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Product comparison · 2 toner cartridges

HP 51A Black Original LaserJet Toner Cartridge vs HP 81A Black Original LaserJet Toner Cartridge

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  • 40specifications compared
  • 31differ
  • 9identical
  • 6known for one product only

Key differences

The HP 81A Black Original LaserJet Toner Cartridge has 4,000 pages more black toner page yield than the HP 51A Black Original LaserJet Toner Cartridge (10500 pages vs 6500 pages). The HP 51A Black Original LaserJet Toner Cartridge has 9% more overall recycled content than the HP 81A Black Original LaserJet Toner Cartridge (25% vs 16%). The HP 81A Black Original LaserJet Toner Cartridge has 10 - 80% more operating relative humidity (H-H) than the HP 51A Black Original LaserJet Toner Cartridge (20 - 80% vs 10 - 80%). OEM code: Q7551A on the HP 51A Black Original LaserJet Toner Cartridge, CF281A on the HP 81A Black Original LaserJet Toner Cartridge. Country of origin: Japan on the HP 51A Black Original LaserJet Toner Cartridge, China, Japan on the HP 81A Black Original LaserJet Toner Cartridge.

  • Black toner page yield
    • 6500 pages
    • 10500 pages
  • OEM code
    • Q7551A
    • CF281A
  • Overall recycled content
    • 25%
    • 16%
  • Country of origin
    • Japan
    • China, Japan
  • HP segment
    • Home
    • Business
  • Operating relative humidity (H-H)
    • 10 - 80%
    • 20 - 80%
  • Operating temperature (T-T)
    • 15 - 32.5 °C
    • 10 - 32.5 °C
  • Storage relative humidity (H-H)
    • 10 - 90%
    • 20 - 80%

Side by side

Differences highlightedShow differences only
46 specifications
A

HP

51A Black Original LaserJet Toner CartridgeView product
B

HP

81A Black Original LaserJet Toner CartridgeView product
Features6 differ
TypeKnown for oneOriginal
Printing coloursBlackBlack
Brand compatibilityHPHP
CompatibilityDiffersHP 51 toner cartridges work with:HP 81 toner cartridges work with: HP LaserJet Enterprise M604, M605, M606, M630, M632 HP OfficeJet Pro 8730
Quantity per pack1 pc(s)1 pc(s)
Black toner cartridges quantity11
Black toner page yieldDiffers6500 pages10500 pages
Cartridge capacityStandard YieldStandard Yield
OEM codeDiffersQ7551ACF281A
Overall recycled contentDiffers25%16%
Quantity per boxKnown for one1 pc(s)
Country of originDiffersJapanChina, Japan
HP segmentDiffersHomeBusiness
Operational conditions3 differ
Operating relative humidity (H-H)Differs10 - 80%20 - 80%
Operating temperature (T-T)Differs15 - 32.5 °C10 - 32.5 °C
Storage relative humidity (H-H)Differs10 - 90%20 - 80%
Storage temperature (T-T)-20 - 40 °C-20 - 40 °C
Weight & dimensions4 differ
WidthDiffers388 mm391 mm
DepthDiffers165 mm193 mm
HeightDiffers244 mm300 mm
WeightDiffers1.3 kg1.71 kg
Packaging data4 differ
Package widthDiffers388 mm391 mm
Package depthDiffers165 mm193 mm
Package heightDiffers244 mm300 mm
Package weightDiffers1.9 kg2.47 kg
Package typeBoxBox
Brand-specific features1 differ
HP GTIN (EAN/UPC)Differs882780389052887758147894
Other features1 differ
Print technologyDiffersLaser printingLaser
UNSPSC-code4410310344103103
Technical details1 differ
Box contentsDiffersToner cartridge; Recycling guide1 Cartridge
Logistics data11 differ
Harmonized System (HS) code8443999084439990
Maximum number of stacking cartonsDiffers16 pc(s)12 pc(s)
Master (outer) cases per pallet layerDiffers18 pc(s)15 pc(s)
Master (outer) cases per pallet layer (EU)Differs14 pc(s)12 pc(s)
Master (outer) cases per palletDiffers72 pc(s)45 pc(s)
Layers per palletDiffers4 pc(s)3 pc(s)
Products per palletDiffers72 pc(s)45 pc(s)
Products per pallet (EU)Differs56 pc(s)36 pc(s)
Pallet gross weightDiffers157 kg131.7 kg
Pallet weight (EU)Differs131 kg109.4 kg
Pallet dimensions (W x D x H)Differs1175 x 1000 x 1118 mm1173 x 965 x 1044 mm
Pallet size (EU)Differs1170 x 800 x 1129 mm1173 x 772 x 1049 mm
Stacking number for palletKnown for one4 pc(s)
Pallet dimensions (W x D x H) (imperial)Known for one1173.5 x 965.2 x 1043.9 mm (46.2 x 38 x 41.1")
Pallet weight (imperial)Known for one131.3 kg (289.5 lbs)
Sustainabilityidentical
Total carbon footprint (kg of CO2e)Known for one9.9

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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