2007 Audi A4 vs. 2011 Opel Astra
To start off, 2011 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 1,984 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2011 Opel Astra (148 HP @ 4000 RPM) has 18 more horse power than 2007 Audi A4. (130 HP @ 5700 RPM) In normal driving conditions, 2011 Opel Astra should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Opel Astra weights approximately 53 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Opel Astra (320 Nm @ 2000 RPM) has 125 more torque (in Nm) than 2007 Audi A4. (195 Nm @ 3300 RPM). This means 2011 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2007 Audi A4 has automatic transmission and 2011 Opel Astra has manual transmission. 2011 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2011 Opel Astra | |
| Make | Audi | Opel |
| Model | A4 | Astra |
| Year Released | 2007 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 130 HP | 148 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 195 Nm | 320 Nm |
| Torque RPM | 3300 RPM | 2000 RPM |
| Engine Compression Ratio | 10.3:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 205 km/hour | 210 km/hour |
| Acceleration 0-100mph | 10.4 seconds | 8.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1340 kg | 1393 kg |
| Vehicle Length | 4590 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2650 mm | 2620 mm |
| Fuel Consumption Overall | 7.9 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
