2006 Cadillac STS vs. 1986 Cadillac Allante
To start off, 2006 Cadillac STS is newer by 20 year(s). Which means there will be less support and parts availability for 1986 Cadillac Allante. In addition, the cost of maintenance, including insurance, on 1986 Cadillac Allante would be higher. At 4,467 cc (8 cylinders), 1986 Cadillac Allante is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (253 HP @ 6500 RPM) has 52 more horse power than 1986 Cadillac Allante. (201 HP @ 4400 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 1986 Cadillac Allante. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 197 kg more than 1986 Cadillac Allante. 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, 1986 Cadillac Allante, 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, 1986 Cadillac Allante (373 Nm @ 3200 RPM) has 31 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 1986 Cadillac Allante will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 1986 Cadillac Allante | |
| Make | Cadillac | Cadillac |
| Model | STS | Allante |
| Year Released | 2006 | 1986 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 4467 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 253 HP | 201 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 342 Nm | 373 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 94 mm | 92 mm |
| Engine Stroke Size | 85.6 mm | 84 mm |
| Engine Compression Ratio | 10.2:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1782 kg | 1585 kg |
| Vehicle Length | 4990 mm | 4550 mm |
| Vehicle Width | 1850 mm | 1880 mm |
| Vehicle Height | 1470 mm | 1330 mm |
| Wheelbase Size | 2960 mm | 2530 mm |
