1982 Alfa Romeo Spider vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 25 year(s). Which means there will be less support and parts availability for 1982 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1982 Alfa Romeo Spider would be higher. At 3,556 cc (6 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (254 HP) has 146 more horse power than 1982 Alfa Romeo Spider. (108 HP) In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1982 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 782 kg more than 1982 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1982 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2007 Cadillac STS 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 Cadillac STS (342 Nm @ 3200 RPM) has 197 more torque (in Nm) than 1982 Alfa Romeo Spider. (145 Nm @ 4000 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1982 Alfa Romeo Spider.
Compare all specifications:
| 1982 Alfa Romeo Spider | 2007 Cadillac STS | |
| Make | Alfa Romeo | Cadillac |
| Model | Spider | STS |
| Year Released | 1982 | 2007 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 3556 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 108 HP | 254 HP |
| Torque | 145 Nm | 342 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 78 mm | 94 mm |
| Engine Stroke Size | 82 mm | 85.6 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1000 kg | 1782 kg |
| Vehicle Length | 4130 mm | 4990 mm |
| Vehicle Width | 1640 mm | 1850 mm |
| Vehicle Height | 1300 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2960 mm |
