Product comparison · 2 dot matrix printers

Epson PLQ -20DM vs Epson VP-930R dot matrix printer

13specifications compared
10differ
3identical
34known for one product only

Key differences

The Epson PLQ -20DM has 14 more maximum printing width (columns) than the Epson VP-930R dot matrix printer (94 vs 80). The Epson PLQ -20DM has 96 KB more buffer size than the Epson VP-930R dot matrix printer (128 KB vs 32 KB). The Epson VP-930R dot matrix printer has 2 dB more sound pressure level (printing) than the Epson PLQ -20DM (57 dB vs 55 dB). Maximum resolution: 240 x 360 DPI on the Epson PLQ -20DM, 180 x 180 DPI on the Epson VP-930R dot matrix printer. Standard interfaces: Serial, USB 2.0 on the Epson PLQ -20DM, USB on the Epson VP-930R dot matrix printer.

Maximum resolution
- PLQ -20DM:240 x 360 DPI
- VP-930R dot matrix printer:180 x 180 DPI
Maximum printing width (columns)
- PLQ -20DM:94
- VP-930R dot matrix printer:80
Buffer size
- PLQ -20DM:128 KB
- VP-930R dot matrix printer:32 KB
Sound pressure level (printing)
- PLQ -20DM:55 dB
- VP-930R dot matrix printer:57 dB
Standard interfaces
- PLQ -20DM:Serial, USB 2.0
- VP-930R dot matrix printer:USB
Optional connectivity
- PLQ -20DM:Ethernet, Wireless LAN
- VP-930R dot matrix printer:USB 2.0
AC input voltage
- PLQ -20DM:220 - 240 V
- VP-930R dot matrix printer:100 V
Power consumption (standby)
- PLQ -20DM:7.5 W
- VP-930R dot matrix printer:0.4 W

Side by side

Differences highlightedShow differences only

Comparison of PLQ -20DM, VP-930R
47 specifications	A Epson PLQ -20DM View product	B Epson VP-930R dot matrix printer Model VP-930R View product
Printing2 differ
Maximum resolutionDiffers	240 x 360 DPI	180 x 180 DPI
Maximum printing width (columns)Differs	94	80
Maximum print speedKnown for one	480 cps	Unknown — not stated by the source
Maximum print speed (draft)Known for one	432 cps	Unknown — not stated by the source
Maximum print speed (LQ)Known for one	144 cps	Unknown — not stated by the source
Character pitchKnown for one	10,12 cpi	Unknown — not stated by the source
Built-in barcodesKnown for one	CODABAR (NW-7), EAN13, EAN8, Industrial 2/5, Interleaved 2/5, POSTNET, UPC-A	Unknown — not stated by the source
Maximum number of copiesKnown for one	Unknown — not stated by the source	5 copies
Paper handlingidentical
Maximum print sizeKnown for one	A4 / Letter (216 x 297 mm)	Unknown — not stated by the source
Paper tray media typesKnown for one	Cut sheet	Unknown — not stated by the source
Cut sheet media weightKnown for one	52 - 157 g/m²	Unknown — not stated by the source
Cut sheet thickness rangeKnown for one	0.065 - 0.19 mm	Unknown — not stated by the source
Paper feedKnown for one	Unknown — not stated by the source	Push tractor
Continuous paper width rangeKnown for one	Unknown — not stated by the source	101.6 - 254 mm
Continuous paper length rangeKnown for one	Unknown — not stated by the source	101.6 - 558.8 mm
Continuous paper thickness rangeKnown for one	Unknown — not stated by the source	0.065 - 0.1 mm
Features2 differ
Buffer sizeDiffers	128 KB	32 KB
Sound pressure level (printing)Differs	55 dB	57 dB
Page description languagesKnown for one	Epson ESC/P2	Unknown — not stated by the source
Country of originKnown for one	Indonesia	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	VCCI Class B, RoHS
Ports & interfaces2 differ
Standard interfacesDiffers	Serial, USB 2.0	USB
Cabling technologyKnown for one	10/100Base-T(X)	Unknown — not stated by the source
Optional connectivityDiffers	Ethernet, Wireless LAN	USB 2.0
Enduranceidentical
Print head lifeKnown for one	400 million characters	Unknown — not stated by the source
Ribbon lifeKnown for one	10 million characters	Unknown — not stated by the source
Mean time between failures (MTBF)Known for one	10000 h	Unknown — not stated by the source
Power3 differ
AC input voltageDiffers	220 - 240 V	100 V
Power consumption (standby)Differs	7.5 W	0.4 W
Power consumption (typical)Differs	60 W	29 W
Weight & dimensions1 differ
WeightDiffers	7.7 kg	3.5 kg
WidthKnown for one	Unknown — not stated by the source	386 mm
DepthKnown for one	Unknown — not stated by the source	306 mm
HeightKnown for one	Unknown — not stated by the source	185 mm
Other featuresidentical
Dimensions (WxDxH)Known for one	384 x 280 x 203 mm	Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Network readyKnown for one	Yes	Unknown — not stated by the source
Print technologyKnown for one	Dot matrix	Unknown — not stated by the source
Media thicknessKnown for one	2.6 mm	Unknown — not stated by the source
Weight (imperial)Known for one	7.71 kg (17 lbs)	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-30 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 85%

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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