2005 Audi A6 vs. 2006 Buick LaCrosse
To start off, 2006 Buick LaCrosse is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 3,785 cc (6 cylinders), 2006 Buick LaCrosse is equipped with a bigger engine. In terms of performance, 2006 Buick LaCrosse (200 HP) has 52 more horse power than 2005 Audi A6. (148 HP) In normal driving conditions, 2006 Buick LaCrosse should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 45 kg more than 2006 Buick LaCrosse.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Buick LaCrosse. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2006 Buick LaCrosse (312 Nm @ 4000 RPM) has 102 more torque (in Nm) than 2005 Audi A6. (210 Nm @ 1750 RPM). This means 2006 Buick LaCrosse will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2006 Buick LaCrosse | |
| Make | Audi | Buick |
| Model | A6 | LaCrosse |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 3785 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 148 HP | 200 HP |
| Torque | 210 Nm | 312 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 97 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1550 kg |
| Vehicle Length | 4800 mm | 5040 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2810 mm |
| Fuel Consumption Overall | 9.4 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
