Product comparison · 2 monitors

Acer A191HQb computer monitor vs NEC AccuSync AS231WM

23specifications compared
11differ
12identical
18known for one product only

Key differences

Display diagonal
- A191HQb computer monitor:47 cm (18.5")
- AccuSync AS231WM:58.4 cm (23")
Display resolution
- A191HQb computer monitor:1366 x 768 pixels
- AccuSync AS231WM:1680 x 1050 pixels
Cable lock slot
- A191HQb computer monitor:No
- AccuSync AS231WM:Yes
Power consumption (typical)
- A191HQb computer monitor:20.1 W
- AccuSync AS231WM:25 W
Power consumption (standby)
- A191HQb computer monitor:0.46 W
- AccuSync AS231WM:0.42 W
Width (without stand)
- A191HQb computer monitor:444 mm
- AccuSync AS231WM:546 mm
Depth (without stand)
- A191HQb computer monitor:160.3 mm
- AccuSync AS231WM:221.8 mm
Height (without stand)
- A191HQb computer monitor:332.8 mm
- AccuSync AS231WM:378.6 mm

Side by side

Differences highlightedShow differences only

Comparison of A191HQb, AccuSync AS231WM
41 specifications	A Acer A191HQb computer monitor Model A191HQb View product	B NEC AccuSync AS231WM View product
Display2 differ
Display diagonalDiffers	47 cm (18.5")	58.4 cm (23")
Display resolutionDiffers	1366 x 768 pixels	1680 x 1050 pixels
Touchscreen	No	No
Display brightness (typical)	250 cd/m²	250 cd/m²
Response time	5 ms	5 ms
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Viewing angle, horizontal	170°	170°
Viewing angle, vertical	160°	160°
Pixel pitchKnown for one	Unknown — not stated by the source	0.265 x 0.265 mm
Horizontal scan rangeKnown for one	Unknown — not stated by the source	31.5 - 82.3 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	56 - 75 Hz
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	12000000:1	Unknown — not stated by the source
Multimediaidentical
RMS rated power	1 W	1 W
Built-in camera	No	No
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Business
Product colour	Black	Black
Ports & interfacesidentical
USB Type-A downstream ports quantity	0	0
VGA (D-Sub) ports quantity	1	1
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
DVI-I ports quantityKnown for one	Unknown — not stated by the source	0
HDCPKnown for one	Unknown — not stated by the source	No
Ergonomics1 differ
Panel mounting interface	100 x 100 mm	100 x 100 mm
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Tilt angle rangeKnown for one	-5 - 15°	Unknown — not stated by the source
LED indicatorsKnown for one	Stand-by	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	20.1 W	25 W
Power consumption (standby)Differs	0.46 W	0.42 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Weight & dimensions4 differ
Width (without stand)Differs	444 mm	546 mm
Depth (without stand)Differs	160.3 mm	221.8 mm
Height (without stand)Differs	332.8 mm	378.6 mm
Weight (without stand)Differs	2.8 kg	5.4 kg
Other features2 differ
TV tuner integrated	No	No
Power requirementsDiffers	100 - 240V	100-120 V/220-240 V; 0.6 A/0.35 A
CertificationDiffers	CE, CB, UL, FCC, GS, ERGO, WEEE	CCC; CE; EPEAT Silver; ERP; Energy Star 5.0; FCC Class B; GEEA/Energy Label; ISO 9241-307 (pixel failure class I); MPR II/ MPR III; PCT/Gost; TCO 5.0; TÜV Ergonomics; TÜV GS; UL/C-UL or CSA
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source

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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