Product comparison · 2 monitors

Lenovo ThinkVision LS1951 computer monitor vs Lenovo ThinkVision LS2221 computer monitor

40specifications compared
13differ
27identical
30known for one product only

Key differences

Display diagonal
- ThinkVision LS1951 computer monitor:48.3 cm (19")
- ThinkVision LS2221 computer monitor:54.6 cm (21.5")
Display resolution
- ThinkVision LS1951 computer monitor:1440 x 900 pixels
- ThinkVision LS2221 computer monitor:1920 x 1080 pixels
Native aspect ratio
- ThinkVision LS1951 computer monitor:16:10
- ThinkVision LS2221 computer monitor:16:9
Aspect ratio
- ThinkVision LS1951 computer monitor:16:10
- ThinkVision LS2221 computer monitor:16:9
Contrast ratio (dynamic)
- ThinkVision LS1951 computer monitor:1000:1
- ThinkVision LS2221 computer monitor:10000000:1
Pixel pitch
- ThinkVision LS1951 computer monitor:0.2835 x 0.2835 mm
- ThinkVision LS2221 computer monitor:0.248 x 0.248 mm
Viewable size, horizontal
- ThinkVision LS1951 computer monitor:40.8 cm
- ThinkVision LS2221 computer monitor:47.7 cm
Viewable size, vertical
- ThinkVision LS1951 computer monitor:25.5 cm
- ThinkVision LS2221 computer monitor:26.8 cm

Side by side

Differences highlightedShow differences only

Comparison of LS1951, LS2221
70 specifications	A Lenovo ThinkVision LS1951 computer monitor Model LS1951 View product	B Lenovo ThinkVision LS2221 computer monitor Model LS2221 View product
Display9 differ
Display diagonalDiffers	48.3 cm (19")	54.6 cm (21.5")
Display resolutionDiffers	1440 x 900 pixels	1920 x 1080 pixels
Native aspect ratioDiffers	16:10	16:9
HD typeKnown for one	Unknown — not stated by the source	Full HD
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	640 x 350, 720 x 400, 832 x 624, 1600 x 900, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1280 x 800 (WXGA), 1440 x 900 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 640 x 480 (VGA), 800 x 600 (SVGA)
Aspect ratioDiffers	16:10	16:9
Contrast ratio (typical)Known for one	Unknown — not stated by the source	1000:1
Contrast ratio (dynamic)Differs	1000:1	10000000:1
Pixel pitchDiffers	0.2835 x 0.2835 mm	0.248 x 0.248 mm
Viewable size, horizontalDiffers	40.8 cm	47.7 cm
Viewable size, verticalDiffers	25.5 cm	26.8 cm
Viewable size diagonalDiffers	48.1 cm	54.6 cm
Sync-on-green (SOG)Known for one	No	Unknown — not stated by the source
Performanceidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Wi
Ports & interfacesidentical
DVI-I ports quantityKnown for one	Unknown — not stated by the source	0
HDMI ports quantityKnown for one	Unknown — not stated by the source	0
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Ergonomicsidentical
On Screen Display (OSD)Known for one	Unknown — not stated by the source	Yes
Number of OSD languagesKnown for one	Unknown — not stated by the source	8
LED indicatorsKnown for one	Unknown — not stated by the source	Power
Power1 differ
Power consumption (typical)Differs	15 W	30 W
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 2438 m
Weight & dimensions3 differ
Width (without stand)Differs	572 mm	525 mm
Height (without stand)Differs	415 mm	390.7 mm
Weight (without stand)Differs	4.44 kg	3.95 kg
Bezel width (side)Known for one	Unknown — not stated by the source	2.35 cm
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	587 mm
Package depthKnown for one	Unknown — not stated by the source	151 mm
Package heightKnown for one	Unknown — not stated by the source	452 mm
Package weightKnown for one	Unknown — not stated by the source	5.3 kg
Packaging contentidentical
Quick start guideKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Sustainability certificatesKnown for one	Unknown — not stated by the source	ENERGY STAR
Other featuresidentical
CertificationKnown for one	Unknown — not stated by the source	FCC, VCCI, ISO, TCO
Dimensions (W x D x H) (imperial)Known for one	Unknown — not stated by the source	525 x 179.8 x 390.7 mm (20.7 x 7.08 x 15.4")
Box depth (imperial)Known for one	Unknown — not stated by the source	15.1 cm (5.94")
Box height (imperial)Known for one	Unknown — not stated by the source	45.2 cm (17.8")

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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