 105 g/m²
Media size (tray 1)Known for one	Unknown — not stated by the source	A4, A5, A6, B5, envelopes (C5, DL); 76 x 127 to 216 x 356 mm
Media types supportedKnown for one	Unknown — not stated by the source	Paper (bond, light, heavy, plain, recycled, rough), envelopes, labels, cardstock, transparencies, heavy media
Media weight (tray 1)Known for one	Unknown — not stated by the source	60 to 163 g/m² (straight through paper path for special media)
Ports & interfaces1 differ
Standard interfacesDiffers	USB 2.0	Ethernet, USB 2.0
USB 2.0 ports quantityKnown for one	2	Unknown — not stated by the source
Network1 differ
Wi-FiDiffers	Yes	No
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Security algorithmsKnown for one	802.1x RADIUS, SSL/TLS, WPA	Unknown — not stated by the source
Management protocolsKnown for one	SNMPv1/v2/v3, HTTP/HTTPs, Telnet	Unknown — not stated by the source
Supported network protocols (IPv4)Known for one	Unknown — not stated by the source	TCP/IP, Bonjour compatible
Performance2 differ
Maximum internal memoryDiffers	128 MB	384 MB
Processor frequencyDiffers	750 MHz	600 MHz
Built-in processorKnown for one	Unknown — not stated by the source	Yes
Processor modelKnown for one	Unknown — not stated by the source	Feroceon ARM
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Power2 differ
Power consumption (printing)Differs	315 W	570 W
Power consumption (off)Differs	0.2 W	0.4 W
AC input voltageKnown for one	Unknown — not stated by the source	220 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 Hz
System requirementsidentical
Mac operating systems supportedKnown for one	Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Fedora 11, Fedora 12, Fedora 9, SuSE Linux 10.3, SuSE Linux 11, Ubuntu 8.04, Ubuntu 8.10, Ubuntu 9.04, Ubuntu 9.10	Unknown — not stated by the source
Minimum RAMKnown for one	512 MB	Unknown — not stated by the source
Minimum processorKnown for one	233 MHz	Unknown — not stated by the source
Minimum storage drive spaceKnown for one	200 MB	Unknown — not stated by the source
Operational conditions3 differ
Operating temperature (T-T)Differs	15 - 32.5 °C	63.5 - 77 °F
Operating relative humidity (H-H)Differs	20 - 70%	10 - 80%
Storage relative humidity (H-H)Differs	10 - 95%	10 - 90%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Weight & dimensions1 differ
WeightDiffers	18.8 kg	10.7 kg
Dimensions (WxDxH)Known for one	405 x 453 x 265 mm	Unknown — not stated by the source
Maximum dimensions (W x D x H)Known for one	405 x 512 x 354 mm	Unknown — not stated by the source
Pallet dimensions (W x D x H)Known for one	1200 x 1000 x 2340 mm	Unknown — not stated by the source
WidthKnown for one	Unknown — not stated by the source	365 mm
DepthKnown for one	Unknown — not stated by the source	368 mm
HeightKnown for one	Unknown — not stated by the source	268 mm
Packaging data1 differ
Package weightDiffers	22.8 kg	13.1 kg
Logistics dataidentical
Pallet gross weightKnown for one	660.3 kg	Unknown — not stated by the source
Products per palletKnown for one	28 pc(s)	Unknown — not stated by the source
Master (outer) cases per palletKnown for one	Unknown — not stated by the source	7 pc(s)
Other features6 differ
Supported network protocolsKnown for one	TCP/IP, IPv4, IPv6, Bonjour	Unknown — not stated by the source
Package dimensions (WxDxH)Differs	500 x 333 x 550 mm	481 x 330 x 465 mm
Print quality (black, normal quality)Known for one	600 DPI	Unknown — not stated by the source
Input capacity for envelopes (primary tray)Known for one	10 sheets	Unknown — not stated by the source
Print margin bottom (A4)Differs	4.3 mm	4 mm
Print margin left (A4)Differs	4.3 mm	4 mm
Print margin right (A4)Differs	4.3 mm	4 mm
Print margin top (A4)Differs	4.3 mm	4 mm
Print quality (colour, best quality)Known for one	600 DPI	Unknown — not stated by the source
Print quality (black, best quality)Known for one	600 x 600 DPI	Unknown — not stated by the source
Standard output capacity for transparenciesDiffers	50 sheets	75 sheets
Mac compatibilityKnown for one	Unknown — not stated by the source	Yes
Electromagnetic compatibilityKnown for one	Unknown — not stated by the source	CISPR 22: 2005/EN 55022: 2006 Class B, EN 61000-3-2: 2000+A2, EN 61000-3-3: 1995+A1, EN 55024: 1998+A1+A2, FCC Title 47 CFR, Part 15 Class B (USA), ICES-003, Issue 4, (Canada), GB9254-1998, EMC Directive 2004/108/EC with CE Marking (Europe), other EMC approvals as required by individual countries
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000; Windows XP Home; Windows XP Professional; Windows Server 2003; Windows Vista(R); Mac OS X v 10.4; Mac OS X v 10.5; UNIX; Linux
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Product dimensions when open (LxWxD)Known for one	Unknown — not stated by the source	36.6 cm (14.4")
SafetyKnown for one	Unknown — not stated by the source	IEC 60950-1 (International), EN 60950-1+A11 (EU), IEC 60825-1+A1+A2, UL/cUL Listed (US/Canada), GS License (Europe), EN 60825-1+A1+A2 (Class 1 Laser/LED Device) GB4943-2001, Low Voltage Directive 2006/95/EC with CE Marking (Europe); other safety approvals as required by individual countries
Size (imperial)Known for one	Unknown — not stated by the source	36.6 cm (14.4")
Standard input traysKnown for one	Unknown — not stated by the source	2
First page out (black&white, A4, ready)Known for one	Unknown — not stated by the source	8 s
First page out (black&white, letter, ready)Known for one	Unknown — not stated by the source	8 s
First page out (black&white, letter, sleep)Known for one	Unknown — not stated by the source	8 s
Print speed (black, best quality, letter)Known for one	Unknown — not stated by the source	35 ppm

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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