2009 Chevrolet Impala vs. 1971 Pontiac Grand Prix
To start off, 2009 Chevrolet Impala is newer by 38 year(s). Which means there will be less support and parts availability for 1971 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 1971 Pontiac Grand Prix would be higher. At 6,545 cc (8 cylinders), 1971 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 1971 Pontiac Grand Prix (247 HP @ 4400 RPM) has 14 more horse power than 2009 Chevrolet Impala. (233 HP @ 5600 RPM) In normal driving conditions, 1971 Pontiac Grand Prix should accelerate faster than 2009 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 1971 Pontiac Grand Prix weights approximately 251 kg more than 2009 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 Pontiac Grand Prix 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 1971 Pontiac Grand Prix. 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, 1971 Pontiac Grand Prix (461 Nm @ 3200 RPM) has 136 more torque (in Nm) than 2009 Chevrolet Impala. (325 Nm @ 4000 RPM). This means 1971 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Impala.
Compare all specifications:
| 2009 Chevrolet Impala | 1971 Pontiac Grand Prix | |
| Make | Chevrolet | Pontiac |
| Model | Impala | Grand Prix |
| Year Released | 2009 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3899 cc | 6545 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 233 HP | 247 HP |
| Engine RPM | 5600 RPM | 4400 RPM |
| Torque | 325 Nm | 461 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1549 kg | 1800 kg |
| Vehicle Length | 5100 mm | 5350 mm |
| Vehicle Width | 1860 mm | 1930 mm |
| Vehicle Height | 1500 mm | 1330 mm |
| Wheelbase Size | 2810 mm | 3030 mm |
| Fuel Tank Capacity | 64 L | 38 L |
