[CleanNeon98]

I think when you put together everything, the 1 is just a more solid car. Sure the X may handle better but how much of your drive are you flying through wicked corners, furthermore even if you could, other traffic won't let you. Take into account for both cars

Price
Features
Insurance
MPG
Warranty
Fit and Finish
Power
Handling
Style
Comfort
Resale

You'll also never have to worry about police looking at you twice in a 135i, I never get looks in my car, it's just not suspicious, even low, loud, and tinted out.