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The best graphing office calculators you can buy

AI-generated summary · updated September 11, 2026 · verify details before purchase.

  1. Texas Instruments TI-84 Plus CE Graphing Calculator
    Best overall Texas Instruments

    Texas Instruments TI-84 Plus CE Graphing Calculator

    4.8/5 $94.99

    The TI-84 Plus CE is the most popular graphing calculator for high school and college math. It features a high-resolution color screen and preloaded apps.

    • Color screen
    • Intuitive interface
    • Widely accepted
    • Expensive
    • No CAS
  2. Casio fx-9750GIII Graphing Calculator
    Best budget pick Casio

    Casio fx-9750GIII Graphing Calculator

    4.6/5 $66.70

    The Casio fx-9750GIII offers great value with a high-resolution LCD, Python programming, and natural textbook display at an affordable price.

    • Affordable
    • Python programmable
    • Natural display
    • Smaller screen
    • Less intuitive menus
  3. Texas Instruments TI-Nspire CX II CAS Graphing Calculator
    Best for advanced math Texas Instruments

    Texas Instruments TI-Nspire CX II CAS Graphing Calculator

    4.7/5 $154.99 Only 4 left

    The TI-Nspire CX II CAS includes Computer Algebra System (CAS) for symbolic computations and a backlit color display.

    • CAS functionality
    • Large color screen
    • Versatile apps
    • High price
    • Steep learning curve
  4. Casio PRIZM FX-CG50 Graphing Calculator
    Best color display Casio

    Casio PRIZM FX-CG50 Graphing Calculator

    4.5/5 $102.00

    The Casio PRIZM FX-CG50 features a high-resolution color display, 3D graphing, and a user-friendly icon menu.

    • Color 3D graphing
    • Good display
    • Affordable
    • No CAS
    • Less common in US schools
  5. HP Prime Graphing Calculator
    Best for speed HP

    HP Prime Graphing Calculator

    4.4/5 $149.99

    The HP Prime is known for its fast processor, touchscreen, and advanced CAS capabilities, ideal for engineering students.

    • Fast processor
    • Touchscreen
    • CAS included
    • High price
    • Unique interface
  6. Texas Instruments TI-84 Plus CE Python Graphing Calculator
    Best for coding Texas Instruments

    Texas Instruments TI-84 Plus CE Python Graphing Calculator

    4.7/5 $94.99

    The TI-84 Plus CE Python adds Python programming to the classic TI-84 Plus CE, making it great for STEM students.

    • Python support
    • Color screen
    • Familiar UI
    • Expensive
    • No CAS
  7. Casio fx-9860GIII Graphing Calculator
    Best mid-range Casio

    Casio fx-9860GIII Graphing Calculator

    4.5/5 $114.37

    The Casio fx-9860GIII offers a good balance of features and price, with Python programming and a natural display.

    • Python
    • Good value
    • Natural display
    • Small screen
    • No color
  8. Sharp EL-9900 Graphing Calculator
    Sharp

    Sharp EL-9900 Graphing Calculator

    4.2/5 $91.23

    The Sharp EL-9900 has a large 4.5-inch screen and a unique split-screen mode for viewing equations and graphs simultaneously.

    • Large screen
    • Split-screen
    • Easy to use
    • Not as popular
    • Limited features
  9. Texas Instruments TI-83 Plus Graphing Calculator
    Best classic Texas Instruments

    Texas Instruments TI-83 Plus Graphing Calculator

    4.6/5 $92.95 Only 2 left

    The TI-83 Plus is a durable and reliable classic, ideal for basic graphing and standardized tests.

    • Durable
    • Test approved
    • Easy to use
    • No color
    • Outdated processor
  10. Casio FX-CG500 PRIZM CAS Graphing Calculator
    Best for CAS value Casio

    Casio FX-CG500 PRIZM CAS Graphing Calculator

    4.3/5 $199.53

    The Casio FX-CG500 includes a large color touchscreen and CAS system at a lower price than competitors.

    • Color touchscreen
    • CAS included
    • Good value
    • Bulky
    • Slower processor

Buying tips

When choosing a graphing calculator, consider the required functions for your courses: some exams restrict models with CAS. For high school, the TI-84 Plus CE is a safe bet; for college STEM, consider the TI-Nspire CX II CAS or HP Prime. Budget-friendly options like the Casio fx-9750GIII offer solid performance without breaking the bank.

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