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 4,397 cc (8 cylinders), 2011 Alpina B7 is equipped with a bigger engine. In terms of performance, 2011 Alpina B7 (493 HP @ 5500 RPM) has 259 more horse power than 2009 Chevrolet Impala. (234 HP @ 5600 RPM) In normal driving conditions, 2011 Alpina B7 should accelerate faster than 2009 Chevrolet Impala.
Because 2011 Alpina B7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2011 Alpina B7. However, in wet, icy, snow, or gravel driving conditions, 2009 Chevrolet Impala, being front wheel drive (FWD), will offer much better control with better grip. 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 (700 Nm @ 4250 RPM) has 375 more torque (in Nm) than 2009 Chevrolet Impala. (325 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 | 3900 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 234 HP | 493 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 325 Nm | 700 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5100 mm | 5180 mm |
| Vehicle Width | 1860 mm | 1910 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2810 mm | 3140 mm |
| Fuel Consumption Overall | 11.2 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 64 L | 88 L |
