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Product comparison · 2 monitors

Lenovo ThinkVision LS1951 computer monitor vs Lenovo ThinkVision LS2421p computer monitor

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  • 33specifications compared
  • 12differ
  • 21identical
  • 38known for one product only

Key differences

  • Display diagonal
    • 48.3 cm (19")
    • 59.9 cm (23.6")
  • Display resolution
    • 1440 x 900 pixels
    • 1920 x 1080 pixels
  • Native aspect ratio
    • 16:10
    • 16:9
  • Display brightness (typical)
    • 250 cd/m²
    • 300 cd/m²
  • Aspect ratio
    • 16:10
    • 16:9
  • Contrast ratio (dynamic)
    • 1000:1
    • 10000000:1
  • Pixel pitch
    • 0.2835 x 0.2835 mm
    • 0.2715 x 0.2715 mm
  • Viewable size diagonal
    • 48.1 cm
    • 59.8 cm

Side by side

Differences highlightedShow differences only
71 specifications
A

Lenovo

ThinkVision LS1951 computer monitor

Model LS1951

View product
B

Lenovo

ThinkVision LS2421p computer monitor

Model LS2421p

View product
Display8 differ
Display diagonalDiffers48.3 cm (19")59.9 cm (23.6")
Display resolutionDiffers1440 x 900 pixels1920 x 1080 pixels
Native aspect ratioDiffers16:1016:9
HD typeKnown for oneFull HD
Backlight typeKnown for oneW-LED
Display brightness (typical)Differs250 cd/m²300 cd/m²
Supported graphics resolutionsKnown for one1920 x 1080 (HD 1080)
Supported video modesKnown for one1080p
Aspect ratioDiffers16:1016:9
Contrast ratio (typical)Known for one1000:1
Contrast ratio (dynamic)Differs1000:110000000:1
Pixel pitchDiffers0.2835 x 0.2835 mm0.2715 x 0.2715 mm
Viewable size diagonalDiffers48.1 cm59.8 cm
Viewable size, horizontalKnown for one40.8 cm
Viewable size, verticalKnown for one25.5 cm
Sync-on-green (SOG)Known for oneNo
Separate H/V syncKnown for oneYes
Performanceidentical
Windows operating systems supportedKnown for oneYes
Multimediaidentical
Built-in speaker(s)Known for oneNo
Ports & interfaces2 differ
USB hub versionKnown for one2.0
USB Type-A downstream ports quantityDiffers04
DVI-D ports quantityDiffers10
DVI-I ports quantityKnown for one0
HDMIKnown for oneYes
HDMI ports quantityKnown for one1
AC (power) inKnown for oneYes
Networkidentical
Ethernet LANKnown for oneNo
Ergonomicsidentical
On Screen Display (OSD)Known for oneYes
Plug and PlayKnown for oneYes
LED indicatorsKnown for onePower
Tilt angle rangeKnown for one-5 - 20°
Power1 differ
Power consumption (typical)Differs15 W30 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
Operating relative humidity (H-H)Known for one8 - 80%
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 features1 differ
Programmable eventsKnown for one20
Ethernet LAN (RJ-45) portsKnown for one0
Compliance industry standardsKnown for oneHDMI 1.3
CertificationKnown for oneTCO 5.2
Supplied AC adapter typeDiffersLCDLED

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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