Product comparison · 2 monitors

Acer 17IN LCD AL1721 MM 450:1 vs Acer AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC

Key differences

Power consumption (typical)
- 17IN LCD AL1721 MM 450:1:45 W
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:55 W
Audio system
- 17IN LCD AL1721 MM 450:1:Speaker 1.5W x 2
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:Internal Speakers -1W x 2.

Differences highlightedShow differences only

Comparison of 17IN LCD AL1721 MM 450:1, AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC
24 specifications	A Acer 17IN LCD AL1721 MM 450:1 View product	B Acer AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC View product
Displayidentical
Display diagonal	43.2 cm (17")	43.2 cm (17")
Display resolution	1280 x 1024 pixels	1280 x 1024 pixels
Touchscreen	No	No
Display brightness (typical)	260 cd/m²	260 cd/m²
Response time	16 ms	16 ms
Contrast ratio (typical)	450:1	450:1
Viewing angle, horizontal	140°	140°
Viewing angle, vertical	140°	140°
Pixel pitch	0.264	0.264
Horizontal scan range	32 - 80 kHz	32 - 80 kHz
Vertical scan range	50 - 75 Hz	50 - 75 Hz
Ergonomicsidentical
Panel mounting interfaceKnown for one	75 x 75 mm	Unknown — not stated by the source
Plug and Play	Yes	Yes
Power1 differ
Power consumption (typical)Differs	45 W	55 W
Weight & dimensionsidentical
Width (without stand)	377 mm	377 mm
Depth (without stand)	154 mm	154 mm
Height (without stand)	391 mm	391 mm
Weight (without stand)	5 kg	5 kg
Other features2 differ
Audio systemDiffers	Speaker 1.5W x 2	Internal Speakers -1W x 2.
Security featuresKnown for one	Kensington Lock-supported	Unknown — not stated by the source
CertificationDiffers	TCO99	UL, CUL, TUV/GS, T-Mark, ISO13406-2, CE, CB, Energy star, FCC/B, VCCI, CE, TCO 03
Supplied AC adapter type	LCD	LCD
Video inKnown for one	Unknown — not stated by the source	Analog (D-sub), DVI-D
Power managementKnown for one	Unknown — not stated by the source	VESA DPMS. On: 45W Off: 3W

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.