2002 Audi A4 vs. 2007 Opel GT
To start off, 2007 Opel GT is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Audi A4. In addition, the cost of maintenance, including insurance, on 2002 Audi A4 would be higher. At 2,391 cc (6 cylinders), 2002 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Opel GT (260 HP @ 5300 RPM) has 92 more horse power than 2002 Audi A4. (168 HP @ 4000 RPM) In normal driving conditions, 2007 Opel GT should accelerate faster than 2002 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A4 weights approximately 225 kg more than 2007 Opel GT.
Because 2007 Opel GT is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Opel GT. However, in wet, icy, snow, or gravel driving conditions, 2002 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 Opel GT (353 Nm @ 2500 RPM) has 43 more torque (in Nm) than 2002 Audi A4. (310 Nm @ 1400 RPM). This means 2007 Opel GT will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A4.
Compare all specifications:
| 2002 Audi A4 | 2007 Opel GT | |
| Make | Audi | Opel |
| Model | A4 | GT |
| Year Released | 2002 | 2007 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2391 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 168 HP | 260 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 310 Nm | 353 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Bore Size | 78.3 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 18.5:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 225 km/hour | 229 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 6 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1335 kg |
| Vehicle Length | 4550 mm | 3790 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2770 mm | 2420 mm |
| Fuel Consumption Overall | 7 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 50 L |
