1976 Mercury Cougar vs. 1954 Rover P4
To start off, 1976 Mercury Cougar is newer by 22 year(s). Which means there will be less support and parts availability for 1954 Rover P4. In addition, the cost of maintenance, including insurance, on 1954 Rover P4 would be higher. At 5,766 cc (8 cylinders), 1976 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1976 Mercury Cougar (152 HP @ 3600 RPM) has 101 more horse power than 1954 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 1976 Mercury Cougar should accelerate faster than 1954 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1976 Mercury Cougar weights approximately 650 kg more than 1954 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1976 Mercury Cougar (377 Nm @ 1800 RPM) has 239 more torque (in Nm) than 1954 Rover P4. (138 Nm @ 2000 RPM). This means 1976 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1954 Rover P4.
Compare all specifications:
| 1976 Mercury Cougar | 1954 Rover P4 | |
| Make | Mercury | Rover |
| Model | Cougar | P4 |
| Year Released | 1976 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 5766 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 152 HP | 51 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 377 Nm | 138 Nm |
| Torque RPM | 1800 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 2030 kg | 1380 kg |
| Vehicle Length | 5480 mm | 4550 mm |
| Vehicle Width | 2010 mm | 1680 mm |
| Vehicle Height | 1340 mm | 1620 mm |
| Wheelbase Size | 2910 mm | 2830 mm |
