2006 Mercury Mountaineer vs. 2003 Pontiac GTO
To start off, 2006 Mercury Mountaineer 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 58 more horse power than 2006 Mercury Mountaineer. (292 HP @ 5750 RPM) In normal driving conditions, 2003 Pontiac GTO should accelerate faster than 2006 Mercury Mountaineer. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mountaineer weights approximately 235 kg more than 2003 Pontiac GTO.
Because 2006 Mercury Mountaineer is four wheel drive (4WD), it will have significant more traction and grip than 2003 Pontiac GTO. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mountaineer 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, 2003 Pontiac GTO (495 Nm @ 4000 RPM) has 88 more torque (in Nm) than 2006 Mercury Mountaineer. (407 Nm @ 4750 RPM). This means 2003 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mountaineer.
Compare all specifications:
| 2006 Mercury Mountaineer | 2003 Pontiac GTO | |
| Make | Mercury | Pontiac |
| Model | Mountaineer | GTO |
| Year Released | 2006 | 2003 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4605 cc | 5664 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 292 HP | 350 HP |
| Engine RPM | 5750 RPM | 5200 RPM |
| Torque | 407 Nm | 495 Nm |
| Torque RPM | 4750 RPM | 4000 RPM |
| Engine Bore Size | 90.2 mm | 99 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Engine Compression Ratio | 10.1:1 | 10.1:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1925 kg | 1690 kg |
| Vehicle Length | 4920 mm | 4830 mm |
| Vehicle Width | 1870 mm | 1850 mm |
| Vehicle Height | 1860 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2750 mm |
| Fuel Tank Capacity | 85 L | 70 L |
