2004 Audi A6 vs. 2006 GMC Sierra
To start off, 2006 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 5,358 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (295 HP @ 5200 RPM) has 157 more horse power than 2004 Audi A6. (138 HP @ 4000 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2004 Audi A6.
Let's talk about torque, 2006 GMC Sierra (454 Nm @ 4000 RPM) has 134 more torque (in Nm) than 2004 Audi A6. (320 Nm @ 1750 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2006 GMC Sierra | |
| Make | Audi | GMC |
| Model | A6 | Sierra |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 5358 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 295 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 320 Nm | 454 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Compression Ratio | 19.5:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline / Electric Hybrid |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4920 mm | 5850 mm |
| Vehicle Width | 1860 mm | 2000 mm |
| Vehicle Height | 1470 mm | 1810 mm |
| Wheelbase Size | 2850 mm | 3650 mm |
| Fuel Consumption | 4.8 L/100km | 11.2 L/100km |
| Fuel Consumption City | 8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 6 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 98 L |
