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 2,495 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (161 HP @ 4000 RPM) has 27 more horse power than 1999 Opel Omega. (134 HP @ 5600 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 70 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 (350 Nm @ 1500 RPM) has 165 more torque (in Nm) than 1999 Opel Omega. (185 Nm @ 4000 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 | 2495 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 161 HP | 134 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 350 Nm | 185 Nm |
| Torque RPM | 1500 RPM | 4000 RPM |
| Engine Bore Size | 78.3 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1630 kg |
| Vehicle Length | 4550 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2740 mm |
