1978 Mercury Cougar vs. 2013 Jaguar XJ
To start off, 2013 Jaguar XJ is newer by 35 year(s). Which means there will be less support and parts availability for 1978 Mercury Cougar. In addition, the cost of maintenance, including insurance, on 1978 Mercury Cougar would be higher. At 4,941 cc (8 cylinders), 1978 Mercury Cougar is equipped with a bigger engine. In terms of performance, 2013 Jaguar XJ (335 HP @ 6500 RPM) has 202 more horse power than 1978 Mercury Cougar. (133 HP @ 3400 RPM) In normal driving conditions, 2013 Jaguar XJ should accelerate faster than 1978 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercury Cougar weights approximately 100 kg more than 2013 Jaguar XJ.
Because 2013 Jaguar XJ is all wheel drive (AWD), it will have significant more traction and grip than 1978 Mercury Cougar. 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 114 more torque (in Nm) than 1978 Mercury Cougar. (336 Nm @ 1600 RPM). This means 2013 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1978 Mercury Cougar.
Compare all specifications:
| 1978 Mercury Cougar | 2013 Jaguar XJ | |
| Make | Mercury | Jaguar |
| Model | Cougar | XJ |
| Year Released | 1978 | 2013 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4941 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | V |
| Horse Power | 133 HP | 335 HP |
| Engine RPM | 3400 RPM | 6500 RPM |
| Torque | 336 Nm | 450 Nm |
| Torque RPM | 1600 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Rear | AWD |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1855 kg | 1755 kg |
| Vehicle Length | 5480 mm | 5127 mm |
| Vehicle Width | 2010 mm | 2105 mm |
| Vehicle Height | 1340 mm | 1456 mm |
| Wheelbase Size | 2910 mm | 3032 mm |
