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 5,663 cc (8 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (311 HP @ 5600 RPM) has 63 more horse power than 1999 Audi A4. (248 HP @ 5700 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 350 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 (459 Nm @ 4400 RPM) has 139 more torque (in Nm) than 1999 Audi A4. (320 Nm @ 1750 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 | Front |
| Engine Size | 1781 cc | 5663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 248 HP | 311 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 320 Nm | 459 Nm |
| Torque RPM | 1750 RPM | 4400 RPM |
| Engine Bore Size | 81 mm | 99 mm |
| Engine Stroke Size | 86.4 mm | 92 mm |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1300 kg | 1650 kg |
| Vehicle Length | 4480 mm | 4900 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1460 mm |
| Wheelbase Size | 2620 mm | 2740 mm |
