1999 Audi A4 vs. 1999 Opel Omega
To start off, both 1999 Audi A4 and 1999 Opel Omega were released in the same year (1999). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,198 cc (4 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (142 HP @ 5400 RPM) has 19 more horse power than 1999 Audi A4. (123 HP @ 5800 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 435 kg more than 1999 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1999 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, 1999 Opel Omega (210 Nm @ 4000 RPM) has 37 more torque (in Nm) than 1999 Audi A4. (173 Nm @ 3950 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | A4 | Omega |
| Year Released | 1999 | 1999 |
| Engine Position | Front | Middle |
| Engine Size | 1781 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 123 HP | 142 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 173 Nm | 210 Nm |
| Torque RPM | 3950 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1230 kg | 1665 kg |
| Vehicle Length | 4480 mm | 4900 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1510 mm |
| Wheelbase Size | 2520 mm | 2740 mm |
| Fuel Tank Capacity | 60 L | 75 L |
