2008 Cadillac STS vs. 1999 Opel Omega
To start off, 2008 Cadillac STS is newer by 9 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 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 153 more horse power than 1999 Opel Omega. (168 HP @ 6000 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 137 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 200 more torque (in Nm) than 1999 Opel Omega. (227 Nm @ 3200 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega. 2008 Cadillac STS has automatic transmission and 1999 Opel Omega has manual transmission. 1999 Opel Omega will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac STS | 1999 Opel Omega | |
| Make | Cadillac | Opel |
| Model | STS | Omega |
| Year Released | 2008 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 2496 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 168 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 427 Nm | 227 Nm |
| Torque RPM | 4400 RPM | 3200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1812 kg | 1675 kg |
| Vehicle Length | 4990 mm | 4900 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2960 mm | 2740 mm |
