Product comparison · 2 monitors

Acer AL2021M 20IN TFT LCD vs Acer AL732 17" TFT .264 460:1 TCO99

18specifications compared
17differ
1identical
6known for one product only

Key differences

The Acer AL732 17" TFT .264 460:1 TCO99 has 10 cd/m² more display brightness (typical) than the Acer AL2021M 20IN TFT LCD (260 cd/m² vs 250 cd/m²). The Acer AL2021M 20IN TFT LCD has 9 ms more response time than the Acer AL732 17" TFT .264 460:1 TCO99 (25 ms vs 16 ms). The Acer AL2021M 20IN TFT LCD has 150 :1 more contrast ratio (typical) than the Acer AL732 17" TFT .264 460:1 TCO99 (600:1 vs 450:1). Display diagonal: 50.8 cm (20") on the Acer AL2021M 20IN TFT LCD, 43.2 cm (17") on the Acer AL732 17" TFT .264 460:1 TCO99. Display resolution: 1600 x 1200 pixels on the Acer AL2021M 20IN TFT LCD, 1280 x 1024 pixels on the Acer AL732 17" TFT .264 460:1 TCO99.

Display diagonal
- AL2021M 20IN TFT LCD:50.8 cm (20")
- AL732 17" TFT .264 460:1 TCO99:43.2 cm (17")
Display resolution
- AL2021M 20IN TFT LCD:1600 x 1200 pixels
- AL732 17" TFT .264 460:1 TCO99:1280 x 1024 pixels
Display brightness (typical)
- AL2021M 20IN TFT LCD:250 cd/m²
- AL732 17" TFT .264 460:1 TCO99:260 cd/m²
Response time
- AL2021M 20IN TFT LCD:25 ms
- AL732 17" TFT .264 460:1 TCO99:16 ms
Contrast ratio (typical)
- AL2021M 20IN TFT LCD:600:1
- AL732 17" TFT .264 460:1 TCO99:450:1
Viewing angle, horizontal
- AL2021M 20IN TFT LCD:170°
- AL732 17" TFT .264 460:1 TCO99:160°
Viewing angle, vertical
- AL2021M 20IN TFT LCD:170°
- AL732 17" TFT .264 460:1 TCO99:160°
Pixel pitch
- AL2021M 20IN TFT LCD:0.255
- AL732 17" TFT .264 460:1 TCO99:0.264

Side by side

Differences highlightedShow differences only

Comparison of AL2021M 20IN TFT LCD, AL732 17" TFT .264 460:1 TCO99
24 specifications	A Acer AL2021M 20IN TFT LCD View product	B Acer AL732 17" TFT .264 460:1 TCO99 View product
Display12 differ
Display diagonalDiffers	50.8 cm (20")	43.2 cm (17")
Display resolutionDiffers	1600 x 1200 pixels	1280 x 1024 pixels
Touchscreen	No	No
Display brightness (typical)Differs	250 cd/m²	260 cd/m²
Response timeDiffers	25 ms	16 ms
Contrast ratio (typical)Differs	600:1	450:1
Viewing angle, horizontalDiffers	170°	160°
Viewing angle, verticalDiffers	170°	160°
Pixel pitchDiffers	0.255	0.264
Horizontal scan rangeDiffers	81	30 - 81 kHz
Vertical scan rangeDiffers	75	56 - 76 Hz
Viewable size, horizontalDiffers	40.8 cm	33.8 cm
Viewable size, verticalDiffers	30.6 cm	27 cm
Weight & dimensions3 differ
Width (without stand)Differs	449 mm	378 mm
Depth (without stand)Differs	197 mm	156 mm
Height (without stand)Differs	439 mm	390 mm
Other features2 differ
Audio systemDiffers	2 X 2W	2 x 2.5W RMS audio speakers - integrated
Display viewable area (HxV)Known for one	408 x 306 mm	Unknown — not stated by the source
Power managementKnown for one	On: 58W Off: 3W	Unknown — not stated by the source
CertificationDiffers	UL, CUL, TUV/GS, T-mark, ISO 13406-2, CE, CB, TCO 03, FCC TCO 99	UL/CUL, VCC, PSB, CB, TUV/GS, BSMI, B Mark, FCC (DOC), TCO99 CCC, CE MARK, C-tick, 13406-2
Supplied AC adapter typeKnown for one	LCD	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	100-240V, 50/60Hz
Ergonomicsidentical
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	50 W

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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