2011 Chevrolet Impala vs. 2008 Alfa Romeo 156
To start off, 2011 Chevrolet Impala is newer by 3 year(s). Which means there will be less support and parts availability for 2008 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2008 Alfa Romeo 156 would be higher. At 3,900 cc (6 cylinders), 2011 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Impala (230 HP @ 5700 RPM) has 82 more horse power than 2008 Alfa Romeo 156. (148 HP @ 6300 RPM). In normal driving conditions, 2011 Chevrolet Impala should accelerate faster than 2008 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2011 Chevrolet Impala weights approximately 370 kg more than 2008 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2011 Chevrolet Impala (318 Nm @ 3200 RPM) has 136 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2011 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156. 2011 Chevrolet Impala has automatic transmission and 2008 Alfa Romeo 156 has manual transmission. 2008 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2011 Chevrolet Impala | 2008 Alfa Romeo 156 | |
| Make | Chevrolet | Alfa Romeo |
| Model | Impala | 156 |
| Year Released | 2011 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3900 cc | 1970 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 230 HP | 148 HP |
| Engine RPM | 5700 RPM | 6300 RPM |
| Torque | 318 Nm | 182 Nm |
| Torque RPM | 3200 RPM | 3800 RPM |
| Fuel Type | Flex Fuel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1655 kg | 1285 kg |
| Vehicle Length | 5090 mm | 4440 mm |
| Vehicle Width | 1852 mm | 1750 mm |
| Vehicle Height | 1491 mm | 1440 mm |
| Wheelbase Size | 2807 mm | 2600 mm |
| Fuel Tank Capacity | 64 L | 63 L |
