2007 Audi S4 vs. 1999 Opel Omega
To start off, 2007 Audi S4 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 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (339 HP @ 7000 RPM) has 197 more horse power than 1999 Opel Omega. (142 HP @ 5400 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 22 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 2007 Audi S4 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, 2007 Audi S4 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, 2007 Audi S4 (410 Nm @ 3500 RPM) has 201 more torque (in Nm) than 1999 Opel Omega. (209 Nm @ 4000 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 2007 Audi S4 | 1999 Opel Omega | |
| Make | Audi | Opel |
| Model | S4 | Omega |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 142 HP |
| Engine RPM | 7000 RPM | 5400 RPM |
| Torque | 410 Nm | 209 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.6 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 5.9 seconds | 10.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1755 kg | 1733 kg |
| Vehicle Length | 4590 mm | 4900 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2650 mm | 2850 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
