When I try to play open chords my fingers feel so cramped. The upper fret spaces feel so tiny.Just throwing this out there but you might be having trouble playing guitar because the string spacing is too small for you especially being used to bass. Maybe try one of the Agile wide neck Les Pauls, get a warmoth, or make a partscaster from one of these necks Big Lou Wide Nut Electric Guitars | Wide Neck Guitars for Bigger Players I have a big lou neck on a partscaster and its pretty great it made a huge difference in my guitar playing. Just throwing it out there but it made such a big difference for me I thought I might share that because it may help you.
What is weird to me is that I have small hands and I feel like that. How do tall guys with catcher's mitt hands play solos?