Ti 89 vs Nspire – Difference between versatile programming calculators

The calculator is every programmer’s best friend. It aids us by making our work easier and accurate. But, since there are so many different types of calculators out there, it is crucial to buy the right one based on your requirements. Choosing something just because it is popular or cheap will make things harder and inefficient. 

When it comes to programming calculators, we often hear about the Ti-89 and the Ti-Nspire. They are both from the same brand – Texas Instruments, particularly popular for their quality. If you are in a fix about them and do not know which direction to lean towards, this article will certainly help you out.

We are going to start by looking at the features of each of their calculators:

Ti 89 vs Nspire

1.Ti-89 – Specs


  • Its resolution is 160 x 100 pixels.
  • Storage is quite small at just 188KB RAM and 2.7 MB ROM.
  • The LCD display is large and easy to read. It measures 3.2 inches.
  • You can use it for various examinations including the SATs, PSAT, AP, and Praxis.
  • You can run a variety of equations on this calculator but it is specifically helpful for electrical engineering.
  • You need to use AAA batteries that don’t last very long. 

2. Ti-Nspire – Specs


  • The resolution is 320 x 240 pixels.
  • You have an ample amount of storage in this calculator with 16 MB RAM and 20 MB ROM.
  • The size of the display is just like Ti-89 – 3.2 inches but this calculator has a colour display.
  • You can use it for ACT, IB, AP, SAT, and PSAT examinations.
    • Ti-Nspire is versatile with a wide range of applications.
  • It has a rechargeable battery. Each full charge will last around 2 weeks when used extensively.

Ti 89 vs Nspire – Differences

From the specs, you will have noticed that Nspire outranks Ti-89 in most cases. It has a better display, more storage, and flexibility. Its keyboard, in particular, gives you an assortment of operations to discover. Another thing we love about Nspire is that it is highly versatile. You don’t need to feel restricted while using this calculator.

The last point we would like to make is the ease of use. While the keyboard is flexible and easy to type on both calculators, the battery is not as friendly. The Ti-89 calculator requires 3 AAA batteries that last around a week. So, you will have to keep many batteries handy and change them too frequently. Nspire, on the other hand, has a rechargeable battery that can last for at least 2 weeks.

Ti 89 vs Nspire – The verdict

Our vote definitely goes to Nspire because we are looking at overall usage. If you are an electrical engineer and need a calculator for specific purposes only, you may be better off with the Ti-89. As we mentioned above, it all depends on your work requirements. 

We hope this guide cleared out the confusion and you are now in a better position to choose a calculator. If you still have doubts, kindly reach out and we will help you.

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to top button