Product comparison · 2 monitors

Acer P191W computer monitor vs Acer P221Wd computer monitor

Key differences

Display diagonal
- P191W computer monitor:48.3 cm (19")
- P221Wd computer monitor:55.9 cm (22")
Display resolution
- P191W computer monitor:1440 x 900 pixels
- P221Wd computer monitor:1680 x 1050 pixels
Contrast ratio (typical)
- P191W computer monitor:2000:1
- P221Wd computer monitor:2500:1
Viewing angle, horizontal
- P191W computer monitor:160°
- P221Wd computer monitor:170°
Pixel pitch
- P191W computer monitor:0.284
- P221Wd computer monitor:0.282
Horizontal scan range
- P191W computer monitor:24 - 80 kHz
- P221Wd computer monitor:30 - 82 kHz
Vertical scan range
- P191W computer monitor:56 - 75 Hz
- P221Wd computer monitor:56 - 60 Hz
Viewable size, horizontal
- P191W computer monitor:40.8 cm
- P221Wd computer monitor:47.3 cm

Differences highlightedShow differences only

Comparison of P191W, P221Wd
25 specifications	A Acer P191W computer monitor Model P191W View product	B Acer P221Wd computer monitor Model P221Wd View product
Display9 differ
Display diagonalDiffers	48.3 cm (19")	55.9 cm (22")
Display resolutionDiffers	1440 x 900 pixels	1680 x 1050 pixels
Touchscreen	No	No
Display brightness (typical)	300 cd/m²	300 cd/m²
Response time	5 ms	5 ms
Contrast ratio (typical)Differs	2000:1	2500:1
Viewing angle, horizontalDiffers	160°	170°
Viewing angle, vertical	160°	160°
Pixel pitchDiffers	0.284	0.282
Horizontal scan rangeDiffers	24 - 80 kHz	30 - 82 kHz
Vertical scan rangeDiffers	56 - 75 Hz	56 - 60 Hz
Viewable size, horizontalDiffers	40.8 cm	47.3 cm
Viewable size, verticalDiffers	25.5 cm	29.6 cm
Designidentical
Product colour	Black	Black
Ports & interfacesidentical
VGA (D-Sub) ports quantity	1	1
DVI-D ports quantityKnown for one	Unknown — not stated by the source	1
Ergonomicsidentical
Panel mounting interface	100 x 100 mm	100 x 100 mm
Power1 differ
Power consumption (typical)Differs	37 W	45 W
Power consumption (standby)	2 W	2 W
Power consumption (off)	1 W	1 W
Weight & dimensions4 differ
Width (with stand)Differs	454.3 mm	517.5 mm
Depth (with stand)Differs	163.7 mm	177.4 mm
Height (with stand)Differs	359.2 mm	400.1 mm
Weight (without stand)Differs	4.4 kg	5.25 kg
Other featuresidentical
Certification	UL, CUL, TUV/GS, T-Mark, ISO9241-3/-7/-8, FCC/B, VCCI, CE, C-tick, BSMI, WHQL, ISO 13402-6	UL, CUL, TUV/GS, T-Mark, ISO9241-3/-7/-8, FCC/B, VCCI, CE, C-tick, BSMI, WHQL, ISO 13402-6

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.