2005 Pontiac G6 vs. 2006 Pontiac GTO
To start off, 2006 Pontiac GTO is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Pontiac G6. In addition, the cost of maintenance, including insurance, on 2005 Pontiac G6 would be higher. At 5,969 cc (8 cylinders), 2006 Pontiac GTO is equipped with a bigger engine. In terms of performance, 2006 Pontiac GTO (400 HP @ 5200 RPM) has 203 more horse power than 2005 Pontiac G6. (197 HP @ 5600 RPM) In normal driving conditions, 2006 Pontiac GTO should accelerate faster than 2005 Pontiac G6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Pontiac GTO weights approximately 434 kg more than 2005 Pontiac G6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Pontiac GTO. However, in wet, icy, snow, or gravel driving conditions, 2005 Pontiac G6, 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, 2006 Pontiac GTO (542 Nm @ 4000 RPM) has 244 more torque (in Nm) than 2005 Pontiac G6. (298 Nm @ 3200 RPM). This means 2006 Pontiac GTO will have an easier job in driving up hills or pulling heavy equipment than 2005 Pontiac G6. 2005 Pontiac G6 has automatic transmission and 2006 Pontiac GTO has manual transmission. 2006 Pontiac GTO will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Pontiac G6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Pontiac G6 | 2006 Pontiac GTO | |
| Make | Pontiac | Pontiac |
| Model | G6 | GTO |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 5969 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 197 HP | 400 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 298 Nm | 542 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Compression Ratio | 9.8:1 | 10.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1551 kg | 1985 kg |
| Vehicle Length | 4810 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1850 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 3050 mm | 2800 mm |
| Fuel Consumption | 7.4 L/100km | 11.2 L/100km |
| Fuel Consumption City | 10.7 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 64 L | 68 L |
