Beware not to buy HP Prime, if you are engineer!

[dmmaster]

Simple. You cannot do serious mathematics with the HP Prime.

The HP Prime is 100x faster than HP50G. It is a big power in the hand, however the software is a complete return to the past and ideally made to make concurrence with Casio and TI. But this is another type of customers.

There are many many reasons. There are many drawbacks with the HP-Prime, compared to the previous HP model. Here an example:
https://www.thecalculatorstore.com/Calcu...e-HP-Prime
https://h30434.www3.hp.com/t5/Calculator...-p/5812349

Many more points can be given easily.