2009 Chevrolet Impala vs. 2011 Alpina B7
To start off, 2011 Alpina B7 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2009 Chevrolet Impala would be higher. At 5,670 cc (8 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2011 Alpina B7 (500 HP @ 5500 RPM) has 197 more horse power than 2009 Chevrolet Impala. (303 HP @ 5600 RPM) In normal driving conditions, 2011 Alpina B7 should accelerate faster than 2009 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Impala weights approximately 1 kg more than 2011 Alpina B7.
Because 2011 Alpina B7 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2011 Alpina B7 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, 2011 Alpina B7 (699 Nm @ 3000 RPM) has 261 more torque (in Nm) than 2009 Chevrolet Impala. (438 Nm @ 4000 RPM). This means 2011 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Impala.
Compare all specifications:
| 2009 Chevrolet Impala | 2011 Alpina B7 | |
| Make | Chevrolet | Alpina |
| Model | Impala | B7 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5670 cc | 4400 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 303 HP | 500 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 438 Nm | 699 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2141 kg | 2140 kg |
| Vehicle Length | 5100 mm | 5085 mm |
| Vehicle Width | 1860 mm | 1902 mm |
| Vehicle Height | 1500 mm | 1483 mm |
| Wheelbase Size | 2810 mm | 3071 mm |
| Fuel Consumption | 9.8 L/100km | 11.8 L/100km |
| Fuel Consumption City | 14.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 64 L | 82 L |
