Auto-IP, SLP, Telnet, IGMPv2, BOOTP/DHCP, WINS, IP Direct Mode, WS Print
—Unknown — not stated by the source
Supported network protocols (IPv6)Known for one
Apple Bonjour Compatible (Mac OS v10.2.4 or higher), SNMPv1/v2c/v3, HTTP, HTTPS, FTP, TFTP, Port 9100, LPD, WS Discovery, IPP, Secure-IPP, IPsec/Firewall; IPv6: DHCPv6, MLDv1, ICMPv6
—Unknown — not stated by the source
Mobile printing technologiesKnown for one
Mopria Print Service, HP ePrint, Apple AirPrint, Google Cloud Print
—Unknown — not stated by the source
Performance3 differ
Internal memoryDiffers
1536 MB
512 MB
Maximum internal memoryDiffers
3584 MB
2048 MB
Memory slotsKnown for one
1
—Unknown — not stated by the source
Memory typeKnown for one
DDR3
—Unknown — not stated by the source
Storage mediaKnown for one
HDD
—Unknown — not stated by the source
Card reader integratedKnown for one
No
—Unknown — not stated by the source
Processor frequencyKnown for one
1200 MHz
—Unknown — not stated by the source
Coprocessor frequencyKnown for one
1.2 GHz
—Unknown — not stated by the source
Sound pressure level (printing)Differs
51 dB
51.2 dB
Noise level (ready)Known for one
30 dB
—Unknown — not stated by the source
Sound power level (printing)Known for one
6.6 dB
—Unknown — not stated by the source
Sound pressure level (quiet mode)Known for one
—Unknown — not stated by the source
48.2 dB
Design1 differ
Product colourDiffers
White
Black, White
Colour displayKnown for one
Yes
—Unknown — not stated by the source
Display diagonalKnown for one
6.86 cm (2.7")
—Unknown — not stated by the source
Control typeKnown for one
Buttons
—Unknown — not stated by the source
CertificationKnown for one
CISPR 22:2008 (International) - Class A, CISPR32:2012 (International) - Class A, EN 55032:2012 (EU) - Class A, EN 61000-3-2:2014, EN 61000-3-3:2013, EN 55024:2010, EMC Directive 2014/30/EU, Issue 6 Class A, other EMC approvals as required by individual countries.
—Unknown — not stated by the source
Power3 differ
Power consumption (printing)Differs
870 W
523 W
Power consumption (max)Known for one
870 W
—Unknown — not stated by the source
Power consumption (ready)Differs
48 W
65 W
Power consumption (PowerSave)Known for one
0.6 W
—Unknown — not stated by the source
Power consumption (off)Known for one
0.08 W
—Unknown — not stated by the source
Energy Star Typical Electricity Consumption (TEC)Known for one
1.93 kWh/week
—Unknown — not stated by the source
AC input frequencyDiffers
50/60 Hz
50 - 60 Hz
System requirements2 differ
Windows operating systems supportedDiffers
Windows 7 Enterprise, Windows 7 Ultimate, Windows 7 Professional, Windows 7 Starter, Windows 7, Windows 8 Pro, Windows 8 Enterprise, Windows 8, Windows 8.1 Pro, Windows 8.1 Enterprise, Windows 8.1, Windows 10 Pro, Windows 10 Enterprise, Windows 10
Yes
Mac operating systems supportedDiffers
Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, MacOS
Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Other operating systems supportedKnown for one
Android, iOS
—Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one
10 - 32.5 °C
—Unknown — not stated by the source
Storage temperature (T-T)Known for one
-20 - 40 °C
—Unknown — not stated by the source
Operating relative humidity (H-H)Known for one
10 - 80%
—Unknown — not stated by the source
Sustainability1 differ
Doesn't containKnown for one
Mercury
—Unknown — not stated by the source
Sustainability certificatesDiffers
ENERGY STAR, Blue Angel, EPEAT Silver
ENERGY STAR
Sustainable technologies and materialsKnown for one
Mercury free
—Unknown — not stated by the source
Sustainability complianceKnown for one
Yes
—Unknown — not stated by the source
Carbon footprintidentical
Total carbon footprint (kg of CO2e)Known for one
419
—Unknown — not stated by the source
Carbon emissions, manufacturing (kg of CO2e)Known for one
316
—Unknown — not stated by the source
Carbon emissions, logistics (kg of CO2e)Known for one
15
—Unknown — not stated by the source
Carbon emissions, end-of-life (kg of CO2e)Known for one
50
—Unknown — not stated by the source
Total carbon emissions, w/o use phase (kg of CO2e)Known for one
15
—Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers
556 mm
390 mm
DepthDiffers
589 mm
532 mm
HeightDiffers
399 mm
469.5 mm
WeightDiffers
45.1 kg
29 kg
Pallet dimensions (W x D x H)Known for one
790 x 760 x 2359 mm
—Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one
786 mm
—Unknown — not stated by the source
Package depthKnown for one
736 mm
