Texas Instruments TI-83 Plus graphing calculator: what it's worth

About it

Comparable listings we priced it against

Common questions

How much is a Texas Instruments TI-83 Plus graphing calculator worth?

About $16 to $22 as of 2026-11-06, based on 4 recent eBay sales with a median of $22. Similar ones are listed right now for $14 to $60, but asking prices run higher than what things sell for.

What has a Texas Instruments TI-83 Plus graphing calculator sold for recently?

Recent eBay sales: $30 (Texas Instruments TI-83 Plus Graphing Calculator w/ Slide Cover Clear…); $20 (Texas Instruments TI-83 Plus Graphing Calculator w/ Slide Cover…); $18 (Texas Instruments Ti 83 Plus Graphing Calculator Tested In Working…); $24 (Texas Instruments TI-83 Plus Graphing Calculator Tested Working).

What makes one worth more or less?

The exact part number decides the price: speed, capacity, ECC or registered, and generation all change it. Tested and working with proof (a screenshot or test log) sells above "pulled from a working system". Selling one stick vs. a matched kit or a lot changes the per-piece price. Price per piece and say how many.

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Guestimates are market estimates from public eBay data at the date shown, not certified appraisals. Prices change; check before you buy or sell. As an eBay Partner, Guestimator may be paid a commission when you buy through links on this page.