Product comparison · 2 monitors

Lenovo Flat Panel Performance D221 computer monitor vs Lenovo ThinkVision L171, Black

22specifications compared
14differ
8identical
19known for one product only

Key differences

Display diagonal
- Flat Panel Performance D221 computer monitor:55.9 cm (22")
- ThinkVision L171, Black:43.2 cm (17")
Display resolution
- Flat Panel Performance D221 computer monitor:1680 x 1050 pixels
- ThinkVision L171, Black:1280 x 1024 pixels
Display brightness (typical)
- Flat Panel Performance D221 computer monitor:300 cd/m²
- ThinkVision L171, Black:270 cd/m²
Response time
- Flat Panel Performance D221 computer monitor:5 ms
- ThinkVision L171, Black:8 ms
Contrast ratio (typical)
- Flat Panel Performance D221 computer monitor:700:1
- ThinkVision L171, Black:500:1
Viewing angle, horizontal
- Flat Panel Performance D221 computer monitor:176°
- ThinkVision L171, Black:140°
Viewing angle, vertical
- Flat Panel Performance D221 computer monitor:176°
- ThinkVision L171, Black:135°
Pixel pitch
- Flat Panel Performance D221 computer monitor:0.28
- ThinkVision L171, Black:0.264

Side by side

Differences highlightedShow differences only

Comparison of D221, ThinkVision L171, Black
41 specifications	A Lenovo Flat Panel Performance D221 computer monitor Model D221 View product	B Lenovo ThinkVision L171, Black View product
Display10 differ
Display diagonalDiffers	55.9 cm (22")	43.2 cm (17")
Display resolutionDiffers	1680 x 1050 pixels	1280 x 1024 pixels
Display brightness (typical)Differs	300 cd/m²	270 cd/m²
Response timeDiffers	5 ms	8 ms
Contrast ratio (typical)Differs	700:1	500:1
Viewing angle, horizontalDiffers	176°	140°
Viewing angle, verticalDiffers	176°	135°
Pixel pitchDiffers	0.28	0.264
Horizontal scan rangeKnown for one	Unknown — not stated by the source	30 - 83 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	55 - 75 Hz
Viewable size, horizontalDiffers	47.4 cm	34 cm
Viewable size, verticalDiffers	29.6 cm	27.2 cm
Viewable size diagonalKnown for one	55.9 cm	Unknown — not stated by the source
Ports & interfacesidentical
DVI-D ports quantityKnown for one	1	Unknown — not stated by the source
Ergonomics2 differ
Tilt angle rangeDiffers	-5 - 20°	4 - 30°
ErgonomicsDiffers	ISO 13406-2	ISO 13406 Part 2
Cable lengthKnown for one	Unknown — not stated by the source	1.8 m
Power1 differ
Power consumption (typical)Differs	45 W	40 W
Power consumption (standby)Known for one	Unknown — not stated by the source	2 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Weight & dimensionsidentical
Width (without stand)Known for one	Unknown — not stated by the source	367 mm
Depth (without stand)Known for one	Unknown — not stated by the source	162 mm
Height (without stand)Known for one	Unknown — not stated by the source	382 mm
Weight (without stand)Known for one	Unknown — not stated by the source	4.6 kg
Width (with stand)Known for one	515 mm	Unknown — not stated by the source
Depth (with stand)Known for one	240 mm	Unknown — not stated by the source
Height (with stand)Known for one	406 mm	Unknown — not stated by the source
Weight (with stand)Known for one	6.2 kg	Unknown — not stated by the source
Other features1 differ
Minimum system requirementsKnown for one	Unknown — not stated by the source	-Microsoft Windows 2000 -Microsoft Windows XP
Power managementKnown for one	Unknown — not stated by the source	ENERGY STAR
CertificationDiffers	TCO-99, MPR-III	TCO'99
Performanceidentical
Windows operating systems supportedKnown for one	Windows 2000	Unknown — not stated by the source

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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