the 526's come in 18 or 20

 

The Petrol has too many spokes...Don't like

 

if those are the only options,
XXRs look better of the two imo
i would go with looks vs needing to roll the fenders or not being the factor in decision.

 

OP I tried to give you a chance to take some of the advice that was given in this thread but since you have since created two additional threads without reviewing what has been already discussed I am closing this thread.

There is seriously a massive amount of info that is easily searchable, do your homework and formulate your own opinion...