Product comparison · 2 monitors

Acer B7 B277Ubmiipprczx vs Viewsonic VG Series VG2248 computer monitor

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  • 57specifications compared
  • 29differ
  • 28identical
  • 46known for one product only

Key differences

  • Display diagonal
    • B7 B277Ubmiipprczx:68.6 cm (27")
    • VG Series VG2248 computer monitor:54.6 cm (21.5")
  • Display resolution
    • B7 B277Ubmiipprczx:2560 x 1440 pixels
    • VG Series VG2248 computer monitor:1920 x 1080 pixels
  • HD type
    • B7 B277Ubmiipprczx:Quad HD
    • VG Series VG2248 computer monitor:Full HD
  • Display brightness (typical)
    • B7 B277Ubmiipprczx:350 cd/m²
    • VG Series VG2248 computer monitor:250 cd/m²
  • Contrast ratio (dynamic)
    • B7 B277Ubmiipprczx:100000000:1
    • VG Series VG2248 computer monitor:50000000:1
  • Display number of colours
    • B7 B277Ubmiipprczx:1.073 billion colours
    • VG Series VG2248 computer monitor:16.78 million colours
  • Horizontal scan range
    • B7 B277Ubmiipprczx:30 - 80 kHz
    • VG Series VG2248 computer monitor:24 - 82 kHz
  • Vertical scan range
    • B7 B277Ubmiipprczx:55 - 75 Hz
    • VG Series VG2248 computer monitor:50 - 75 Hz

Side by side

Differences highlightedShow differences only (on)
Comparison of B277U, VG2248
103 specifications
Display9 differ
Display diagonalDiffers68.6 cm (27")54.6 cm (21.5")
Display resolutionDiffers2560 x 1440 pixels1920 x 1080 pixels
HD typeDiffersQuad HDFull HD
Backlight typeKnown for oneUnknown — not stated by the sourceW-LED
Display brightness (typical)Differs350 cd/m²250 cd/m²
Supported graphics resolutionsDiffers2560 x 1440640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1440 x 900 (WXGA+), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080)
Contrast ratio (dynamic)Differs100000000:150000000:1
Display number of coloursDiffers1.073 billion colours16.78 million colours
Response time (fast)Known for oneUnknown — not stated by the source7 ms
Pixel pitchKnown for oneUnknown — not stated by the source0.24795 x 0.24795 mm
Horizontal scan rangeDiffers30 - 80 kHz24 - 82 kHz
Vertical scan rangeDiffers55 - 75 Hz50 - 75 Hz
Colour depthKnown for oneUnknown — not stated by the source6 bit
Response timeKnown for one4 msUnknown — not stated by the source
Maximum refresh rateKnown for one75 HzUnknown — not stated by the source
Pixel densityKnown for one108.8 ppiUnknown — not stated by the source
Viewable size, horizontalKnown for one59.7 cmUnknown — not stated by the source
Viewable size, verticalKnown for one33.6 cmUnknown — not stated by the source
Colour gamut standardKnown for onesRGBUnknown — not stated by the source
sRGB coverage (typical)Known for one100%Unknown — not stated by the source
Multimedia1 differ
RMS rated powerKnown for oneUnknown — not stated by the source4 W
Built-in cameraDiffersYesNo
Designidentical
Feet colourKnown for oneUnknown — not stated by the sourceBlack, Grey
Ports & interfaces1 differ
USB hub versionKnown for oneUnknown — not stated by the source3.2 Gen 1 (3.1 Gen 1)
USB upstream port typeKnown for oneUnknown — not stated by the sourceUSB Type-B
Number of upstream portsKnown for oneUnknown — not stated by the source1
USB Type-A downstream ports quantityKnown for oneUnknown — not stated by the source4
VGA (D-Sub) ports quantityDiffers01
AC (power) inKnown for oneUnknown — not stated by the sourceYes
DVI-D ports quantityKnown for one0Unknown — not stated by the source
DVI-I ports quantityKnown for one0Unknown — not stated by the source
Audio outputKnown for oneYesUnknown — not stated by the source
Ergonomics2 differ
Cable lock slotKnown for oneUnknown — not stated by the sourceYes
Cable lock slot typeKnown for oneUnknown — not stated by the sourceKensington
Adjustable height (max)Differs12 cm13 cm
Pivot angleKnown for oneUnknown — not stated by the source0 - 90°
Swivel angle rangeDiffers-45 - 45°0 - 120°
Tilt down angle rangeKnown for oneUnknown — not stated by the source0 - 5°
Tilt up angle rangeKnown for oneUnknown — not stated by the source0 - 40°
Tilt angle rangeKnown for one-5 - 25°Unknown — not stated by the source
On Screen Display (OSD)Known for oneYesUnknown — not stated by the source
Power4 differ
Power consumption (typical)Differs24 W19.6 W
Power consumption (standby)Differs0.4 W0.5 W
Power consumption (max)Differs36 W55.4 W
AC input voltageDiffers120 - 230 V100 - 240 V
AC input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Energy efficiency class (SDR)Known for oneCUnknown — not stated by the source
Energy consumption (SDR) per 1000 hoursKnown for one32 kWhUnknown — not stated by the source
Power consumption (off)Known for one0.28 WUnknown — not stated by the source
Energy efficiency scaleKnown for oneA to GUnknown — not stated by the source
Annual energy consumptionKnown for one52 kWhUnknown — not stated by the source
Operational conditions1 differ
Operating relative humidity (H-H)Differs20 - 80%20 - 90%
Storage relative humidity (H-H)Known for oneUnknown — not stated by the source5 - 90%
Operating altitudeKnown for oneUnknown — not stated by the source0 - 4999 m
Non-operating altitudeKnown for oneUnknown — not stated by the source4999 - 12192 m
Weight & dimensions8 differ
Width (with stand)Differs614 mm498.5 mm
Depth (with stand)Differs207.5 mm202.2 mm
Height (with stand)Differs540 mm372.7 mm
Weight (with stand)Differs8.22 kg5.4 kg
Width (without stand)Differs614 mm498.5 mm
Depth (without stand)Differs65.7 mm50 mm
Height (without stand)Differs386 mm296.9 mm
Weight (without stand)Differs5.98 kg2.9 kg
Packaging data1 differ
Package widthKnown for oneUnknown — not stated by the source570 mm
Package depthKnown for oneUnknown — not stated by the source380 mm
Package heightKnown for oneUnknown — not stated by the source210 mm
Package weightDiffers10.8 kg7.9 kg
Packaging content1 differ
Cables includedDiffersAC, USBAC, DisplayPort, USB
Sustainability1 differ
Sustainability certificatesDiffersENERGY STAREPEAT Silver, ENERGY STAR
Other featuresidentical
CertificationKnown for oneUnknown — not stated by the sourcecTUVus, FCC-B, ICES003, Energy Star 7.0, EPEAT Silver, TUV Mexico CoC, Mexico Energy
TV tuner integratedKnown for oneNoUnknown — not stated by the source
Energy efficiency class (legacy scale)Known for oneBUnknown — not stated by the source
Mean time between failures (MTBF)Known for one30000 hUnknown — not stated by the source
Supplied AC adapter typeKnown for oneLEDUnknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one85285210Unknown — not stated by the source

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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