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Product comparison · 2 monitors

Lenovo ThinkVision LS1951 computer monitor vs Lenovo ThinkVision LS2251 computer monitor

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  • 36specifications compared
  • 10differ
  • 26identical
  • 35known for one product only

Key differences

  • Display diagonal
    • 48.3 cm (19")
    • 55.9 cm (22")
  • Display resolution
    • 1440 x 900 pixels
    • 1680 x 1050 pixels
  • Contrast ratio (dynamic)
    • 1000:1
    • 10000000:1
  • Pixel pitch
    • 0.2835 x 0.2835 mm
    • 0.282 x 0.282 mm
  • Viewable size, horizontal
    • 40.8 cm
    • 47.4 cm
  • Viewable size, vertical
    • 25.5 cm
    • 29.6 cm
  • Viewable size diagonal
    • 48.1 cm
    • 55.8 cm
  • USB Type-A downstream ports quantity
    • 0
    • 4

Side by side

Differences highlightedShow differences only
71 specifications
A

Lenovo

ThinkVision LS1951 computer monitor

Model LS1951

View product
B

Lenovo

ThinkVision LS2251 computer monitor

Model LS2251

View product
Display7 differ
Display diagonalDiffers48.3 cm (19")55.9 cm (22")
Display resolutionDiffers1440 x 900 pixels1680 x 1050 pixels
Native aspect ratio16:1016:10
TouchscreenNoNo
Display brightness (typical)250 cd/m²250 cd/m²
Response time5 ms5 ms
Supported graphics resolutionsKnown for one640 x 350, 832 x 624, 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1440 x 900 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 640 x 480 (VGA), 800 x 600 (SVGA)
Aspect ratio16:1016:10
Contrast ratio (typical)Known for one1000:1
Contrast ratio (dynamic)Differs1000:110000000:1
Viewing angle, horizontal170°170°
Viewing angle, vertical160°160°
Display number of colours16.78 million colours16.78 million colours
Pixel pitchDiffers0.2835 x 0.2835 mm0.282 x 0.282 mm
Viewable size, horizontalDiffers40.8 cm47.4 cm
Viewable size, verticalDiffers25.5 cm29.6 cm
Viewable size diagonalDiffers48.1 cm55.8 cm
Separate H/V syncYesYes
Sync-on-green (SOG)Known for oneNo
3DKnown for oneNo
Performanceidentical
Windows operating systems supportedKnown for oneWindows 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
Multimediaidentical
Built-in speaker(s)NoNo
Built-in cameraNoNo
Designidentical
Market positioningBusinessBusiness
Product colourBlackBlack
Ports & interfaces2 differ
USB hub versionKnown for one2.0
USB Type-A downstream ports quantityDiffers04
VGA (D-Sub) ports quantity11
DVI-D ports quantityDiffers10
DVI-I ports quantityKnown for one0
HDMIKnown for oneYes
HDMI ports quantityKnown for one1
HDCPYesYes
AC (power) inKnown for oneYes
Ergonomicsidentical
VESA mountingYesYes
Panel mounting interface100 x 100 mm100 x 100 mm
Cable lock slotYesYes
Cable lock slot typeKensingtonKensington
Tilt angle range-5 - 20°-5 - 20°
On Screen Display (OSD)Known for oneYes
Number of OSD languagesKnown for one8
LED indicatorsKnown for onePower
Power1 differ
Power consumption (typical)Differs15 W25 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Power consumption (standby)Known for one1 W
Power consumption (off)Known for one0.5 W
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-20 - 60 °C
Operating relative humidity (H-H)Known for one8 - 80%
Storage relative humidity (H-H)Known for one5 - 95%
Operating altitudeKnown for one0 - 2438 m
Weight & dimensionsidentical
Width (without stand)572 mm572 mm
Depth (without stand)179.8 mm179.8 mm
Height (without stand)415 mm415 mm
Weight (without stand)4.44 kg4.44 kg
Bezel width (side)Known for one2.44 cm
Packaging dataidentical
Package widthKnown for one634 mm
Package depthKnown for one150 mm
Package heightKnown for one492 mm
Package weightKnown for one6.26 kg
Packaging contentidentical
Quick start guideKnown for oneYes
ManualKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
TV tuner integratedNoNo
CertificationKnown for oneISO, FCC, TCO, RoHS
Dimensions (W x D x H) (imperial)Known for one570 x 179.8 x 415 mm (22.4 x 7.08 x 16.3")
Box depth (imperial)Known for one15 cm (5.9")
Box height (imperial)Known for one49.2 cm (19.4")
Supplied AC adapter typeKnown for oneLCD
Thin Clientidentical
Thin client installedNoNo

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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