2007 Audi A4 vs. 1999 Opel Omega
To start off, 2007 Audi A4 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Opel Omega. In addition, the cost of maintenance, including insurance, on 1999 Opel Omega would be higher. At 2,171 cc (4 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (138 HP @ 4000 RPM) has 15 more horse power than 1999 Opel Omega. (123 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 395 kg more than 2007 Audi A4.
Because 1999 Opel Omega 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 1999 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2007 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 Audi A4 (320 Nm @ 1750 RPM) has 50 more torque (in Nm) than 1999 Opel Omega. (270 Nm @ 1600 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 2007 Audi A4 | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | A4 | Omega |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 123 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 270 Nm |
| Torque RPM | 1750 RPM | 1600 RPM |
| Engine Bore Size | 81.1 mm | 84.1 mm |
| Engine Stroke Size | 95.5 mm | 98 mm |
| Engine Compression Ratio | 18.0:1 | 18.5:1 |
| Acceleration 0-100mph | 9.9 seconds | 12.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1670 kg |
| Vehicle Length | 4550 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 75 L |
