1979 Alfa Romeo Alfetta vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 34 year(s). Which means there will be less support and parts availability for 1979 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1979 Alfa Romeo Alfetta would be higher. At 2,995 cc (4 cylinders), 2013 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (335 HP @ 6500 RPM) has 255 more horse power than 1979 Alfa Romeo Alfetta. (80 HP @ 4300 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 1979 Alfa Romeo Alfetta. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XJ weights approximately 634 kg more than 1979 Alfa Romeo Alfetta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Jaguar XJ is all wheel drive (AWD), it will have significant more traction and grip than 1979 Alfa Romeo Alfetta. In wet, icy, snow, or gravel driving conditions, 2013 Jaguar XJ 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, 2013 Jaguar XJ (450 Nm @ 5000 RPM) has 288 more torque (in Nm) than 1979 Alfa Romeo Alfetta. (162 Nm @ 2300 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1979 Alfa Romeo Alfetta.
Compare all specifications:
| 1979 Alfa Romeo Alfetta | 2013 Jaguar XJ | |
| Make | Alfa Romeo | Jaguar |
| Model | Alfetta | XJ |
| Year Released | 1979 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 80 HP | 335 HP |
| Engine RPM | 4300 RPM | 6500 RPM |
| Torque | 162 Nm | 450 Nm |
| Torque RPM | 2300 RPM | 5000 RPM |
| Engine Bore Size | 88 mm | 84 mm |
| Engine Stroke Size | 82 mm | 89 mm |
| Engine Compression Ratio | 22.0:1 | 10.5:1 |
| Top Speed | 155 km/hour | 195 km/hour |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1884 kg |
| Vehicle Length | 4390 mm | 5127 mm |
| Vehicle Width | 1650 mm | 2105 mm |
| Vehicle Height | 1440 mm | 1456 mm |
| Wheelbase Size | 2520 mm | 3032 mm |
