As per my usual practice, I would use a tablet for 5 years+. mini5 LTE (my first iPad) is the best of breed in the market, bought it on day one with AC+. A12 with 3GB ram is for sure can live for years.
ps.
Still using an almost 6 years old Samsung 7" 3G (not 4G LTE) 1.5GB ram 16GB rom tablet |