If cost is an issue, I, too, would go for a 6 (pro). The pixels are phones that will be valid for a long time.

If you want it to live 5 yrs, you might consider what few consider: which pixel can get the best case (and screen That adds a good few bucks too. Don’t go cheap or “cool” here. UAG has some seriously good ones, sadly not for the 6pro e.g.