I NEED a bigger car, im currently in a diesel jetta and while 45 mpg is great it cant get me my friends and our stuff where id like to go

i know NOTHING about subarus other than they are AWD and get decent mpg
can yall tell me any issues they might have w/the tranny (thats really my biggest concern iv replaced enough transmissions in my life to last me a lifetime i dont want to have to do it again for a long long time)
just any general information i may need before purchasing
thanks alot!

zack