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Product comparison · 2 monitors

Lenovo ThinkVision E21 computer monitor vs LG 27UD59-W computer monitor

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  • 41specifications compared
  • 18differ
  • 23identical
  • 31known for one product only

Key differences

  • Display diagonal
    • 52.6 cm (20.7")
    • 68.6 cm (27")
  • Display resolution
    • 1920 x 1080 pixels
    • 3840 x 2160 pixels
  • HD type
    • Full HD
    • 4K Ultra HD
  • Panel type
    • TN
    • IPS
  • Viewing angle, horizontal
    • 170°
    • 178°
  • AMD FreeSync
    • No
    • Yes
  • Product colour
    • Black
    • Silver, White
  • VGA (D-Sub) ports quantity
    • 1
    • 0

Side by side

Differences highlightedShow differences only
72 specifications
A

Lenovo

ThinkVision E21 computer monitor

Model E21

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B

LG

27UD59-W computer monitor

Model 27UD59-W

View product
Display6 differ
Display diagonalDiffers52.6 cm (20.7")68.6 cm (27")
Display resolutionDiffers1920 x 1080 pixels3840 x 2160 pixels
HD typeDiffersFull HD4K Ultra HD
Panel typeDiffersTNIPS
Backlight typeKnown for oneW-LED
Supported graphics resolutionsDiffers640 x 350, 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1280 x 800 (WXGA), 1366 x 768, 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)3840 x 2160
Viewing angle, horizontalDiffers170°178°
Pixel pitchKnown for one0.2385 x 0.2385 mm
Pixel densityKnown for one106 ppi
Viewable size, horizontalKnown for one45.8 cm
Viewable size, verticalKnown for one25.8 cm
Viewable size diagonalKnown for one52.6 cm
Colour gamutKnown for one72%
Dynamic contrast ratio marketing nameKnown for oneMega Contrast
DDC/CIKnown for oneYes
Performance1 differ
AMD FreeSyncDiffersNoYes
VESA Adaptive Sync supportKnown for oneYes
Multimediaidentical
Built-in speaker(s)Known for oneNo
Design1 differ
Market positioningKnown for oneBusiness
Product colourDiffersBlackSilver, White
Feet colourKnown for oneBlack
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantityDiffers02
Headphone outputsKnown for one1
Ergonomics1 differ
Tilt angle rangeDiffers-5 - 22°-2 - 15°
On Screen Display (OSD)Known for oneYes
Number of OSD languagesKnown for one8
Panel mounting interfaceKnown for one100 x 100 mm
Power1 differ
Power consumption (typical)Differs18 W30 W
Power consumption (standby)Known for one0.5 W
Power consumption (off)Known for one0.3 W
Annual energy consumptionKnown for one44 kWh
Weight & dimensions5 differ
Width (with stand)Differs490.5 mm632 mm
Depth (with stand)Differs204.9 mm217 mm
Height (with stand)Differs370.9 mm475 mm
Weight (with stand)Differs2.64 kg5.6 kg
Width (without stand)Differs490.5 mm632 mm
Depth (without stand)Known for one61 mm
Height (without stand)Known for one376 mm
Weight (without stand)Known for one5.1 kg
Packaging contentidentical
Cables includedKnown for oneVGA
ManualKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Gold, ENERGY STAR
Other features1 differ
AC adapter includedKnown for oneYes
On/off switchKnown for oneNo
CertificationKnown for oneTCO Displays 7.0, TCO, WEEE, RoHS, EPEAT Gold
Supplied AC adapter typeDiffersLCDLED
Energy efficiency class (legacy scale)Known for oneA
Thin Clientidentical
Thin client installedKnown for oneNo

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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