The graphing calculator that survives a whole school career and beyond.
Last verified: July 2026 · scored by the Made to Last method
Expected lifespanDecades
Typical price$100
Cost per year$4.00/yr
Warranty~Decades
The TI-84 has barely changed in 20 years because it just works — a rugged, long-battery calculator that gets passed down through siblings and lasts decades.