2007 Audi A6 vs. 1998 Opel Astra
To start off, 2007 Audi A6 is newer by 9 year(s). Which means there will be less support and parts availability for 1998 Opel Astra. In addition, the cost of maintenance, including insurance, on 1998 Opel Astra would be higher. At 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (179 HP @ 3300 RPM) has 105 more horse power than 1998 Opel Astra. (74 HP @ 4500 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 525 kg more than 1998 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A6 (380 Nm @ 1400 RPM) has 213 more torque (in Nm) than 1998 Opel Astra. (167 Nm @ 1800 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
Compare all specifications:
| 2007 Audi A6 | 1998 Opel Astra | |
| Make | Audi | Opel |
| Model | A6 | Astra |
| Year Released | 2007 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 1686 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 179 HP | 74 HP |
| Engine RPM | 3300 RPM | 4500 RPM |
| Torque | 380 Nm | 167 Nm |
| Torque RPM | 1400 RPM | 1800 RPM |
| Engine Bore Size | 83 mm | 80 mm |
| Engine Stroke Size | 83.1 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 18.4:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1695 kg | 1170 kg |
| Vehicle Length | 4590 mm | 4060 mm |
| Vehicle Width | 1860 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2650 mm |
| Fuel Tank Capacity | 80 L | 53 L |
