2008 Mercedes-Benz G vs. 2003 Pontiac GTO
To start off, 2008 Mercedes-Benz G is newer by 5 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 5,665 cc (8 cylinders), 2003 Pontiac GTO is equipped with a bigger engine. In terms of performance, 2003 Pontiac GTO (350 HP @ 5200 RPM) has 196 more horse power than 2008 Mercedes-Benz G. (154 HP @ 3800 RPM) In normal driving conditions, 2003 Pontiac GTO should accelerate faster than 2008 Mercedes-Benz G. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac GTO weights approximately 544 kg more than 2008 Mercedes-Benz G. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Mercedes-Benz G 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, 2008 Mercedes-Benz G 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 95 more torque (in Nm) than 2008 Mercedes-Benz G. (400 Nm @ 1800 RPM). This means 2003 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz G.
Compare all specifications:
| 2008 Mercedes-Benz G | 2003 Pontiac GTO | |
| Make | Mercedes-Benz | Pontiac |
| Model | G | GTO |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2688 cc | 5665 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 154 HP | 350 HP |
| Engine RPM | 3800 RPM | 5200 RPM |
| Torque | 400 Nm | 495 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 99 mm |
| Engine Stroke Size | 88.4 mm | 92 mm |
| Engine Compression Ratio | 18.0:1 | 10.1:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1146 kg | 1690 kg |
| Vehicle Length | 4670 mm | 4830 mm |
| Vehicle Width | 1870 mm | 1850 mm |
| Vehicle Height | 1940 mm | 1400 mm |
| Wheelbase Size | 2860 mm | 2860 mm |
| Fuel Tank Capacity | 96 L | 70 L |
