Texas TI-89 Titanium

Pros: The endless capabilities

Cons: Takes a while to learn to use; High Price

The Bottom Line: This calculator is expensive, but it's very helpful for students of advanced math. It's worth the high price, in my opinion.

Review: Calculators, in their numerous varieties, have been helping students solve mathematical problems for decades. Once a time- consuming process, math questions, both difficult and easy, can now be resolved in a matter of seconds, all with the push of a few ...

Pros: Tons of features, batteries last long

Cons: A little pricey for a calculator

Review: For all of you out there that have to have the best of everything, this is your calculator. Besides the TI-92, this is the best calculator Texas Instruments has to offer. I am going into my senior year as an Electrical Engineering Major and I wouldn't...

Pros: USB Port, Faster, More Flash Memory, New Case/Body Design

Cons: Takes a bit of time to get comfortable with the new case/body design

The Bottom Line: If you're looking to buy a new graphing calculator, choose the TI-89 Titanium.

Review: I've been a user of the TI-89 calculator for many years, and a few months ago, my calculator was stolen. After returning to school for spring semester, I desperately needed a calculator. Reading the reviews of the new TI-89 Titanium, I didn't seem that ...

Pros: Features, Interface, Programs

Cons: Difficult To Use

The Bottom Line: The Texas Instruments TI-89 is by far the best calculator in the TI-8X series. It's like a God for high school and college!

Review: The Texas Instruments TI-89 is the most expensive and advanced calculator in the TI-8X series. It's much more money than either the TI-83+ or TI-86. However, the difference in price is worth it when you see the capabilities that the Texas...

Pros: Able to graph, solve for variables, and, of course, play games.

Cons: Expensive. Classmates asking me to play games on it...during class. Slackers...

The Bottom Line: I highly recommend this. If all math concepts you studied are mastered, this device can take time off problems.

Review: *Note: This review pertains to the TI-89 Titanium, which is newer than the regular TI89.* What a calculator! In middle school math, I had a scientific calculator. Back then, scientific calculators seemed like the most advanced calculators out ...

Pros: Very powerful, 3-D graphing capabilities, easy-to-use drop down menus

Cons: Steep learning curve, difficult to learn the interface coming from other TI calculators, expensive

The Bottom Line: If you are going into upper level math classes and need the extra power, this is the calculator for you. Just be prepared to adjust to the new interface.

Review: As a sophomore, my high school splurged and purchased TI-92 graphing calculators for the lot of us. While coming from a TI-83 background made it difficult to use the new interface, I was amazed at the power. Solving algebraic equations, factoring, ...

Pros: Fantastic Functionality, Ease of Use once Learned

Cons: A Little Hard to Learn, Pricey

The Bottom Line: Excellent calculator for advanced mathematics, rich in options and functions. Check it out!

Review: I upgraded from my TI-83 to my 89 as a Sophomore in High School. I now keep it with me at work, and have used it in many different academic and professional situations. IT is an incredibly powerful tool, and I'll try to tell you why I'm so happy with ...

Pros: Incredible functionality, great expansion capability with apps/programs

Cons: Very steep learning curve

The Bottom Line: I would definitely recommend this calculator if you are a high school or college student taking advanced classes in math and science.

Review: I got this calculator midway through high school to replace a TI-84 Plus. When I first got the calculator, the very steep learning curve immediately became apparent. For those who are used to the style of the TI-83/84, using the TI-89 will be very ...

Pros: powerful functions, expandability, easy to use.

Cons: small screen, pricey.

The Bottom Line: Recommended for anyone planning on taking calculus or higher math. It will be worth the investment.

Review: Lets face it: we live in a technological age. I am extremely reliant on my calculator, and most math classes nowadays are intensively calculator based. I agree that it is somewhat pathetic. I cannot image how people took calculus and other high level ...

Pros: Fast, versatile, capacious for a calculator. Presently the extreme high end of performance.

Cons: Learning curve. Teachers don't like the gaming and cheating possibilities.

The Bottom Line: The TI-89T is an excellent calculator for high school, college, gaming, professional and scientific use. If you need something more muscley, buy a computer.

Review: I never really had a graphing calculator before, and I wanted to get a good one. Everybody who had something to say on the subject said that the TI-89 Titanium was the best in the class. So I went on eBay and bought one for $110 plus $8 ...