2007 Alfa Romeo 156 vs. 2013 BMW X6 M
To start off, 2013 BMW X6 M is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 156 would be higher. At 4,395 cc (8 cylinders), 2013 BMW X6 M is equipped with a bigger engine. In terms of performance, 2013 BMW X6 M (547 HP @ 6000 RPM) has 399 more horse power than 2007 Alfa Romeo 156. (148 HP @ 6300 RPM) In normal driving conditions, 2013 BMW X6 M should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X6 M weights approximately 1130 kg more than 2007 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW X6 M is all wheel drive (AWD), it will have significant more traction and grip than 2007 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2013 BMW X6 M will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2013 BMW X6 M (678 Nm @ 5650 RPM) has 496 more torque (in Nm) than 2007 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2013 BMW X6 M will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2013 BMW X6 M | |
| Make | Alfa Romeo | BMW |
| Model | 156 | X6 M |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 4395 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 547 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 182 Nm | 678 Nm |
| Torque RPM | 3800 RPM | 5650 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 91 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1285 kg | 2415 kg |
| Vehicle Length | 4440 mm | 4876 mm |
| Vehicle Width | 1750 mm | 2195 mm |
| Vehicle Height | 1440 mm | 1684 mm |
| Wheelbase Size | 2600 mm | 2933 mm |
| Fuel Tank Capacity | 63 L | 85 L |
