Originally Posted by
IO540
On the E500, I recall they were going to have a certified ceiling of 25k. Any plane which can reach 25k is not "underpowered".
I've taken a glider to 27,500' and it was still climbing at 100-150fpm. Only stopped climb because I was concerned about oxygen consumption/reserves. Nice to know that even without an engine it's not 'underpowered' Heheh :-)