2007 Audi A3 vs. 2003 Opel Astra
To start off, 2007 Audi A3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 3,189 cc (6 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (247 HP @ 6300 RPM) has 102 more horse power than 2003 Opel Astra. (145 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 316 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2007 Audi A3 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 A3 (320 Nm @ 2500 RPM) has 117 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 2007 Audi A3 has manual transmission. 2007 Audi A3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A3 | 2003 Opel Astra | |
| Make | Audi | Opel |
| Model | A3 | Astra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 145 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 320 Nm | 203 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 95.9 mm | 94.6 mm |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Top Speed | 250 km/hour | 208 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 10 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1614 kg | 1298 kg |
| Vehicle Length | 4290 mm | 4120 mm |
| Vehicle Width | 1770 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2580 mm | 2500 mm |
| Fuel Consumption Overall | 10.6 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
