Product comparison · 2 inkjet printers

HP Pro X451dw vs HP Pro X551dw

Key differences

Maximum duty cycle
- Pro X451dw:50000 pages per month
- Pro X551dw:75000 pages per month
Print speed (black, normal quality, A4/US Letter)
- Pro X451dw:55 ppm
- Pro X551dw:70 ppm
Print speed (colour, normal quality, A4/US Letter)
- Pro X451dw:55 ppm
- Pro X551dw:70 ppm
USB 2.0 ports quantity
- Pro X451dw:2
- Pro X551dw:3
Display diagonal
- Pro X451dw:5.08 cm (2")
- Pro X551dw:10.9 cm (4.3")
Height
- Pro X451dw:380 mm
- Pro X551dw:414 mm
Weight
- Pro X451dw:17.4 kg
- Pro X551dw:17.7 kg

Differences highlightedShow differences only

Comparison of Pro X451dw, Pro X551dw
49 specifications	A HP Pro X451dw View product	B HP Pro X551dw View product
Features1 differ
Maximum duty cycleDiffers	50000 pages per month	75000 pages per month
Printing2 differ
Print speed (black, normal quality, A4/US Letter)Differs	55 ppm	70 ppm
Print speed (colour, normal quality, A4/US Letter)Differs	55 ppm	70 ppm
Input & output capacityidentical
Total number of input traysKnown for one	2	Unknown — not stated by the source
Paper handling1 differ
Paper tray media typesDiffers	Bond paper, Envelopes, Labels, Matte paper, Photo paper, Plain paper, Recycled paper	Bond paper, Card stock, Envelopes, Glossy paper, Labels, Matte paper, Photo paper, Plain paper, Recycled paper
Paper tray media weightKnown for one	60 - 120 g/m²	Unknown — not stated by the source
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	2	3
Design1 differ
Display diagonalDiffers	5.08 cm (2")	10.9 cm (4.3")
Weight & dimensions2 differ
HeightDiffers	380 mm	414 mm
WeightDiffers	17.4 kg	17.7 kg

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.