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Product comparison · 2 monitors

AOC I2721VH computer monitor vs Lenovo ThinkVision 28

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  • 21specifications compared
  • 17differ
  • 4identical
  • 68known for one product only

Key differences

  • Display diagonal
    • 68.6 cm (27")
    • 71.1 cm (28")
  • Display resolution
    • 1920 x 1080 pixels
    • 3840 x 2160 pixels
  • Display technology
    • LED
    • LCD
  • Touchscreen
    • No
    • Yes
  • HD type
    • Full HD
    • 4K Ultra HD
  • Panel type
    • IPS
    • TFT
  • Viewing angle, vertical
    • 178°
    • 160°
  • Pixel pitch
    • 0.311 x 0.311 mm
    • 0.16 x 0.16 mm

Side by side

Differences highlightedShow differences only
89 specifications
A

AOC

I2721VH computer monitor

Model I2721VH

View product
B

Lenovo

ThinkVision 28View product
Display10 differ
Display diagonalDiffers68.6 cm (27")71.1 cm (28")
Display resolutionDiffers1920 x 1080 pixels3840 x 2160 pixels
Native aspect ratioKnown for one16:9
Display technologyDiffersLEDLCD
TouchscreenDiffersNoYes
HD typeDiffersFull HD4K Ultra HD
Panel typeDiffersIPSTFT
Display brightness (typical)Known for one350 cd/m²
Response time5 ms5 ms
Supported graphics resolutionsKnown for one1920 x 1080 (HD 1080)
Supported video modesKnown for one1080p
Contrast ratio (dynamic)Known for one20000000:1
Viewing angle, horizontalKnown for one178°
Viewing angle, verticalDiffers178°160°
Display number of coloursKnown for one16.78 million colours
Pixel pitchDiffers0.311 x 0.311 mm0.16 x 0.16 mm
Vertical scan rangeKnown for one50 - 76 Hz
Viewable size, horizontalDiffers59.8 cm62.1 cm
Viewable size, verticalDiffers33.6 cm34.1 cm
3DKnown for oneNo
LED backlightKnown for oneYes
Touchscreen typeKnown for oneTabletop
Number of simultaneous touchpointsKnown for one10
Display brightnessKnown for one270 cd/m²
Screen shapeKnown for oneFlat
Contrast ratio (typical)Known for one1000:1
Multimedia2 differ
Built-in speaker(s)DiffersNoYes
Built-in cameraDiffersNoYes
Number of speakersKnown for one2
RMS rated powerKnown for one10 W
Megapixel (approx.)Known for one2.1 MP
Built-in microphoneKnown for oneYes
Designidentical
Product colourBlackBlack
Housing materialKnown for oneAluminium
Ports & interfaces2 differ
Built-in USB hubDiffersNoYes
VGA (D-Sub) ports quantityKnown for one1
DVI portKnown for oneYes
DVI-D ports quantityKnown for one1
HDMI ports quantityDiffers13
USB hub versionKnown for one3.2 Gen 1 (3.1 Gen 1)
Number of upstream portsKnown for one1
USB Type-A downstream ports quantityKnown for one4
HDMIKnown for oneYes
DisplayPorts quantityKnown for one1
Audio outputKnown for one1
Headphone outputsKnown for one1
Mobile High-Definition Link (MHL)Known for oneYes
Ergonomics2 differ
VESA mountingKnown for oneYes
Panel mounting interfaceKnown for one100 x 100 mm
Cable lock slotKnown for oneNo
Height adjustmentDiffersNoYes
Tilt adjustmentYesYes
Tilt angle rangeDiffers-5 - 20°-5 - 25°
Adjustable height (max)Known for one11 cm
Swivel angle rangeKnown for one-45 - 45°
On Screen Display (OSD)Known for oneYes
Number of OSD languagesKnown for one8
Poweridentical
Power consumption (typical)Known for one23 W
Power consumption (standby)Known for one0.5 W
AC input voltageKnown for one110 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Weight & dimensionsidentical
Width (with stand)Known for one643.3 mm
Depth (with stand)Known for one239.4 mm
Height (with stand)Known for one447.8 mm
Weight (with stand)Known for one4.7 kg
Width (without stand)Known for one681.9 mm
Depth (without stand)Known for one259.5 mm
Height (without stand)Known for one502.8 mm
Weight (without stand)Known for one11 kg
Packaging dataidentical
Package widthKnown for one714 mm
Package depthKnown for one123 mm
Package heightKnown for one508 mm
Package weightKnown for one6.5 kg
User Guide on CD-ROMKnown for oneYes
Packaging contentidentical
Stand includedKnown for oneYes
Cables includedKnown for oneAC, VGA
ManualKnown for oneYes
Sustainabilityidentical
Sustainability certificatesENERGY STARENERGY STAR
Other features1 differ
On/off switchKnown for oneYes
TV tuner integratedKnown for oneNo
CertificationDiffersCE, FCC, RoHS Compliant, cTUVusc(TUV)us (USA/Canada), SASO (Saudia Arabia), TCO Display 6.0, VCCI(Japan), BSMI (Taiwan), EPA AIO 6.0/5.2 (USA), VOC (USA/Canada), Hygienic (Russia), SABS (South Africa), EPEAT Gold, GOST, EPEAT (USA), ICES-003 (Canada), CCC (China)
Supplied AC adapter typeKnown for oneAC
Heavy metals freeKnown for oneHg (mercury)
Ethernet LAN (RJ-45) portsKnown for one1
Thin Clientidentical
Thin client installedKnown for oneYes
Performanceidentical
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncKnown for oneNo
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one8 - 80%

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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