2008 Audi S6 vs. 2006 Opel Astra
To start off, 2008 Audi S6 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 5,204 cc (10 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2008 Audi S6 (435 HP @ 6800 RPM) has 267 more horse power than 2006 Opel Astra. (168 HP @ 5200 RPM). In normal driving conditions, 2008 Audi S6 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 225 kg more than 2008 Audi S6.
Because 2008 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2008 Audi S6 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, 2008 Audi S6 (540 Nm @ 3000 RPM) has 290 more torque (in Nm) than 2006 Opel Astra. (250 Nm @ 1950 RPM). This means 2008 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra. 2008 Audi S6 has automatic transmission and 2006 Opel Astra has manual transmission. 2006 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S6 | 2006 Opel Astra | |
| Make | Audi | Opel |
| Model | S6 | Astra |
| Year Released | 2008 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1998 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 435 HP | 168 HP |
| Engine RPM | 6800 RPM | 5200 RPM |
| Torque | 540 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1950 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Engine Compression Ratio | 12.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 1385 kg |
| Vehicle Length | 4920 mm | 4260 mm |
| Vehicle Width | 2020 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Consumption Overall | 14.9 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 80 L | 52 L |
