HP Prime Graphing Calculator (2013)
HP Prime Graphing Calculator (2013)
HP revived their calculator department with the HP Prime. This is much better than the compitition of similar category the TI-nspire.

Current version is, HP Prime graphing calculator II, model 2AP18AA#ABA, year 2019. Buy at amazon
As of 2021-02-18, the HP Prime is much better than the TI graphing calculators. Significantly faster, and the buttons are better quality, doesn't wiggle. The TI's buttons wiggles.