1990 Buick Skylark vs. 2006 Cadillac STS
To start off, 2006 Cadillac STS is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Buick Skylark. In addition, the cost of maintenance, including insurance, on 1990 Buick Skylark would be higher. At 4,565 cc (8 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (321 HP @ 6400 RPM) has 173 more horse power than 1990 Buick Skylark. (148 HP @ 5200 RPM) In normal driving conditions, 2006 Cadillac STS should accelerate faster than 1990 Buick Skylark. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 628 kg more than 1990 Buick Skylark. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Cadillac STS is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Cadillac STS. However, in wet, icy, snow, or gravel driving conditions, 1990 Buick Skylark, being front wheel drive (FWD), will offer much better control with better grip. 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, 2006 Cadillac STS (427 Nm @ 4400 RPM) has 210 more torque (in Nm) than 1990 Buick Skylark. (217 Nm @ 4000 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick Skylark.
Compare all specifications:
| 1990 Buick Skylark | 2006 Cadillac STS | |
| Make | Buick | Cadillac |
| Model | Skylark | STS |
| Year Released | 1990 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2259 cc | 4565 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 321 HP |
| Engine RPM | 5200 RPM | 6400 RPM |
| Torque | 217 Nm | 427 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1190 kg | 1818 kg |
| Vehicle Length | 4580 mm | 4990 mm |
| Vehicle Width | 1700 mm | 1850 mm |
| Vehicle Height | 1330 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2960 mm |
| Fuel Tank Capacity | 62 L | 66 L |
