Product comparison · 2 monitors

Acer A221HQbd computer monitor vs LG M1994A computer monitor

21specifications compared
10differ
11identical
18known for one product only

Key differences

Display diagonal
- A221HQbd computer monitor:54.6 cm (21.5")
- M1994A computer monitor:48.3 cm (19")
Display resolution
- A221HQbd computer monitor:1920 x 1080 pixels
- M1994A computer monitor:1280 x 1024 pixels
Display brightness (typical)
- A221HQbd computer monitor:250 cd/m²
- M1994A computer monitor:300 cd/m²
Contrast ratio (dynamic)
- A221HQbd computer monitor:50000:1
- M1994A computer monitor:20000:1
Viewing angle, horizontal
- A221HQbd computer monitor:160°
- M1994A computer monitor:170°
Viewing angle, vertical
- A221HQbd computer monitor:160°
- M1994A computer monitor:170°
Pixel pitch
- A221HQbd computer monitor:0.248 x 0.248 mm
- M1994A computer monitor:0.264 x 0.264 mm
HDMI ports quantity
- A221HQbd computer monitor:0
- M1994A computer monitor:1

Side by side

Differences highlightedShow differences only

Comparison of A221HQbd, M1994A
39 specifications	A Acer A221HQbd computer monitor Model A221HQbd View product	B LG M1994A computer monitor Model M1994A View product
Display7 differ
Display diagonalDiffers	54.6 cm (21.5")	48.3 cm (19")
Display resolutionDiffers	1920 x 1080 pixels	1280 x 1024 pixels
HD typeKnown for one	Full HD	Unknown — not stated by the source
Display brightness (typical)Differs	250 cd/m²	300 cd/m²
Contrast ratio (dynamic)Differs	50000:1	20000:1
Viewing angle, horizontalDiffers	160°	170°
Viewing angle, verticalDiffers	160°	170°
Pixel pitchDiffers	0.248 x 0.248 mm	0.264 x 0.264 mm
Horizontal scan rangeKnown for one	30 - 80 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	55 - 75 Hz	Unknown — not stated by the source
Native aspect ratioKnown for one	Unknown — not stated by the source	16:10
Aspect ratioKnown for one	Unknown — not stated by the source	16:10
Colour gamut standardKnown for one	Unknown — not stated by the source	sRGB
Multimediaidentical
Built-in speaker(s)Known for one	Unknown — not stated by the source	No
Ports & interfaces2 differ
HDMI ports quantityDiffers	0	1
HDCPDiffers	Yes	No
AC (power) inKnown for one	Yes	Unknown — not stated by the source
HDMIKnown for one	Unknown — not stated by the source	Yes
Ergonomicsidentical
Panel mounting interfaceKnown for one	100 x 100 mm	Unknown — not stated by the source
Tilt angle rangeKnown for one	-5 - 15°	Unknown — not stated by the source
Weight & dimensions1 differ
Width (without stand)Known for one	511.3 mm	Unknown — not stated by the source
Depth (without stand)Known for one	199.4 mm	Unknown — not stated by the source
Height (without stand)Known for one	370 mm	Unknown — not stated by the source
Weight (without stand)Differs	3.5 kg	2.8 kg
Weight (with stand)Known for one	Unknown — not stated by the source	3.92 kg
Other featuresidentical
Display viewable area (HxV)Known for one	476 x 268 mm	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	TCO03/TCO99/UL(cUL)/TUV-GS/SEMKO/FCC-B/CE/EPA/VESA
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC

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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