—Unknown — not stated by the source
Package heightKnown for one
558 mm
—Unknown — not stated by the source
Package weightKnown for one
52.9 kg
—Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one
AC
—Unknown — not stated by the source
Brand-specific featuresidentical
HP ePrintKnown for one
Yes
—Unknown — not stated by the source
HP SureSupplyKnown for one
Yes
—Unknown — not stated by the source
HP Auto-On/Auto-OffKnown for one
Yes
—Unknown — not stated by the source
HP Dynamic securityKnown for one
Yes
—Unknown — not stated by the source
HP Security toolsKnown for one
Management security: SNMPv3, SSL/TLS, WPA2-Enterprise, 802.1X authentication (EAP- PEAP, EAP-TLS), IPP over TLS, IPsec/Firewall with Certificate, Pre-Shared Key Authentication, and Kerberos Authentication; Support for WJA-10 IPsec Configuration using IPsec Plug-in
—Unknown — not stated by the source
HP Software providedKnown for one
; Apple AirPrint™; Mopria™ Certied; Google Cloud Print™; HP Roam
Master (outer) cases per pallet layerKnown for one
1 pc(s)
—Unknown — not stated by the source
Logistics dataidentical
Pallet gross weightKnown for one
221.5 kg
—Unknown — not stated by the source
Layers per palletKnown for one
4 pc(s)
—Unknown — not stated by the source
Products per palletKnown for one
4 pc(s)
—Unknown — not stated by the source
Other featuresidentical
Recommended system requirementsKnown for one
2 GB available hard disk space; Internet connection; USB port; Internet browser. 2 GB available hard disk space; Internet connection or USB port.
—Unknown — not stated by the source
Power supply typeKnown for one
Built-in 115V or 220V Power Supply
—Unknown — not stated by the source
Electromagnetic compatibilityKnown for one
CISPR 22:2008 (International) - Class A, CISPR32:2012 (International) - Class A, EN 55032:2012 (EU) - Class A, EN 61000-3-2:2014, EN 61000-3-3:2013, EN 55024:2010, EMC Directive 2014/30/EU, Issue 6 Class A, other EMC approvals as required by individual countries.
—Unknown — not stated by the source
Compatible operating systemsKnown for one
Windows Client OS (32/64-bit), Windows 10, Windows 8.1, Windows 8 Basic, Windows 8 Pro, Windows 8 Enterprise, Windows 8 Enterprise N, Windows 7 Starter Edition SP1, UPD Windows 7 Ultimate, Mobile OS, iOS, Android, Mac, Apple macOS Sierra v10.12, Apple macOS High Sierra v10.13, Apple macOS Mojave v10
—Unknown — not stated by the source
Manufacturer warrantyKnown for one
One-year, next-business day, onsite warranty. Warranty and support options vary by product, country and local legal requirements. Contact your Contractual Vendor or go to http://www.hp.com/support to learn about HP award winning service and support options in your region.
—Unknown — not stated by the source
PrintingKnown for one
Colour printing
—Unknown — not stated by the source
Processor frequencyKnown for one
1.2 GHz
—Unknown — not stated by the source
Recommended humidity operating rangeKnown for one
30 - 70%
—Unknown — not stated by the source
Recommended operating temperature range (T-T)Known for one
15 - 27 °C
—Unknown — not stated by the source
Custom media sizesKnown for one
100 sheet multipurpose tray 1: 64 x 127 to 320 x 457.2 mm; 550 sheet input tray 2: 148 x 148 to 297 x 431.8 mm; Optional 1 x 550 and 2 x 550 tray and stand: 148 x 148 to 320 x 457.2 mm; Optional 2,700 sheet HCI paper tray and stand: 279.4 x 210 to 297 x 215.9 mm
—Unknown — not stated by the source
Envelope feederKnown for one
No
—Unknown — not stated by the source
Acoustic power emissions (ready)Known for one
45 dB
—Unknown — not stated by the source
Acoustic pressure emissions bystander (ready)Known for one
30 dB
—Unknown — not stated by the source
Box contentsKnown for one
HP Color LaserJet Enterprise M751dn printer; Four preinstalled HP LaserJet Toner cartridges (1 each, black, cyan, yellow, magenta); Four preinstalled HP Original LaserJet Imaging Drums (65,000 pages each colour); Getting started guide; Power cord
—Unknown — not stated by the source
Pallet dimensions (W x D x H) (imperial)Known for one
789.9 x 760 x 2359.7 mm (31.1 x 29.9 x 92.9")
—Unknown — not stated by the source
Pallet weight (imperial)Known for one
221.5 kg (488.4 lbs)
—Unknown — not stated by the source
Typical electricity consumption (TEC) numberKnown for one
Blue Angel: 1.93 kWh/Week; Energy Star 3.0: 0.551 kWh/Week
—Unknown — not stated by the source
UNSPSC-codeKnown for one
43212105
—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.
