2006 Alfa Romeo 156 vs. 2003 Buick Rainier
To start off, 2006 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2003 Buick Rainier would be higher. At 5,300 cc (8 cylinders), 2003 Buick Rainier is equipped with a bigger engine. In terms of performance, 2003 Buick Rainier (286 HP @ 5200 RPM) has 113 more horse power than 2006 Alfa Romeo 156. (173 HP @ 4000 RPM) In normal driving conditions, 2003 Buick Rainier should accelerate faster than 2006 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Buick Rainier weights approximately 695 kg more than 2006 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2003 Buick Rainier 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, 2003 Buick Rainier (441 Nm @ 4000 RPM) has 56 more torque (in Nm) than 2006 Alfa Romeo 156. (385 Nm @ 2000 RPM). This means 2003 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2003 Buick Rainier | |
| Make | Alfa Romeo | Buick |
| Model | 156 | Rainier |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 5300 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 173 HP | 286 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 385 Nm | 441 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1510 kg | 2205 kg |
| Vehicle Length | 4440 mm | 4920 mm |
| Vehicle Width | 1750 mm | 1920 mm |
| Vehicle Height | 1440 mm | 1900 mm |
| Wheelbase Size | 2550 mm | 2880 mm |
