Samsung ML-4551NDR laser printer vs Samsung ML-4551NR laser printer

Comparison of ML-4551NDR, ML-4551NR

37 specifications	A Samsung ML-4551NDR laser printer Model ML-4551NDR View product	B Samsung ML-4551NR laser printer Model ML-4551NR View product
Printingidentical
Colour	No	No
Print technology	Laser	Laser
Duplex printing	Yes	Yes
Maximum resolution	1200 x 1200 DPI	1200 x 1200 DPI
Print speed (black, normal quality, A4/US Letter)	43 ppm	43 ppm
Time to first page (black, normal)	8.5 s	8.5 s
Featuresidentical
Maximum duty cycle	200000 pages per month	200000 pages per month
Number of print cartridges	1	1
Input & output capacityidentical
Total input capacity	500 sheets	500 sheets
Total output capacity	250 sheets	250 sheets
Paper tray 2 input capacity	100 sheets	100 sheets
Paper handlingidentical
Maximum ISO A-series paper size	A4	A4
Maximum print size	216 x 297 mm	216 x 297 mm
Paper tray media types	Envelopes, Labels, Plain paper, Transparencies	Envelopes, Labels, Plain paper, Transparencies
ISO A-series sizes (A0...A9)	A4, A5, A6	A4, A5, A6
ISO B-series sizes (B0...B9)	B5	B5
Non-ISO print media sizes	Executive, Folio, Letter, Legal	Executive, Folio, Letter, Legal
Media weight (tray 1)	60 - 163 g/m2	60 - 163 g/m2
Networkidentical
Network ready	Yes	Yes
Performanceidentical
Internal memory	128 MB	128 MB
Maximum internal memoryKnown for one	512 MB	—Unknown — not stated by the source
Built-in processor	Yes	Yes
Processor model	Samsung	Samsung
Processor frequency	500 MHz	500 MHz
Sound pressure level (printing)	57 dB	57 dB
Sound power level (standby)	35 dB	35 dB
Designidentical
Display	LCD	LCD
Poweridentical
Power consumption (printing)	650 W	650 W
Power consumption (standby)	13 W	13 W
Weight & dimensionsidentical
Weight	15.6 kg	15.6 kg
Dimensions (WxDxH)	396 x 453 x 353 mm	396 x 453 x 353 mm
Other featuresidentical
Mac compatibilityKnown for one	Yes	—Unknown — not stated by the source
Power requirements	220 - 240V, 50/60 Hz	220 - 240V, 50/60 Hz
Compatible operating systems	Windows 98/Me/NT4.0/2000/XP/2003/Vista Linux (Red Hat, Caldera, Debian, Mandrake, Slackware, SuSE) Mac OS 8.6-9.2/10.1-10.4	Windows 98/Me/NT4.0/2000/XP/2003/Vista Linux (Red Hat, Caldera, Debian, Mandrake, Slackware, SuSE) Mac OS 8.6-9.2/10.1-10.4
Emulations	PCL6, PS3, IBMProPrinter, EPSON, PostScript 3	PCL6, PS3, IBMProPrinter, EPSON, PostScript 3
Networking features	Ethernet 10/100Base-TX	Ethernet 10/100Base-TX
Custom media sizes	(76x127 mm) - (216x356 mm)	(76x127 mm) - (216x356 mm)

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.