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Product comparison · 2 monitors

LG 27UK850 computer monitor vs Viewsonic VA2256-mhd computer monitor

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  • 50specifications compared
  • 30differ
  • 20identical
  • 58known for one product only

Key differences

  • Display diagonal
    • 68.6 cm (27")
    • 54.6 cm (21.5")
  • Display resolution
    • 3840 x 2160 pixels
    • 1920 x 1080 pixels
  • HD type
    • 4K Ultra HD
    • Full HD
  • Display brightness (typical)
    • 450 cd/m²
    • 250 cd/m²
  • Response time
    • 5 ms
    • 7 ms
  • Pixel pitch
    • 0.1554 x 0.1554 mm
    • 0.248 x 0.248 mm
  • AMD FreeSync
    • Yes
    • No
  • RMS rated power
    • 10 W
    • 4 W

Side by side

Differences highlightedShow differences only
108 specifications
A

LG

27UK850 computer monitor

Model 27UK850

View product
B

Viewsonic

VA2256-mhd computer monitor

Model VA2256-mhd

View product
Display7 differ
Display diagonalDiffers68.6 cm (27")54.6 cm (21.5")
Display resolutionDiffers3840 x 2160 pixels1920 x 1080 pixels
HD typeDiffers4K Ultra HDFull HD
Display brightness (typical)Differs450 cd/m²250 cd/m²
Response timeDiffers5 ms7 ms
Supported graphics resolutionsDiffers3840 x 2160640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1440 x 900 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)
Contrast ratio (dynamic)Known for one50000000:1
Display number of coloursKnown for one16.78 million colours
Response time (fast)Known for one7 ms
Pixel pitchDiffers0.1554 x 0.1554 mm0.248 x 0.248 mm
Horizontal scan rangeKnown for one15 - 83 kHz
Vertical scan rangeKnown for one50 - 75 Hz
Viewable size, horizontalKnown for one47.6 cm
Viewable size, verticalKnown for one26.8 cm
3DKnown for oneNo
Separate H/V syncKnown for oneYes
Display brightness (min)Known for one280 cd/m²
Display surfaceKnown for oneMatt
Dynamic contrast ratio marketing nameKnown for oneMega Contrast
Digital horizontal frequencyKnown for one30 - 135 kHz
Digital vertical frequencyKnown for one56 - 61 Hz
DDC/CIKnown for oneYes
sRGB coverage (typical)Known for one99%
Factory-calibratedKnown for oneYes
Peak luminance ratioKnown for one88%
Performance1 differ
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncDiffersYesNo
VESA Adaptive Sync supportKnown for oneYes
Multimedia1 differ
RMS rated powerDiffers10 W4 W
Built-in cameraKnown for oneNo
Design1 differ
Product colourDiffersBlack, SilverBlack
Feet colourKnown for oneBlack
Ports & interfaces2 differ
Built-in USB hubDiffersYesNo
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneNo
HDMI ports quantityDiffers21
Audio inputKnown for oneYes
Audio outputKnown for oneYes
AC (power) inKnown for oneYes
USB hub versionKnown for one3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeKnown for oneUSB Type-C
Number of upstream portsKnown for one1
USB Type-A downstream ports quantityKnown for one2
Headphone outputsKnown for one1
HDCPKnown for oneYes
Ergonomics2 differ
Cable lock slotDiffersNoYes
Cable lock slot typeKnown for oneKensington
Height adjustmentDiffersYesNo
Tilt down angle rangeKnown for one0 - 20°
Tilt up angle rangeKnown for one0 - 4°
Adjustable height (max)Known for one11 cm
PivotKnown for oneYes
Tilt angle rangeKnown for one-5 - 20°
Number of OSD languagesKnown for one18
Plug and PlayKnown for oneYes
Black eQualizer functionKnown for oneYes
Power2 differ
Power consumption (typical)Differs41 W21 W
Power consumption (max)Known for one31 W
Power consumption (off)Differs0.3 W0.5 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 one20 - 90%
Storage relative humidity (H-H)Known for one5 - 90%
Operating altitudeKnown for one0 - 4876 m
Non-operating altitudeKnown for one4876 - 12192 m
Weight & dimensions8 differ
Width (with stand)Differs613.1 mm490 mm
Depth (with stand)Differs234.2 mm198.4 mm
Height (with stand)Differs559.5 mm362.3 mm
Weight (with stand)Differs6.1 kg3.3 kg
Width (without stand)Differs613.1 mm490 mm
Depth (without stand)Differs44.6 mm48.3 mm
Height (without stand)Differs364.4 mm296.6 mm
Weight (without stand)Differs4.8 kg2.9 kg
Packaging data4 differ
Package widthDiffers690 mm544 mm
Package depthDiffers208 mm128 mm
Package heightDiffers492 mm384 mm
Package weightDiffers9 kg4.8 kg
User Guide on CD-ROMKnown for oneYes
Packaging content1 differ
Cables includedDiffersAC, DisplayPort, HDMI, USB Type-CAC, Audio (3.5mm), VGA
Sustainabilityidentical
Sustainability certificatesKnown for oneEPEAT Silver, ENERGY STAR
Other features1 differ
On/off switchKnown for oneYes
TV tuner integratedKnown for oneNo
ECO modeKnown for oneYes
Power consumption (economy mode)Known for one18 W
CertificationKnown for onecULus, FCC-B, ICES003, Energy Star 7.0, Mexico Energy, MX-CoC
Supplied AC adapter typeDiffersLEDAC
Energy efficiency class (legacy scale)Known for oneB
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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