2004 Audi A6 vs. 2002 Opel Omega
To start off, 2004 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Opel Omega. In addition, the cost of maintenance, including insurance, on 2002 Opel Omega would be higher. At 2,497 cc (6 cylinders), 2002 Opel Omega is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (180 HP @ 6000 RPM) has 32 more horse power than 2002 Opel Omega. (148 HP @ 4000 RPM). In normal driving conditions, 2004 Audi A6 should accelerate faster than 2002 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 2 kg more than 2002 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 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 2002 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2004 Audi A6, 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, 2002 Opel Omega (300 Nm @ 1700 RPM) has 65 more torque (in Nm) than 2004 Audi A6. (235 Nm @ 3000 RPM). This means 2002 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2002 Opel Omega | |
| Make | Audi | Opel |
| Model | A6 | Omega |
| Year Released | 2004 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 180 HP | 148 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 235 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 1700 RPM |
| Engine Bore Size | 81 mm | 80.1 mm |
| Engine Stroke Size | 77.4 mm | 82.8 mm |
| Engine Compression Ratio | 10.3:1 | 17.5:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1662 kg | 1660 kg |
| Vehicle Length | 4940 mm | 4900 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2660 mm | 2740 mm |
| Fuel Tank Capacity | 70 L | 75 L |
