Product comparison · 2 monitors

Acer Predator Z271T computer monitor vs Viewsonic TD2421 computer monitor

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  • 22specifications compared
  • 13differ
  • 9identical
  • 66known for one product only

Key differences

  • Display diagonal
    • Predator Z271T computer monitor:68.6 cm (27")
    • TD2421 computer monitor:61 cm (24")
  • Display technology
    • Predator Z271T computer monitor:LED
    • TD2421 computer monitor:LCD
  • Touchscreen
    • Predator Z271T computer monitor:No
    • TD2421 computer monitor:Yes
  • Panel type
    • Predator Z271T computer monitor:VA
    • TD2421 computer monitor:TFT
  • Response time
    • Predator Z271T computer monitor:4 ms
    • TD2421 computer monitor:5 ms
  • Screen shape
    • Predator Z271T computer monitor:Curved
    • TD2421 computer monitor:Flat
  • NVIDIA G-SYNC
    • Predator Z271T computer monitor:Yes
    • TD2421 computer monitor:No
  • RMS rated power
    • Predator Z271T computer monitor:14 W
    • TD2421 computer monitor:4 W

Side by side

Differences highlightedShow differences only (on)
Comparison of Z271T, TD2421
88 specifications
Display6 differ
Display diagonalDiffers68.6 cm (27")61 cm (24")
Display technologyDiffersLEDLCD
TouchscreenDiffersNoYes
Panel typeDiffersVATFT
LED backlightKnown for oneUnknown — not stated by the sourceYes
Backlight typeKnown for oneUnknown — not stated by the sourceLED
Touchscreen typeKnown for oneUnknown — not stated by the sourceMulti-user
Touch technologyKnown for oneUnknown — not stated by the sourceDual-touch
Display brightnessKnown for oneUnknown — not stated by the source250 cd/m²
Response timeDiffers4 ms5 ms
Screen shapeDiffersCurvedFlat
Contrast ratio (typical)Known for oneUnknown — not stated by the source3000:1
Contrast ratio (dynamic)Known for oneUnknown — not stated by the source50000000:1
Viewable size, horizontalKnown for oneUnknown — not stated by the source52.1 cm
Viewable size, verticalKnown for oneUnknown — not stated by the source29.3 cm
Digital horizontal frequencyKnown for oneUnknown — not stated by the source24 - 82 kHz
Digital vertical frequencyKnown for oneUnknown — not stated by the source50 - 75 Hz
Sync-on-green (SOG)Known for oneUnknown — not stated by the sourceYes
Colour gamutKnown for oneUnknown — not stated by the source72%
Separate H/V syncKnown for oneUnknown — not stated by the sourceYes
Composite syncKnown for oneUnknown — not stated by the sourceYes
Native aspect ratioKnown for one16:9Unknown — not stated by the source
HD typeKnown for oneFull HDUnknown — not stated by the source
Display brightness (typical)Known for one300 cd/m²Unknown — not stated by the source
Supported graphics resolutionsKnown for one1920 x 1080 (HD 1080)Unknown — not stated by the source
3DKnown for oneNoUnknown — not stated by the source
Performance1 differ
NVIDIA G-SYNCDiffersYesNo
AMD FreeSyncKnown for oneUnknown — not stated by the sourceNo
Mac operating systems supportedKnown for oneUnknown — not stated by the sourceYes
OmniTapps Multitouch compatibilityKnown for oneUnknown — not stated by the sourceNo
Multimedia1 differ
RMS rated powerDiffers14 W4 W
Built-in microphoneKnown for oneUnknown — not stated by the sourceNo
Designidentical
Market positioningKnown for oneGamingUnknown — not stated by the source
Ports & interfaces2 differ
Number of upstream portsKnown for oneUnknown — not stated by the source1
USB Type-A downstream ports quantityKnown for oneUnknown — not stated by the source2
VGA (D-Sub) ports quantityDiffers01
DVI portDiffersNoYes
DVI-D ports quantityKnown for oneUnknown — not stated by the source1
HDMIKnown for oneUnknown — not stated by the sourceYes
Audio inputKnown for oneUnknown — not stated by the source3.5mm
PC Audio inKnown for oneUnknown — not stated by the sourceYes
Built-in USB hubKnown for oneYesUnknown — not stated by the source
DisplayPorts quantityKnown for one1Unknown — not stated by the source
Ergonomics1 differ
VESA mountingKnown for oneUnknown — not stated by the sourceYes
Panel mounting interfaceKnown for oneUnknown — not stated by the source100 x 100 mm
Tilt angle rangeDiffers-5 - 25°22 - -6°
Cable lock slotKnown for oneNoUnknown — not stated by the source
Height adjustmentKnown for oneYesUnknown — not stated by the source
Adjustable height (max)Known for one12 cmUnknown — not stated by the source
SwivellingKnown for oneYesUnknown — not stated by the source
Swivel angle rangeKnown for one-30 - 30°Unknown — not stated by the source
Tilt adjustmentKnown for oneYesUnknown — not stated by the source
Power1 differ
Power consumption (typical)Differs33 W16.5 W
AC input voltageKnown for oneUnknown — not stated by the source100-240 V
AC input frequencyKnown for oneUnknown — not stated by the source50 - 60 Hz
Power supply typeKnown for oneUnknown — not stated by the sourceAC
Power consumption (standby)Known for one0.5 WUnknown — not stated by the source
Power consumption (off)Known for one0.4 WUnknown — not stated by the source
Annual energy consumptionKnown for one48 kWhUnknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for oneUnknown — not stated by the source20 - 90%
Weight & dimensionsidentical
Dimensions (W x D x H) with standKnown for oneUnknown — not stated by the source571.08 x 240 x 392.2 mm
Width (with stand)Known for oneUnknown — not stated by the source571.1 mm
Depth (with stand)Known for oneUnknown — not stated by the source240 mm
Height (with stand)Known for oneUnknown — not stated by the source392.2 mm
Weight (with stand)Known for oneUnknown — not stated by the source6.32 kg
Width (without stand)Known for oneUnknown — not stated by the source571.1 mm
Depth (without stand)Known for oneUnknown — not stated by the source57.7 mm
Height (without stand)Known for oneUnknown — not stated by the source339.8 mm
Weight (without stand)Known for oneUnknown — not stated by the source5.16 kg
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source640 mm
Package depthKnown for oneUnknown — not stated by the source200 mm
Package heightKnown for oneUnknown — not stated by the source460 mm
Package weightKnown for oneUnknown — not stated by the source7.29 kg
Other features1 differ
Supplied AC adapter typeDiffersLEDAC
TV tuner integratedKnown for oneNoUnknown — not stated by the source
Energy efficiency class (legacy scale)Known for oneBUnknown — not stated by the source
CertificationKnown for oneMPR IIUnknown — not stated by the source
Packaging contentidentical
Cables includedKnown for oneDisplayPort, USBUnknown — not stated by the source
Thin Clientidentical
Thin client installedKnown for oneNoUnknown — 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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