Product comparison · 2 monitors

Acer A221HQb computer monitor vs NEC AccuSync AS231WM

24specifications compared
13differ
11identical
25known for one product only

Key differences

The Acer A221HQb computer monitor has 6° more viewing angle, horizontal than the NEC AccuSync AS231WM (176° vs 170°). The Acer A221HQb computer monitor has 16° more viewing angle, vertical than the NEC AccuSync AS231WM (176° vs 160°). The Acer A221HQb computer monitor has 5 W more power consumption (typical) than the NEC AccuSync AS231WM (30 W vs 25 W). Only the Acer A221HQb computer monitor has HDCP. Only the NEC AccuSync AS231WM has cable lock slot.

Display diagonal
- A221HQb computer monitor:54.6 cm (21.5")
- AccuSync AS231WM:58.4 cm (23")
Display resolution
- A221HQb computer monitor:1920 x 1080 pixels
- AccuSync AS231WM:1680 x 1050 pixels
Viewing angle, horizontal
- A221HQb computer monitor:176°
- AccuSync AS231WM:170°
Viewing angle, vertical
- A221HQb computer monitor:176°
- AccuSync AS231WM:160°
HDCP
- A221HQb computer monitor:Yes
- AccuSync AS231WM:No
Cable lock slot
- A221HQb computer monitor:No
- AccuSync AS231WM:Yes
Power consumption (typical)
- A221HQb computer monitor:30 W
- AccuSync AS231WM:25 W
Power consumption (standby)
- A221HQb computer monitor:0.79 W
- AccuSync AS231WM:0.42 W

Side by side

Differences highlightedShow differences only

Comparison of A221HQb, AccuSync AS231WM
49 specifications	A Acer A221HQb computer monitor Model A221HQb View product	B NEC AccuSync AS231WM View product
Display4 differ
Display diagonalDiffers	54.6 cm (21.5")	58.4 cm (23")
Display resolutionDiffers	1920 x 1080 pixels	1680 x 1050 pixels
Native aspect ratioKnown for one	16:9	Unknown — not stated by the source
HD typeKnown for one	Full HD	Unknown — not stated by the source
Supported graphics resolutionsKnown for one	1920 x 1080 (HD 1080)	Unknown — not stated by the source
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Contrast ratio (dynamic)Known for one	50000:1	Unknown — not stated by the source
Viewing angle, horizontalDiffers	176°	170°
Viewing angle, verticalDiffers	176°	160°
Display number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
3DKnown for one	No	Unknown — not stated by the source
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
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
Multimediaidentical
Built-in speaker(s)Known for one	No	Unknown — not stated by the source
RMS rated powerKnown for one	Unknown — not stated by the source	1 W
Designidentical
Market positioningKnown for one	Unknown — not stated by the source	Business
Ports & interfaces1 differ
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
HDCPDiffers	Yes	No
AC (power) inKnown for one	Yes	Unknown — not stated by the source
Ergonomics1 differ
VESA mountingKnown for one	Yes	Unknown — not stated by the source
Cable lock slotDiffers	No	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Power2 differ
Power consumption (typical)Differs	30 W	25 W
Power consumption (standby)Differs	0.79 W	0.42 W
Power consumption (off)Known for one	0.67 W	Unknown — not stated by the source
Weight & dimensions4 differ
Width (without stand)Differs	511 mm	546 mm
Depth (without stand)Differs	371 mm	221.8 mm
Height (without stand)Differs	199 mm	378.6 mm
Weight (without stand)Differs	3.5 kg	5.4 kg
Sustainabilityidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Other features1 differ
CertificationDiffers	MPR II 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
Power requirementsKnown for one	Unknown — not stated by the source	100-120 V/220-240 V; 0.6 A/0.35 A
Supplied AC adapter typeKnown for one	Unknown — not stated by the source	AC
Thin Clientidentical
Thin client installedKnown for one	No	Unknown — not stated by the source
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%

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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