Product comparison · 2 dot matrix printers

Epson PLQ-20D vs Epson PLQ -20DM

20specifications compared
9differ
11identical
35known for one product only

Key differences

The Epson PLQ -20DM has 72 cps more maximum print speed (draft) than the Epson PLQ-20D (432 cps vs 360 cps). The Epson PLQ -20DM has 24 cps more maximum print speed (LQ) than the Epson PLQ-20D (144 cps vs 120 cps). The Epson PLQ -20DM has 64 KB more buffer size than the Epson PLQ-20D (128 KB vs 64 KB). Paper tray media types: Cut sheet, Envelopes on the Epson PLQ-20D, Cut sheet on the Epson PLQ -20DM. Page description languages: Epson ESC/P2, PPDS on the Epson PLQ-20D, Epson ESC/P2 on the Epson PLQ -20DM.

Maximum print speed (draft)
- PLQ-20D:360 cps
- PLQ -20DM:432 cps
Maximum print speed (LQ)
- PLQ-20D:120 cps
- PLQ -20DM:144 cps
Paper tray media types
- PLQ-20D:Cut sheet, Envelopes
- PLQ -20DM:Cut sheet
Buffer size
- PLQ-20D:64 KB
- PLQ -20DM:128 KB
Sound pressure level (printing)
- PLQ-20D:53 dB
- PLQ -20DM:55 dB
Page description languages
- PLQ-20D:Epson ESC/P2, PPDS
- PLQ -20DM:Epson ESC/P2
Standard interfaces
- PLQ-20D:RS-232, USB 2.0
- PLQ -20DM:Serial, USB 2.0
Power consumption (typical)
- PLQ-20D:59 W
- PLQ -20DM:60 W

Side by side

Differences highlightedShow differences only

Comparison of PLQ-20D, PLQ -20DM
55 specifications	A Epson PLQ-20D Model PLQ-20D View product	B Epson PLQ -20DM View product
Printing3 differ
ColourKnown for one	No	Unknown — not stated by the source
Maximum printing width (columns)	94	94
Maximum print speed	480 cps	480 cps
Maximum print speed (draft)Differs	360 cps	432 cps
Maximum print speed (LQ)Differs	120 cps	144 cps
Character pitch	10,12 cpi	10,12 cpi
Maximum number of copiesKnown for one	7 copies	Unknown — not stated by the source
Built-in barcodesDiffers	CODABAR (NW-7), Code 39, EAN13, EAN8, Industrial 2/5, Interleaved 2/5, UPC-A, UPC-E	CODABAR (NW-7), EAN13, EAN8, Industrial 2/5, Interleaved 2/5, POSTNET, UPC-A
Character setsKnown for one	ISO 8859-15, PC437, PC850, PC858	Unknown — not stated by the source
Maximum resolutionKnown for one	Unknown — not stated by the source	240 x 360 DPI
Paper handling1 differ
Paper tray media typesDiffers	Cut sheet, Envelopes	Cut sheet
Maximum print sizeKnown for one	Unknown — not stated by the source	A4 / Letter (216 x 297 mm)
Cut sheet media weightKnown for one	Unknown — not stated by the source	52 - 157 g/m²
Cut sheet thickness rangeKnown for one	Unknown — not stated by the source	0.065 - 0.19 mm
Features3 differ
Product colourKnown for one	Grey	Unknown — not stated by the source
Buffer sizeDiffers	64 KB	128 KB
Sound pressure level (printing)Differs	53 dB	55 dB
Page description languagesDiffers	Epson ESC/P2, PPDS	Epson ESC/P2
Country of origin	Indonesia	Indonesia
Ports & interfaces1 differ
Standard interfacesDiffers	RS-232, USB 2.0	Serial, USB 2.0
Cabling technologyKnown for one	Unknown — not stated by the source	10/100Base-T(X)
Optional connectivityKnown for one	Unknown — not stated by the source	Ethernet, Wireless LAN
Enduranceidentical
Print head	24-pin	24-pin
Print head life	400 million characters	400 million characters
Ribbon life (black, LQ)Known for one	5 million characters	Unknown — not stated by the source
Ribbon life (black, draft)Known for one	10 million characters	Unknown — not stated by the source
Mean time between failures (MTBF)	10000 h	10000 h
Print directionKnown for one	Unknown — not stated by the source	Bidirectional
Ribbon lifeKnown for one	Unknown — not stated by the source	10 million characters
Power1 differ
AC input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
AC input voltage	220 - 240 V	220 - 240 V
Power consumption (typical)Differs	59 W	60 W
Power consumption (standby)Known for one	Unknown — not stated by the source	7.5 W
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 2000, Windows 7, Windows 8, Windows Vista, Windows XP	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	384 mm	Unknown — not stated by the source
DepthKnown for one	280 mm	Unknown — not stated by the source
HeightKnown for one	203 mm	Unknown — not stated by the source
Weight	7.7 kg	7.7 kg
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Package widthKnown for one	270 mm	Unknown — not stated by the source
Package depthKnown for one	460 mm	Unknown — not stated by the source
Package heightKnown for one	380 mm	Unknown — not stated by the source
Package weightKnown for one	9.245 g	Unknown — not stated by the source
Other featuresidentical
Connectivity technology	Wired	Wired
Print technology	Dot matrix	Dot matrix
NeedlesKnown for one	24	Unknown — not stated by the source
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	384 x 280 x 203 mm
Network readyKnown for one	Unknown — not stated by the source	Yes
Media thicknessKnown for one	Unknown — not stated by the source	2.6 mm
Weight (imperial)Known for one	Unknown — not stated by the source	7.71 kg (17 lbs)
Logistics dataidentical
Products per palletKnown for one	28 pc(s)	Unknown — not stated by the source
Products per pallet (UK)Known for one	42 pc(s)	Unknown — not stated by the source
Products per pallet layerKnown for one	4 pc(s)	Unknown — not stated by the source
Products per pallet layer (UK)Known for one	6 pc(s)	Unknown — not stated by the source
Technical detailsidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR

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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