2009 Chevrolet Impala vs. 2007 Chrysler Pacifica
To start off, 2009 Chevrolet Impala is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Chrysler Pacifica. In addition, the cost of maintenance, including insurance, on 2007 Chrysler Pacifica would be higher. At 3,786 cc (6 cylinders), 2007 Chrysler Pacifica is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (211 HP @ 5800 RPM) has 6 more horse power than 2007 Chrysler Pacifica. (205 HP @ 5000 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2007 Chrysler Pacifica. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chrysler Pacifica weights approximately 545 kg more than 2009 Chevrolet Impala.
Because 2007 Chrysler Pacifica is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2007 Chrysler Pacifica 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, 2007 Chrysler Pacifica (319 Nm @ 4000 RPM) has 28 more torque (in Nm) than 2009 Chevrolet Impala. (291 Nm @ 4000 RPM). This means 2007 Chrysler Pacifica will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Impala.
Compare all specifications:
| 2009 Chevrolet Impala | 2007 Chrysler Pacifica | |
| Make | Chevrolet | Chrysler |
| Model | Impala | Pacifica |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3500 cc | 3786 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 211 HP | 205 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 291 Nm | 319 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1075 kg | 1620 kg |
| Vehicle Length | 5100 mm | 5050 mm |
| Vehicle Width | 1860 mm | 2020 mm |
| Vehicle Height | 1500 mm | 1740 mm |
| Wheelbase Size | 2810 mm | 2960 mm |
