2005 Audi S6 vs. 1999 Opel Omega
To start off, 2005 Audi S6 is newer by 6 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 4,172 cc (8 cylinders), 2005 Audi S6 is equipped with a bigger engine. In terms of performance, 2005 Audi S6 (335 HP @ 7000 RPM) has 193 more horse power than 1999 Opel Omega. (142 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S6 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S6 weights approximately 75 kg more than 1999 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Omega. In wet, icy, snow, or gravel driving conditions, 2005 Audi S6 will offer significantly more control. 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, 2005 Audi S6 (420 Nm @ 3400 RPM) has 217 more torque (in Nm) than 1999 Opel Omega. (203 Nm @ 4000 RPM). This means 2005 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 2005 Audi S6 | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | S6 | Omega |
| Year Released | 2005 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 142 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 420 Nm | 203 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 93 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 198 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 12.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1760 kg | 1685 kg |
| Wheelbase Size | 2770 mm | 2640 mm |
| Fuel Tank Capacity | 82 L | 75 L |
