2008 Audi A8 vs. 2005 Opel Astra
To start off, 2008 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,967 cc (6 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (230 HP @ 4000 RPM) has 148 more horse power than 2005 Opel Astra. (82 HP @ 4300 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 440 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A8 (450 Nm @ 1400 RPM) has 265 more torque (in Nm) than 2005 Opel Astra. (185 Nm @ 1500 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
2008 Audi A8 | 2005 Opel Astra | |
Make | Audi | Opel |
Model | A8 | Astra |
Year Released | 2008 | 2005 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 2967 cc | 1995 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Horse Power | 230 HP | 82 HP |
Engine RPM | 4000 RPM | 4300 RPM |
Torque | 450 Nm | 185 Nm |
Torque RPM | 1400 RPM | 1500 RPM |
Engine Compression Ratio | 17.0:1 | 18.5:1 |
Top Speed | 238 km/hour | 165 km/hour |
Acceleration 0-100mph | 7.9 seconds | 15.5 seconds |
Drive Type | 4WD | Front |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 3 doors |
Vehicle Weight | 1830 kg | 1390 kg |
Vehicle Length | 5190 mm | 4120 mm |
Vehicle Width | 1900 mm | 1720 mm |
Vehicle Height | 1450 mm | 1430 mm |
Wheelbase Size | 3080 mm | 2640 mm |
Fuel Tank Capacity | 90 L | 52 L |