* Rear-wheel drive
* Inline-six cylinder engine
* 255 horsepower
* 294 pound-feet of torque
* 0-60 mph in 5.9 seconds
* Top track speed of 155 mph
* Fuel economy: 21 MPG city/31 MPG highway
* Starting price: $53,400
BMW 530ai
* All-wheel drive
* Inline-six cylinder engine
* 300 horsepower
* 332 pound-feet of torque
* 0-60 mph in 5.5 seconds
* Top track speed of 155 mph
* Fuel economy: 20 MPG city/29 MPG highway
* Starting price: $56,400
Key differences:
* The BMW 530ai has all-wheel drive, while the 530i has rear-wheel drive.
* The 530ai has a more powerful engine than the 530i.
* The 530i is more fuel-efficient than the 530ai.
* The 530i is less expensive than the 530ai.
