Product comparison · 2 laser printers

Epson AcuLaser C1900S Colour A4 vs HP Pro 400 M451nw

15specifications compared
11differ
4identical
37known for one product only

Key differences

Print speed (black, normal quality, A4/US Letter)
- AcuLaser C1900S Colour A4:16 ppm
- Pro 400 M451nw:20 ppm
Print speed (colour, normal quality, A4/US Letter)
- AcuLaser C1900S Colour A4:4 ppm
- Pro 400 M451nw:20 ppm
Maximum duty cycle
- AcuLaser C1900S Colour A4:35000 pages per month
- Pro 400 M451nw:40000 pages per month
ISO A-series sizes (A0...A9)
- AcuLaser C1900S Colour A4:A4
- Pro 400 M451nw:A4, A5, A6
Internal memory
- AcuLaser C1900S Colour A4:32 MB
- Pro 400 M451nw:128 MB
Product colour
- AcuLaser C1900S Colour A4:Grey, White
- Pro 400 M451nw:Grey
Width
- AcuLaser C1900S Colour A4:496 mm
- Pro 400 M451nw:405 mm
Depth
- AcuLaser C1900S Colour A4:521 mm
- Pro 400 M451nw:454 mm

Side by side

Differences highlightedShow differences only

Comparison of C1900S, Pro 400 M451nw
52 specifications	A Epson AcuLaser C1900S Colour A4 Model C1900S View product	B HP Pro 400 M451nw View product
Printing2 differ
Colour	Yes	Yes
Print technology	Laser	Laser
Duplex printingKnown for one	Unknown — not stated by the source	Yes
Maximum resolutionKnown for one	Unknown — not stated by the source	600 x 600 DPI
Print speed (black, normal quality, A4/US Letter)Differs	16 ppm	20 ppm
Print speed (colour, normal quality, A4/US Letter)Differs	4 ppm	20 ppm
Time to first page (black, normal)Known for one	Unknown — not stated by the source	17 s
Time to first page (colour, normal)Known for one	Unknown — not stated by the source	17 s
Features1 differ
Maximum duty cycleDiffers	35000 pages per month	40000 pages per month
Recommended duty cycleKnown for one	Unknown — not stated by the source	750 - 2000 pages per month
Printing coloursKnown for one	Unknown — not stated by the source	Black, Cyan, Magenta, Yellow
Number of print cartridgesKnown for one	Unknown — not stated by the source	4
Page description languagesKnown for one	Unknown — not stated by the source	PCL 5c, PCL 6, PostScript 3
Input & output capacityidentical
Total number of input traysKnown for one	Unknown — not stated by the source	2
Total input capacityKnown for one	Unknown — not stated by the source	300 sheets
Total output capacityKnown for one	Unknown — not stated by the source	150 sheets
Multi-Purpose trayKnown for one	Unknown — not stated by the source	Yes
Multi-Purpose tray input capacityKnown for one	Unknown — not stated by the source	50 sheets
Maximum number of input traysKnown for one	Unknown — not stated by the source	3
Maximum input capacityKnown for one	Unknown — not stated by the source	550 sheets
Maximum output capacityKnown for one	Unknown — not stated by the source	150 sheets
Paper handling1 differ
Maximum ISO A-series paper size	A4	A4
Paper tray media typesKnown for one	Unknown — not stated by the source	Bond paper, Envelopes, Glossy paper, Heavy paper, Labels, Photo paper, Plain paper, Pre-printed, Recycled paper, Transparencies
ISO A-series sizes (A0...A9)Differs	A4	A4, A5, A6
Non-ISO print media sizesKnown for one	Unknown — not stated by the source	Executive, Legal, Letter
JIS B-series sizes (B0...B9)Known for one	Unknown — not stated by the source	B5
Envelopes sizesKnown for one	Unknown — not stated by the source	B5, C5, DL
Ports & interfaces1 differ
Standard interfacesDiffers	Ethernet, Parallel, USB 2.0	Ethernet, USB 2.0, Wireless LAN
Networkidentical
Wi-FiKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN	Yes	Yes
Network readyKnown for one	Unknown — not stated by the source	Yes
Wi-Fi standardsKnown for one	Unknown — not stated by the source	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Mobile printing technologiesKnown for one	Unknown — not stated by the source	Apple AirPrint, HP ePrint
Performance1 differ
Internal memoryDiffers	32 MB	128 MB
Maximum internal memoryKnown for one	Unknown — not stated by the source	384 MB
Processor frequencyKnown for one	Unknown — not stated by the source	600 MHz
Design1 differ
Product colourDiffers	Grey, White	Grey
Built-in displayKnown for one	Unknown — not stated by the source	Yes
DisplayKnown for one	Unknown — not stated by the source	LCD
Display number of linesKnown for one	Unknown — not stated by the source	2 lines
Poweridentical
Power consumption (printing)Known for one	Unknown — not stated by the source	425 W
Power consumption (standby)Known for one	Unknown — not stated by the source	15.2 W
Power consumption (off)Known for one	Unknown — not stated by the source	0.5 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 - 60 Hz
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Weight & dimensions4 differ
WidthDiffers	496 mm	405 mm
DepthDiffers	521 mm	454 mm
HeightDiffers	526 mm	322 mm
WeightDiffers	34 kg	22.7 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.

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