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Casio FX-83GT Plus vs Casio FX-991DE Plus

    3.15 in
    0.54 in
    Casio FX-83GT Plus Calculator
    Casio FX-83GT Plus
      3.15 in
      6.38 in
      Casio FX-991DE Plus Calculator
      Casio FX-991DE Plus
      Available colors
      User rating
      67
      3.8 out of 5
      67 user ratings
      5 stars
      		29 %
      4 stars
      		34 %
      3 stars
      		20 %
      2 stars
      		14 %
      1 stars
      		0 %
      59
      4.0 out of 5
      59 user ratings
      5 stars
      		37 %
      4 stars
      		32 %
      3 stars
      		25 %
      2 stars
      		5 %
      1 stars
      		0 %

      Full Comparison

      Units:

      Technical details

      Casio FX-83GT PlusCasio FX-83GT Plus
      Casio FX-991DE PlusCasio FX-991DE Plus
      TypeScientific calculatorScientific calculator

      Design

      Casio FX-83GT PlusCasio FX-83GT Plus
      Casio FX-991DE PlusCasio FX-991DE Plus
      Colour of productBlack,Grey
      • Grey
      • Silver
      Control typeButtonsButtons
      Form factorDesktopPocket
      Coveryesyes

      Dimensions

      Casio FX-83GT PlusCasio FX-83GT Plus
      Casio FX-991DE PlusCasio FX-991DE Plus
      Width3.15 in3.15 in
      Height0.54 in6.38 in
      Depth6.38 in0.44 in
      Weight3.53 oz3.35 oz

      Display

      Casio FX-83GT PlusCasio FX-83GT Plus
      Casio FX-991DE PlusCasio FX-991DE Plus
      Number of characters per line1212
      Display typeDot-matrixDot-matrix
      Display tiltingnono
      Second displaynono
      Display lightnoyes

      Power

      Casio FX-83GT PlusCasio FX-83GT Plus
      Casio FX-991DE PlusCasio FX-991DE Plus
      Power sourceBattery
      • Solar
      • Battery
      Battery operatedyesyes
      Auto power offyesyes
      Number of batteries required11
      External power connectionSolar cellSolar cell

      Pros & Cons

      Pros
          Cons

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              Often compared with Casio FX-991DE Plus

              Casio FX-991DE Plus Calculator
              Casio FX-991DE X
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              CasioFX-991DE X