Product comparison · 2 monitors

NEC LCD1990SX-BK computer monitor vs Zalman ZM-M220W computer monitor

23specifications compared
16differ
7identical
10known for one product only

Key differences

Display diagonal
- LCD1990SX-BK computer monitor:48.3 cm (19")
- ZM-M220W computer monitor:55.9 cm (22")
Display resolution
- LCD1990SX-BK computer monitor:1280 x 1024 pixels
- ZM-M220W computer monitor:1650 x 1050 pixels
Display brightness (typical)
- LCD1990SX-BK computer monitor:250 cd/m²
- ZM-M220W computer monitor:400 cd/m²
Response time
- LCD1990SX-BK computer monitor:25 ms
- ZM-M220W computer monitor:5 ms
Contrast ratio (typical)
- LCD1990SX-BK computer monitor:2500:1
- ZM-M220W computer monitor:1000:1
Viewing angle, horizontal
- LCD1990SX-BK computer monitor:178°
- ZM-M220W computer monitor:160°
Viewing angle, vertical
- LCD1990SX-BK computer monitor:178°
- ZM-M220W computer monitor:160°
Pixel pitch
- LCD1990SX-BK computer monitor:0.294 x 0.294 mm
- ZM-M220W computer monitor:0.282 x 0.282 mm

Side by side

Differences highlightedShow differences only

Comparison of LCD1990SX-BK, ZM-M220W
33 specifications	A NEC LCD1990SX-BK computer monitor Model LCD1990SX-BK View product	B Zalman ZM-M220W computer monitor Model ZM-M220W View product
Display10 differ
Display diagonalDiffers	48.3 cm (19")	55.9 cm (22")
Display resolutionDiffers	1280 x 1024 pixels	1650 x 1050 pixels
Touchscreen	No	No
Display brightness (typical)Differs	250 cd/m²	400 cd/m²
Response timeDiffers	25 ms	5 ms
Contrast ratio (typical)Differs	2500:1	1000:1
Viewing angle, horizontalDiffers	178°	160°
Viewing angle, verticalDiffers	178°	160°
Pixel pitchDiffers	0.294 x 0.294 mm	0.282 x 0.282 mm
Digital horizontal frequencyDiffers	31.5 - 81.1 kHz	30 - 80 kHz
Digital vertical frequencyDiffers	50 - 85 Hz	56 - 75 Hz
Multimedia1 differ
Built-in speaker(s)Differs	No	Yes
Built-in camera	No	No
RMS rated powerKnown for one	Unknown — not stated by the source	4 W
Designidentical
Product colour	Black	Black
Ports & interfaces1 differ
USB Type-A downstream ports quantity	0	0
VGA (D-Sub) ports quantity	1	1
DVI-D ports quantityDiffers	1	0
HDCP	No	No
Poweridentical
Power consumption (typical)Known for one	39 W	Unknown — not stated by the source
Weight & dimensions4 differ
Width (with stand)Known for one	402.3 mm	Unknown — not stated by the source
Depth (with stand)Known for one	247.3 mm	Unknown — not stated by the source
Height (with stand)Known for one	560.7 mm	Unknown — not stated by the source
Weight (with stand)Known for one	12.1 kg	Unknown — not stated by the source
Width (without stand)Differs	402.3 mm	0 mm
Depth (without stand)Differs	247.3 mm	0 mm
Height (without stand)Differs	330.3 mm	0 mm
Weight (without stand)Differs	8.8 kg	9.8 kg
Other featuresidentical
TV tuner integrated	No	No
Power requirementsKnown for one	Unknown — not stated by the source	100~240V, 50/60Hz
SafetyKnown for one	Unknown — not stated by the source	NRTL, FCC, CE, MIC, VCCI
Ergonomicsidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Packaging contentidentical
ManualKnown for one	Unknown — not stated by the source	Yes

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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