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Product comparison · 2 monitors

Acer EB490QK bmiiipx-HDR vs NEC MultiSync EA271U-BK computer monitor

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  • 20specifications compared
  • 9differ
  • 11identical
  • 72known for one product only

Key differences

  • Display diagonal
    • 123.2 cm (48.5")
    • 68.6 cm (27")
  • Display technology
    • LCD
    • LED
  • Display brightness (typical)
    • 300 cd/m²
    • 350 cd/m²
  • Response time
    • 4 ms
    • 5 ms
  • Contrast ratio (typical)
    • 1200:1
    • 1000:1
  • Built-in speaker(s)
    • Yes
    • No
  • Market positioning
    • Home
    • Business
  • HDMI ports quantity
    • 1
    • 2

Side by side

Differences highlightedShow differences only
92 specifications
A

Acer

EB490QK bmiiipx-HDRView product
B

NEC

MultiSync EA271U-BK computer monitor

Model EA271U-BK

View product
Display5 differ
Display diagonalDiffers123.2 cm (48.5")68.6 cm (27")
Display resolution3840 x 2160 pixels3840 x 2160 pixels
Native aspect ratioKnown for one16:9
Display technologyDiffersLCDLED
TouchscreenNoNo
HD type4K Ultra HD4K Ultra HD
Panel typeIPSIPS
Backlight typeKnown for oneW-LED
Display brightness (typical)Differs300 cd/m²350 cd/m²
Response timeDiffers4 ms5 ms
Screen shapeFlatFlat
Supported graphics resolutionsKnown for one3840 x 2160
Aspect ratio16:916:9
Contrast ratio (typical)Differs1200:11000:1
Viewing angle, horizontal178°178°
Viewing angle, vertical178°178°
Display number of coloursKnown for one1.073 billion colours
Pixel pitchKnown for one0.16 x 0.16 mm
Pixel densityKnown for one163 ppi
Horizontal scan rangeKnown for one31.5 - 136 kHz
Vertical scan rangeKnown for one30 - 75 Hz
Viewable size, horizontalKnown for one17.8 cm
Viewable size, verticalKnown for one17.8 cm
DDC/CIKnown for oneYes
Colour gamut standardKnown for onesRGB
sRGB coverage (typical)Known for one110.1%
NTSC coverage (typical)Known for one78%
3DKnown for oneNo
Contrast ratio (dynamic)Known for one100000000:1
Maximum refresh rateKnown for one60 Hz
Digital vertical frequencyKnown for one23 - 76 Hz
Colour depthKnown for one10 bit
Performanceidentical
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncKnown for oneNo
Multimedia1 differ
Built-in speaker(s)DiffersYesNo
Built-in cameraKnown for oneNo
Number of speakersKnown for one2
RMS rated powerKnown for one5 W
Design1 differ
Market positioningDiffersHomeBusiness
Product colourBlackBlack
Ports & interfaces1 differ
Built-in USB hubKnown for oneYes
USB hub versionKnown for one3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeKnown for oneUSB Type-C
USB Type-A downstream ports quantityKnown for one3
USB Type-C downstream ports quantityKnown for one1
DVI portKnown for oneNo
HDMI ports quantityDiffers12
DisplayPorts quantity11
Audio outputKnown for oneYes
HDCPKnown for oneYes
VGA (D-Sub) ports quantityKnown for one1
Ergonomicsidentical
VESA mountingYesYes
Cable lock slotKnown for oneNo
Height adjustmentKnown for oneYes
PivotKnown for oneYes
SwivellingKnown for oneYes
Tilt adjustmentKnown for oneYes
On Screen Display (OSD)Known for oneYes
Plug and PlayKnown for oneYes
Poweridentical
Energy efficiency class (SDR)Known for oneF
Energy efficiency class (HDR)Known for oneNot available
Energy consumption (SDR) per 1000 hoursKnown for one22 kWh
Power consumption (typical)Known for one38 W
Power consumption (standby)Known for one0.3 W
Power consumption (max)Known for one150 W
Power consumption (off)Known for one0.3 W
Power consumption (PowerSave)Known for one0.29 W
Power supply typeKnown for oneInternal
Energy efficiency scaleKnown for oneA to G
AC input voltageKnown for one120 - 230 V
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 35 °C
Storage temperature (T-T)Known for one-10 - 60 °C
Operating relative humidity (H-H)Known for one20 - 80%
Storage relative humidity (H-H)Known for one10 - 85%
Non-operating altitudeKnown for one5000 - 12192 m
Weight & dimensionsidentical
Width (with stand)Known for one611.8 mm
Depth (with stand)Known for one250 mm
Height (with stand)Known for one378 mm
Width (without stand)Known for one611.8 mm
Depth (without stand)Known for one67.2 mm
Height (without stand)Known for one361.9 mm
Weight (without stand)Known for one6.1 kg
Height (max)Known for one52.8 cm
Packaging content1 differ
Cables includedDiffersAC, DisplayPort, HDMI, VGADisplayPort, USB
ManualKnown for oneYes
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
On/off switchKnown for oneYes
sRGB coverage (min)Known for one100%
Picture-by-Picture (PbP)Known for oneYes
Compliance certificatesKnown for oneRoHS
CertificationKnown for oneLow Blue Light, Flicker Free, TCO, SO 9241-307 Class I
Technical detailsidentical
Native refresh rateKnown for one60 Hz

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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