2006 Chevrolet Impala vs. 2003 Pontiac GTO
To start off, 2006 Chevrolet Impala is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Pontiac GTO. In addition, the cost of maintenance, including insurance, on 2003 Pontiac GTO would be higher. At 5,664 cc (8 cylinders), 2003 Pontiac GTO is equipped with a bigger engine. In terms of performance, 2003 Pontiac GTO (350 HP @ 5200 RPM) has 110 more horse power than 2006 Chevrolet Impala. (240 HP @ 6000 RPM) In normal driving conditions, 2003 Pontiac GTO should accelerate faster than 2006 Chevrolet Impala.
Because 2003 Pontiac GTO 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 2003 Pontiac GTO. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2003 Pontiac GTO (495 Nm @ 4000 RPM) has 167 more torque (in Nm) than 2006 Chevrolet Impala. (328 Nm @ 4400 RPM). This means 2003 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 2006 Chevrolet Impala.
Compare all specifications:
| 2006 Chevrolet Impala | 2003 Pontiac GTO | |
| Make | Chevrolet | Pontiac |
| Model | Impala | GTO |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3884 cc | 5664 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 240 HP | 350 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 328 Nm | 495 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 5100 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1500 mm | 1400 mm |
| Wheelbase Size | 2810 mm | 2750 mm |
| Fuel Tank Capacity | 64 L | 70 L |
