2011 Audi A4 vs. 2011 Opel Astra
To start off, both 2011 Audi A4 and 2011 Opel Astra were released in the same year (2011). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,000 cc (4 cylinders), 2011 Audi A4 is equipped with a bigger engine. In terms of performance, 2011 Audi A4 (211 HP @ 4300 RPM) has 14 more horse power than 2011 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2011 Audi A4 should accelerate faster than 2011 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi A4 weights approximately 259 kg more than 2011 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Audi A4 is all wheel drive (AWD), it will have significant more traction and grip than 2011 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2011 Audi A4 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, 2011 Audi A4 (349 Nm @ 1500 RPM) has 87 more torque (in Nm) than 2011 Opel Astra. (262 Nm @ 4200 RPM). This means 2011 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Astra.
Compare all specifications:
| 2011 Audi A4 | 2011 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2011 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2000 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 197 HP |
| Engine RPM | 4300 RPM | 5400 RPM |
| Torque | 349 Nm | 262 Nm |
| Torque RPM | 1500 RPM | 4200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1645 kg | 1386 kg |
| Vehicle Length | 4704 mm | 4480 mm |
| Vehicle Width | 1829 mm | 2030 mm |
| Vehicle Height | 1427 mm | 1420 mm |
| Wheelbase Size | 2809 mm | 2620 mm |
| Fuel Tank Capacity | 65 L | 52 L |
