TI83 vs ti84 (graphing calculator)

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lxskllr

No Lifer
Nov 30, 2004
60,354
10,757
126
I love HP calculators, and still have working HP48GXs. RPN is so mindblowingly more efficient, I don't know why it hasn't caught on in general use. Also, at least as of the early 90s, the build quality was second to none. A TI looked like a grade school toy in comparison.
 

JTsyo

Lifer
Nov 18, 2007
12,038
1,135
126
Ti84, duh

It's basically the same thing as the TI-83, but it does contain several enhanced features. It has about three times the memory than the TI-83 and the CPU is about 2.5 times faster. Another difference between the two calculators is that the TI-84 contains a USB port and a built in clock.
 

Zeze

Lifer
Mar 4, 2011
11,395
1,189
126
What a scam. Today we have super powerful smartphone that come with multicpu, dedicated gpu, and superflous amount of RAM and memory that outshines older laptops.

An embarassingly inferior tech with calc buttons thrown in = same price as smartphones?
 

irishScott

Lifer
Oct 10, 2006
21,562
3
0
I'm still using my TI-83 years into college. Never had the 84, but you can't really go wrong either way. Thought about upgrading to an 89, but haven't found the need yet.
 

sao123

Lifer
May 27, 2002
12,653
205
106
Unless things have changed, TI-89 is banned for most HS level standardized tests. Can't use it for the Calc AP test, ACT, SAT, or anything else nationally standardized due to how much stuff it can do automatically. However for college and beyond it's definitely the best. Just bringing it up for anybody looking for a HS level calc, not necessarily for the OP's use.

I personally loved the TI-86. It was the most advanced calculator that could be used on HS tests, and did a number of things that the 83 couldn't. I don't know why it didn't get more popular, and I'm not even sure you could find it anymore. Everything about it was excellent.
you're thinking of the TI-92.

unless things have changed, ACT and NFE are the only tests there the 89 is banned. PSAT's & SAT's allow the 89.

http://education.ti.com/educationportal/sites/US/productDetail/us_ti89ti.html
It's the most powerful TI graphing calculator allowed for use on the AP* Calculus, AP Statistics, AP Physics, AP Chemistry, PSAT/NMSQT**, SAT® I , SAT II, and Math IC & IIC exams.
 

Jeff7

Lifer
Jan 4, 2001
41,596
20
81
Unless things have changed, TI-89 is banned for most HS level standardized tests. Can't use it for the Calc AP test, ACT, SAT, or anything else nationally standardized due to how much stuff it can do automatically. However for college and beyond it's definitely the best. Just bringing it up for anybody looking for a HS level calc, not necessarily for the OP's use.

I personally loved the TI-86. It was the most advanced calculator that could be used on HS tests, and did a number of things that the 83 couldn't. I don't know why it didn't get more popular, and I'm not even sure you could find it anymore. Everything about it was excellent.
This would be the only downside to the TI-89. (That, and the price premium to pay for something with 0.1% of the computing capability of a similarly-priced cellphone.)
I don't remember calculator use in high school, but during school, we were only permitted up to a TI-86 on our calculus tests.

For anything else, dear god, TI-89.
One of my teachers even said in one class, "The smart student would write a few simple programs for their calculator to help with some of these calculations."
His tests were also open-book/open-notes. If you hadn't bothered to keep up on your homework, you'd be screwed anyway. :)
 

Mr. Pedantic

Diamond Member
Feb 14, 2010
5,027
0
76
What the hell. It looks exactly the same as the one I had 15 years ago, and sells for more money now then it did back then? Why hasn't calculator technology improved?
1996.png

It has improved. The 8x are TI's last-generation calculators. Their modern line is the ARM-based Nspire, which are still horrendously overpriced given the hardware, but are otherwise not 35 years ancient.
And they look so horrible...
 

gorcorps

aka Brandon
Jul 18, 2004
30,741
456
126
you're thinking of the TI-92.

unless things have changed, ACT and NFE are the only tests there the 89 is banned. PSAT's & SAT's allow the 89.

http://education.ti.com/educationportal/sites/US/productDetail/us_ti89ti.html
It's the most powerful TI graphing calculator allowed for use on the AP* Calculus, AP Statistics, AP Physics, AP Chemistry, PSAT/NMSQT**, SAT® I , SAT II, and Math IC & IIC exams.

Things might have changed a bit, as I know for a fact when I took AP Calc I was told I couldn't use an 89 and same with the ACT. The only thing I can't confirm is the SAT which I never took, so it may have allowed the 89 back then.

Even still, knowing how to use your calculator is important. So for high schoolers I still recommend avoiding the 89 because the few times you can't use it you'll have to use something you're not familiar with.
 

Born2bwire

Diamond Member
Oct 28, 2005
9,840
6
71
I still have the same TI-86 from 1996. It's a little worse for wear (had to resolder the busline going to the display), but I still use it a lot. Thing is though, there really isn't much more in functionality that I want in a calculator. I have a TI-92, but I rarely ever use it because I don't need the advanced functions. For something that complicated, I use Matlab. I guess the reason why they can still sell these calculators after 20+ years is that the desired functionality has not outpaced the advances in technology. The only thing I would like better in my 86 is for it to be a little faster but I'm probably not willing to buy a new calculator even for that.
 
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NutBucket

Lifer
Aug 30, 2000
27,155
635
126
Buy used! I think I paid about $40 for a TI-83 and that was 10 years ago. I only paid about $110 or so for an 89 maybe 9 years ago?