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Product comparison · 2 monitors

Acer B277U bmiipprzx vs Viewsonic LED LCD VA1901-A computer monitor

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  • 31specifications compared
  • 21differ
  • 10identical
  • 46known for one product only

Key differences

  • Display diagonal
    • 68.6 cm (27")
    • 47 cm (18.5")
  • Display resolution
    • 2560 x 1440 pixels
    • 1366 x 768 pixels
  • Display technology
    • LED
    • LCD
  • HD type
    • Quad HD
    • WXGA
  • Panel type
    • IPS
    • VA
  • Display brightness (typical)
    • 350 cd/m²
    • 200 cd/m²
  • Response time
    • 4 ms
    • 5 ms
  • Supported graphics resolutions
    • 2560 x 1440
    • 1366 x 768

Side by side

Differences highlightedShow differences only
77 specifications
A

Acer

B277U bmiipprzxView product
B

Viewsonic

LED LCD VA1901-A computer monitor

Model VA1901-A

View product
Display11 differ
Display diagonalDiffers68.6 cm (27")47 cm (18.5")
Display resolutionDiffers2560 x 1440 pixels1366 x 768 pixels
Native aspect ratio16:916:9
Display technologyDiffersLEDLCD
TouchscreenNoNo
HD typeDiffersQuad HDWXGA
Panel typeDiffersIPSVA
Display brightness (typical)Differs350 cd/m²200 cd/m²
Response timeDiffers4 ms5 ms
Screen shapeFlatFlat
Supported graphics resolutionsDiffers2560 x 14401366 x 768
Contrast ratio (typical)Known for one600:1
Contrast ratio (dynamic)Differs100000000:150000000:1
Viewing angle, horizontalDiffers178°90°
Viewing angle, verticalDiffers178°65°
Horizontal scan rangeKnown for one24 - 82 kHz
Vertical scan rangeKnown for one50 - 75 Hz
3DNoNo
Aspect ratioKnown for one16:9
Maximum refresh rateKnown for one75 Hz
Display number of coloursKnown for one16.78 million colours
Multimedia1 differ
Built-in speaker(s)DiffersYesNo
Built-in cameraNoNo
Number of speakersKnown for one2
RMS rated powerKnown for one8 W
Designidentical
Product colourBlackBlack
Market positioningKnown for oneBusiness
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers01
DVI portNoNo
HDMI ports quantityDiffers10
AC (power) inKnown for oneYes
Built-in USB hubKnown for oneYes
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 one5
DisplayPorts quantityKnown for one1
Ergonomics1 differ
VESA mountingYesYes
Panel mounting interfaceKnown for one100 x 100 mm
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Tilt adjustmentYesYes
Tilt angle rangeDiffers-5 - 25°-5 - 23°
Height adjustmentKnown for oneYes
Adjustable height (max)Known for one12 cm
SwivellingKnown for oneYes
Poweridentical
Power consumption (typical)Known for one11 W
AC input voltageKnown for one100 - 240 V
AC input frequencyKnown for one50 - 60 Hz
Energy efficiency class (SDR)Known for oneG
Energy consumption (SDR) per 1000 hoursKnown for one32 kWh
Energy efficiency scaleKnown for oneA to G
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Operating relative humidity (H-H)Known for one20 - 90%
Weight & dimensions5 differ
Width (with stand)Differs614.7 mm441.9 mm
Depth (with stand)Known for one181.9 mm
Height (with stand)Differs528.3 mm348 mm
Weight (with stand)Known for one2 kg
Width (without stand)Differs613.9 mm441.9 mm
Depth (without stand)Differs68.3 mm48.2 mm
Height (without stand)Differs367 mm268.3 mm
Weight (without stand)Known for one1.75 kg
Packaging dataidentical
Package widthKnown for one498 mm
Package depthKnown for one114 mm
Package heightKnown for one350 mm
Package weightKnown for one2.6 kg
Package typeKnown for oneBox
Packaging content1 differ
Cables includedDiffersAC, DisplayPort, HDMI, USBVGA
Quick start guideKnown for oneYes
Power cable lengthKnown for one1.5 m
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Other featuresidentical
AC adapter includedKnown for oneYes
On/off switchKnown for oneYes
TV tuner integratedNoNo
CertificationKnown for oneTCO
Performanceidentical
NVIDIA G-SYNCKnown for oneNo
AMD FreeSyncKnown for oneYes
VESA Adaptive Sync supportKnown for oneYes

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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