All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 monitors

Acer EK221Q E3 vs Acer Vero B278UG 27" QHD Monitor

Add a product
  • 37specifications compared
  • 20differ
  • 17identical
  • 53known for one product only

Key differences

  • Display diagonal
    • 54.6 cm (21.5")
    • 68.6 cm (27")
  • Display resolution
    • 1920 x 1080 pixels
    • 2560 x 1440 pixels
  • Display technology
    • LCD
    • LED
  • HD type
    • Full HD
    • Wide Quad HD
  • Response time
    • 1 ms
    • 4 ms
  • Contrast ratio (typical)
    • 1000:1
    • 100000000:1
  • Maximum refresh rate
    • 100 Hz
    • 120 Hz
  • Colour depth
    • 6 bit
    • 8 bit

Side by side

Differences highlightedShow differences only
90 specifications
A

Acer

EK221Q E3View product
B

Acer

Vero B278UG 27" QHD MonitorView product
Display8 differ
Display diagonalDiffers54.6 cm (21.5")68.6 cm (27")
Display resolutionDiffers1920 x 1080 pixels2560 x 1440 pixels
Display technologyDiffersLCDLED
TouchscreenNoNo
HD typeDiffersFull HDWide Quad HD
Panel typeIPSIPS
Response timeDiffers1 ms4 ms
Screen shapeFlatFlat
Contrast ratio (typical)Differs1000:1100000000:1
Maximum refresh rateDiffers100 Hz120 Hz
Viewing angle, horizontal178°178°
Viewing angle, vertical178°178°
Display number of colours16.7 million colours16.7 million colours
Colour depthDiffers6 bit8 bit
Colour gamut standardKnown for oneDCI-P3
Native aspect ratioKnown for one16:9
LED backlightKnown for oneYes
Display brightness (typical)Known for one250 cd/m²
Anti-glare screenKnown for oneYes
Contrast ratio (dynamic)Known for one100000000:1
Pixel pitchKnown for one0.241 x 0.241 mm
Horizontal scan rangeKnown for one31.47 - 83.89 kHz
Vertical scan rangeKnown for one48 - 75 Hz
Viewable size, horizontalKnown for one47.9 cm
Viewable size, verticalKnown for one26 cm
Digital horizontal frequencyKnown for one31.47 - 83.89 kHz
Digital vertical frequencyKnown for one48 - 75 Hz
Display diagonal (metric)Known for one54.6 cm
sRGB coverage (typical)Known for one99%
Performanceidentical
VESA Adaptive Sync supportKnown for oneYes
Flicker-free technologyKnown for oneYes
Low Blue Light technologyKnown for oneYes
Multimedia1 differ
Built-in speaker(s)YesYes
Number of speakersKnown for one2
RMS rated powerKnown for one5 W
Built-in cameraDiffersNoYes
Megapixel (approx.)Known for one5 MP
Design1 differ
Market positioningDiffersOfficeConsumer
Product colourBlackBlack
Frameless designKnown for oneYes
Ports & interfaces2 differ
Built-in USB hubDiffersNoYes
HDMIYesYes
HDMI ports quantity11
HDMI versionKnown for one2.0
DisplayPorts quantityKnown for one2
DisplayPort out quantityKnown for one1
Audio outputKnown for oneYes
Headphone outDiffersNoYes
Built-in KVM switchKnown for oneYes
VGA (D-Sub) ports quantityKnown for one1
Ergonomics2 differ
VESA mountingYesYes
Panel mounting interface100 x 100 mm100 x 100 mm
Wall mountableYesYes
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Height adjustmentDiffersNoYes
Adjustable height (max)Known for one16.5 cm
PivotKnown for oneYes
SwivellingKnown for oneYes
Tilt adjustmentYesYes
Tilt angle rangeDiffers-5 - 20°-5 - 35°
Power5 differ
Energy efficiency class (SDR)DiffersED
Energy efficiency class (HDR)DiffersNot availableG
Energy consumption (SDR) per 1000 hoursDiffers15 kWh17 kWh
Energy consumption (HDR) per 1000 hoursKnown for one43 kWh
Power consumption (typical)Differs21 W19 W
Power consumption (standby)0.5 W0.5 W
Power consumption (max)Differs24 W223 W
Power consumption (off)0.3 W0.3 W
AC input voltageKnown for one230 V
Power supply typeKnown for oneExternal
Energy efficiency scaleKnown for oneA to G
Weight & dimensionsidentical
Width (with stand)Known for one613.8 mm
Depth (with stand)Known for one200.1 mm
Height (with stand)Known for one566.6 mm
Weight (with stand)Known for one6.55 kg
Width (without stand)Known for one613.8 mm
Depth (without stand)Known for one49.7 mm
Height (without stand)Known for one360.9 mm
Weight (without stand)Known for one4.14 kg
Packaging dataidentical
Package widthKnown for one694 mm
Package depthKnown for one125 mm
Package heightKnown for one514 mm
Package weightKnown for one9.81 kg
Package typeKnown for oneBox
Packaging content1 differ
Stand includedYesYes
Cables includedDiffersAC, HDMIHDMI, DisplayPort, USB Type-C, Power
Power adapter includedKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR, EPEAT Gold, TCO
Other featuresidentical
Country of originKnown for oneChina

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.

More monitor comparisons

All monitor comparisons