The engines are slightly different: block and head,
correct on the listed information.
Oxygen sensor on VX is a 5 plug one vs 2 plug;
vx had vtec e or something like vtec but for economy; ecu does all the work.
rims were different vx had aluminum 13 inch wheels and some minor "aero' modifications; nothing special.
I think if u google it u may find the answer
Convert CX to VX question - Honda-Tech
This one has more info and some info on turbo charging your little honda engine.
Understanding the '92 - '95 Civic CX and VX
GOOD LUCK; i am sure u don't need it...