2008 Chevrolet Impala vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2008 Chevrolet Impala would be higher. At 3,596 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (321 HP @ 6800 RPM) has 110 more horse power than 2008 Chevrolet Impala. (211 HP @ 5800 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2008 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 455 kg more than 2008 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 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, 2009 Porsche 911 (370 Nm @ 4250 RPM) has 80 more torque (in Nm) than 2008 Chevrolet Impala. (290 Nm @ 4000 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Impala.
Compare all specifications:
| 2008 Chevrolet Impala | 2009 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Impala | 911 |
| Year Released | 2008 | 2009 |
| Engine Position | Front | Rear |
| Engine Size | 3505 cc | 3596 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 211 HP | 321 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 290 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Engine Compression Ratio | 9.8:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1075 kg | 1530 kg |
| Vehicle Length | 5100 mm | 4430 mm |
| Vehicle Width | 1860 mm | 1320 mm |
| Vehicle Height | 1500 mm | 1860 mm |
| Wheelbase Size | 2810 mm | 2360 mm |
| Fuel Consumption Overall | 10.7 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 64 L | 67 L |
