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Product comparison · 2 monitors

AOC 81 Series I2781FH computer monitor vs AOC Q2775PQU computer monitor

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  • 71specifications compared
  • 36differ
  • 35identical
  • 50known for one product only

Key differences

  • Display resolution
    • 1920 x 1080 pixels
    • 2560 x 1440 pixels
  • Display technology
    • LCD
    • LED
  • HD type
    • Full HD
    • Quad HD
  • Display brightness (typical)
    • 250 cd/m²
    • 350 cd/m²
  • Supported graphics resolutions
    • 1920 x 1080 (HD 1080)
    • 2560 x 1440
  • Contrast ratio (dynamic)
    • 50000000:1
    • 200000000:1
  • Display number of colours
    • 16.78 million colours
    • 1.073 billion colours
  • Pixel pitch
    • 0.311 x 0.311 mm
    • 0.233 x 0.233 mm

Side by side

Differences highlightedShow differences only
121 specifications
A

AOC

81 Series I2781FH computer monitor

Model I2781FH

View product
B

AOC

Q2775PQU computer monitor

Model Q2775PQU

View product
Display10 differ
Display resolutionDiffers1920 x 1080 pixels2560 x 1440 pixels
Display technologyDiffersLCDLED
HD typeDiffersFull HDQuad HD
Display brightness (peak)Known for one350 cd/m²
Display brightness (typical)Differs250 cd/m²350 cd/m²
Display surfaceKnown for oneMatt
Supported graphics resolutionsDiffers1920 x 1080 (HD 1080)2560 x 1440
Supported video modesKnown for one1440p
Contrast ratio (dynamic)Differs50000000:1200000000:1
Display number of coloursDiffers16.78 million colours1.073 billion colours
Pixel pitchDiffers0.311 x 0.311 mm0.233 x 0.233 mm
Horizontal scan rangeDiffers30 - 83 kHz30 - 99 kHz
Digital horizontal frequencyKnown for one30 - 99 kHz
Digital vertical frequencyKnown for one50 - 76 Hz
Colour gamut standardKnown for onesRGB
Colour gamutKnown for one100%
Pixel frequencyDiffers170 MHz241.5 MHz
Performanceidentical
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncKnown for oneNo
Flicker-free technologyKnown for oneYes
Multimediaidentical
Built-in speaker(s)Known for oneYes
Number of speakersKnown for one2
RMS rated powerKnown for one4 W
Design2 differ
Market positioningDiffersHomeBusiness
Front bezel colourKnown for oneBlack
Detachable standKnown for oneYes
Feet colourDiffersSilverBlack
Ports & interfaces4 differ
Built-in USB hubDiffersNoYes
USB hub versionKnown for one3.2 Gen 1 (3.1 Gen 1)
Number of upstream portsKnown for one4
DVI portDiffersNoYes
DVI-I ports quantityKnown for one1
HDMI ports quantityDiffers21
DisplayPorts quantityDiffers01
DisplayPort versionKnown for one1.2
Headphone connectivityKnown for one3.5 mm
AC (power) inKnown for oneYes
Mobile High-Definition Link (MHL)Known for oneNo
Ergonomics2 differ
VESA mountingDiffersNoYes
Panel mounting interfaceKnown for one100 x 100 mm
Height adjustmentKnown for oneYes
Adjustable height (max)Known for one13 cm
PivotKnown for oneYes
SwivellingKnown for oneYes
Swivel angle rangeKnown for one-165 - 165°
Tilt angle rangeDiffers-3 - 20°-5 - 25°
Power5 differ
Power consumption (typical)Differs26 W25 W
Power consumption (standby)Differs0.5 W0.25 W
Power consumption (off)Differs0.3 W0.25 W
Annual energy consumptionDiffers40 kWh62 kWh
External power adapterDiffersYesNo
Energy efficiency scaleKnown for oneA+++ to D
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-25 - 55 °C
Operating relative humidity (H-H)Known for one10 - 85%
Storage relative humidity (H-H)Known for one5 - 93%
Operating altitudeKnown for one0 - 5000 m
Non-operating altitudeKnown for one0 - 12192 m
Weight & dimensions4 differ
Width (with stand)Differs623.2 mm533.4 mm
Depth (with stand)Differs148.2 mm242.9 mm
Height (with stand)Differs453 mm640 mm
Weight (with stand)Differs4.3 kg6.6 kg
Width (without stand)Known for one533.4 mm
Depth (without stand)Known for one100.9 mm
Height (without stand)Known for one640 mm
Packaging data4 differ
Package widthDiffers693 mm735 mm
Package depthDiffers500 mm503 mm
Package heightDiffers182 mm198 mm
Package weightDiffers6.82 kg9.3 kg
Package typeKnown for oneBox
DVI cable lengthKnown for one1.8 m
VGA cable lengthKnown for one1.8 m
Packaging content1 differ
Cables includedDiffersHDMI, VGAAC, Audio (3.5mm), DVI, DisplayPort, USB, VGA
Audio cable lengthKnown for one1.8 m
DisplayPort cable lengthKnown for one1.8 m
Power cable lengthKnown for one1.8 m
Sustainability1 differ
Sustainability certificatesDiffersEPEAT Silver, ENERGY STAREPEAT Gold, ENERGY STAR
Other features3 differ
On/off switchKnown for oneYes
Compliance certificatesKnown for oneRoHS
Energy efficiency class (legacy scale)DiffersAB
Heavy metals freeDiffersHg (mercury)Hg (mercury), Pb (lead)
CertificationDiffersGOSTISO
BrightnessKnown for one250 cd/m²
Package weightKnown for one6.82 kg
Supplied AC adapter typeKnown for oneAC
Recycling dataidentical
Packaging recyclability rateKnown for one100%

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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