Product comparison · 2 monitors

Acer AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC vs Viewsonic 15IN LCD 1024X768

19specifications compared
16differ
3identical
6known for one product only

Key differences

Display diagonal
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:43.2 cm (17")
- 15IN LCD 1024X768:38.1 cm (15")
Display resolution
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:1280 x 1024 pixels
- 15IN LCD 1024X768:1024 x 768 pixels
Display brightness (typical)
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:260 cd/m²
- 15IN LCD 1024X768:300 cd/m²
Response time
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:16 ms
- 15IN LCD 1024X768:25 ms
Contrast ratio (typical)
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:450:1
- 15IN LCD 1024X768:400:1
Viewing angle, horizontal
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:140°
- 15IN LCD 1024X768:120°
Viewing angle, vertical
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:140°
- 15IN LCD 1024X768:100°
Horizontal scan range
- AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC:32 - 80 kHz
- 15IN LCD 1024X768:30 - 82 kHz

Side by side

Differences highlightedShow differences only

Comparison of AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC, 15IN LCD 1024X768
25 specifications	A Acer AL1721MS 17I LCD WITH SPEAKER DVI & ANALOG - TCO 99 SILVER + BLAC View product	B Viewsonic 15IN LCD 1024X768 View product
Display8 differ
Display diagonalDiffers	43.2 cm (17")	38.1 cm (15")
Display resolutionDiffers	1280 x 1024 pixels	1024 x 768 pixels
Touchscreen	No	No
Display brightness (typical)Differs	260 cd/m²	300 cd/m²
Response timeDiffers	16 ms	25 ms
Contrast ratio (typical)Differs	450:1	400:1
Viewing angle, horizontalDiffers	140°	120°
Viewing angle, verticalDiffers	140°	100°
Pixel pitchKnown for one	0.264	Unknown — not stated by the source
Horizontal scan rangeDiffers	32 - 80 kHz	30 - 82 kHz
Vertical scan range	50 - 75 Hz	50 - 75 Hz
Ergonomicsidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power consumption (typical)Differs	55 W	35 W
Weight & dimensions4 differ
Width (without stand)Differs	377 mm	346 mm
Depth (without stand)Differs	154 mm	156 mm
Height (without stand)Differs	391 mm	355 mm
Weight (without stand)Differs	5 kg	4 kg
Other features3 differ
Audio systemDiffers	Internal Speakers -1W x 2.	Speakers 2x2-watts /Amplifier 2 watts @1kHz .
Video inKnown for one	Analog (D-sub), DVI-D	Unknown — not stated by the source
Power managementDiffers	VESA DPMS. On: 45W Off: 3W	Meets TCO'99 and ENERGY standards.
CertificationDiffers	UL, CUL, TUV/GS, T-Mark, ISO13406-2, CE, CB, Energy star, FCC/B, VCCI, CE, TCO 03	TCO'99
Supplied AC adapter type	LCD	LCD
CompatibilityKnown for one	Unknown — not stated by the source	PC -VGA up to 1024x768 non-interlaced / Mac- Power Mac G3/G4 up to 1024x768
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Maximum operating temperature range (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C

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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