2005 GMC Sierra vs. 2013 Audi A8
To start off, 2013 Audi A8 is newer by 8 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,359 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 Audi A8 (367 HP) has 72 more horse power than 2005 GMC Sierra. (295 HP) In normal driving conditions, 2013 Audi A8 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 291 kg more than 2013 Audi A8.
Because 2013 Audi A8 is all wheel drive (AWD), it will have significant more traction and grip than 2005 GMC Sierra. 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, 2005 GMC Sierra (454 Nm) has 9 more torque (in Nm) than 2013 Audi A8. (445 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2013 Audi A8.
Compare all specifications:
| 2005 GMC Sierra | 2013 Audi A8 | |
| Make | GMC | Audi |
| Model | Sierra | A8 |
| Year Released | 2005 | 2013 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5359 cc | 3991 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 2 valves | 8 valves |
| Horse Power | 295 HP | 367 HP |
| Torque | 454 Nm | 445 Nm |
| Engine Compression Ratio | 9.5:1 | 10.1:1 |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline - Premium |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2315 kg | 2024 kg |
| Vehicle Length | 5850 mm | 5267 mm |
| Vehicle Width | 2000 mm | 2111 mm |
| Vehicle Height | 1810 mm | 1471 mm |
| Wheelbase Size | 3650 mm | 3122 mm |
| Fuel Consumption Highway | 11.2 L/100km | 7.9 L/100km |
| Fuel Consumption City | 13.1 L/100km | 12 L/100km |
