2006 Alfa Romeo 166 vs. 1990 Jaguar XJS
To start off, 2006 Alfa Romeo 166 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Jaguar XJS. In addition, the cost of maintenance, including insurance, on 1990 Jaguar XJS would be higher. At 5,343 cc (12 cylinders), 1990 Jaguar XJS is equipped with a bigger engine. In terms of performance, 1990 Jaguar XJS (291 HP @ 5500 RPM) has 143 more horse power than 2006 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 1990 Jaguar XJS should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJS weights approximately 347 kg more than 2006 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Jaguar XJS 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 1990 Jaguar XJS. However, in wet, icy, snow, or gravel driving conditions, 2006 Alfa Romeo 166, 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, 1990 Jaguar XJS (440 Nm @ 3250 RPM) has 135 more torque (in Nm) than 2006 Alfa Romeo 166. (305 Nm @ 1800 RPM). This means 1990 Jaguar XJS will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 1990 Jaguar XJS | |
| Make | Alfa Romeo | Jaguar |
| Model | 166 | XJS |
| Year Released | 2006 | 1990 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 5343 cc |
| Engine Cylinders | 5 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 148 HP | 291 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 305 Nm | 440 Nm |
| Torque RPM | 1800 RPM | 3250 RPM |
| Engine Bore Size | 82 mm | 90 mm |
| Engine Stroke Size | 90.4 mm | 70 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1932 kg |
| Vehicle Length | 4730 mm | 4770 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1260 mm |
| Wheelbase Size | 2710 mm | 2600 mm |
| Fuel Tank Capacity | 69 L | 82 L |
