I’m 6’1 with 34″ inside leg. Ride a 19″ Solaris (29er) & 20″ Orange 5 (26er) & run a lot of post on both, 250mm+!
Both have 60mm stems, HTT is 635mm & 620mm but they feel similar. if it feels right, chances are it is, dont worry about the size unless it feels to big!