2009 Pontiac G8 vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Pontiac G8. In addition, the cost of maintenance, including insurance, on 2009 Pontiac G8 would be higher. At 3,991 cc (8 cylinders), 2013 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 Audi A8 (367 HP @ 6800 RPM) has 112 more horse power than 2009 Pontiac G8. (255 HP @ 6300 RPM) In normal driving conditions, 2013 Audi A8 should accelerate faster than 2009 Pontiac G8.
Because 2013 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Pontiac G8. In wet, icy, snow, or gravel driving conditions, 2013 Audi A8 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, 2013 Audi A8 (445 Nm) has 193 more torque (in Nm) than 2009 Pontiac G8. (252 Nm). This means 2013 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Pontiac G8.
Compare all specifications:
| 2009 Pontiac G8 | 2013 Audi A8 | |
| Make | Pontiac | Audi |
| Model | G8 | A8 |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 3991 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 8 valves |
| Horse Power | 255 HP | 367 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 252 Nm | 445 Nm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 5137 mm |
| Vehicle Width | 1910 mm | 2111 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2920 mm | 2992 mm |
| Fuel Consumption Highway | 9.4 L/100km | 7.9 L/100km |
| Fuel Consumption City | 13.8 L/100km | 12 L/100km |
