2006 Cadillac STS vs. 1990 Chevrolet Caprice
To start off, 2006 Cadillac STS is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Chevrolet Caprice. In addition, the cost of maintenance, including insurance, on 1990 Chevrolet Caprice would be higher. At 5,000 cc (8 cylinders), 1990 Chevrolet Caprice is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (253 HP @ 6500 RPM) has 85 more horse power than 1990 Chevrolet Caprice. (168 HP @ 4200 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 1990 Chevrolet Caprice. With that said, vehicle weight also plays an important factor in acceleration. 1990 Chevrolet Caprice weights approximately 168 kg more than 2006 Cadillac STS.
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, 1990 Chevrolet Caprice (346 Nm @ 2400 RPM) has 4 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 1990 Chevrolet Caprice will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 1990 Chevrolet Caprice | |
| Make | Cadillac | Chevrolet |
| Model | STS | Caprice |
| Year Released | 2006 | 1990 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 5000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 253 HP | 168 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 342 Nm | 346 Nm |
| Torque RPM | 3200 RPM | 2400 RPM |
| Engine Bore Size | 94 mm | 94.9 mm |
| Engine Stroke Size | 85.6 mm | 88.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 1950 kg |
| Vehicle Length | 4990 mm | 5440 mm |
| Vehicle Width | 1850 mm | 2030 mm |
| Vehicle Height | 1470 mm | 1550 mm |
| Wheelbase Size | 2960 mm | 2950 mm |
| Fuel Tank Capacity | 66 L | 68 L |
