1999 Opel Speedster vs. 2011 Cadillac CTS
To start off, 2011 Cadillac CTS is newer by 12 year(s). Which means there will be less support and parts availability for 1999 Opel Speedster. In addition, the cost of maintenance, including insurance, on 1999 Opel Speedster would be higher. At 3,600 cc (6 cylinders), 2011 Cadillac CTS is equipped with a bigger engine. In terms of performance, 2011 Cadillac CTS (304 HP @ 6400 RPM) has 157 more horse power than 1999 Opel Speedster. (147 HP @ 5800 RPM) In normal driving conditions, 2011 Cadillac CTS should accelerate faster than 1999 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2011 Cadillac CTS weights approximately 812 kg more than 1999 Opel Speedster. 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, 2011 Cadillac CTS (370 Nm @ 5200 RPM) has 168 more torque (in Nm) than 1999 Opel Speedster. (202 Nm @ 4000 RPM). This means 2011 Cadillac CTS will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Speedster. 2011 Cadillac CTS has automatic transmission and 1999 Opel Speedster has manual transmission. 1999 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Cadillac CTS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Opel Speedster | 2011 Cadillac CTS | |
| Make | Opel | Cadillac |
| Model | Speedster | CTS |
| Year Released | 1999 | 2011 |
| Body Type | Convertible | Sedan |
| Engine Position | Middle | Front |
| Engine Size | 2199 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 147 HP | 304 HP |
| Engine RPM | 5800 RPM | 6400 RPM |
| Torque | 202 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 945 kg | 1757 kg |
| Vehicle Length | 3790 mm | 4859 mm |
| Vehicle Width | 1710 mm | 1842 mm |
| Vehicle Height | 1120 mm | 1473 mm |
| Wheelbase Size | 2340 mm | 2880 mm |
| Fuel Tank Capacity | 52 L | 68 L |
