2008 Cadillac STS vs. 1985 Jaguar XJS
To start off, 2008 Cadillac STS is newer by 23 year(s). Which means there will be less support and parts availability for 1985 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1985 Jaguar XJS would be higher. At 5,343 cc (12 cylinders), 1985 Jaguar XJS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (320 HP @ 6400 RPM) has 40 more horse power than 1985 Jaguar XJS. (280 HP @ 5500 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1985 Jaguar XJS. With that said, vehicle weight also plays an important factor in acceleration. 1985 Jaguar XJS weights approximately 145 kg more than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1985 Jaguar XJS. In wet, icy, snow, or gravel driving conditions, 2008 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, 1985 Jaguar XJS (432 Nm @ 3250 RPM) has 5 more torque (in Nm) than 2008 Cadillac STS. (427 Nm @ 4400 RPM). This means 1985 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS. 2008 Cadillac STS has automatic transmission and 1985 Jaguar XJS has manual transmission. 1985 Jaguar XJS will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Cadillac STS | 1985 Jaguar XJS | |
| Make | Cadillac | Jaguar |
| Model | STS | XJS |
| Year Released | 2008 | 1985 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 5343 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 320 HP | 280 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 427 Nm | 432 Nm |
| Torque RPM | 4400 RPM | 3250 RPM |
| Engine Compression Ratio | 10.5:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1780 kg |
| Vehicle Length | 5000 mm | 4770 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1270 mm |
| Wheelbase Size | 2960 mm | 2600 mm |
| Fuel Tank Capacity | 64 L | 82 L |
