1978 Mercury Grand Marquis vs. 1962 Rover P5
To start off, 1978 Mercury Grand Marquis is newer by 16 year(s). Which means there will be less support and parts availability for 1962 Rover P5. In addition, the cost of maintenance, including insurance, on 1962 Rover P5 would be higher. At 5,766 cc (8 cylinders), 1978 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 1978 Mercury Grand Marquis (139 HP @ 3200 RPM) has 20 more horse power than 1962 Rover P5. (119 HP @ 4800 RPM). In normal driving conditions, 1978 Mercury Grand Marquis should accelerate faster than 1962 Rover P5. With that said, vehicle weight also plays an important factor in acceleration. 1962 Rover P5 weights approximately 10 kg more than 1978 Mercury Grand Marquis.
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, 1978 Mercury Grand Marquis (353 Nm @ 2200 RPM) has 135 more torque (in Nm) than 1962 Rover P5. (218 Nm @ 2650 RPM). This means 1978 Mercury Grand Marquis will have an easier job in driving up hills or pulling heavy equipment than 1962 Rover P5.
Compare all specifications:
| 1978 Mercury Grand Marquis | 1962 Rover P5 | |
| Make | Mercury | Rover |
| Model | Grand Marquis | P5 |
| Year Released | 1978 | 1962 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5766 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 139 HP | 119 HP |
| Engine RPM | 3200 RPM | 4800 RPM |
| Torque | 353 Nm | 218 Nm |
| Torque RPM | 2200 RPM | 2650 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1720 kg |
| Vehicle Length | 5400 mm | 4750 mm |
| Vehicle Width | 1980 mm | 1790 mm |
| Vehicle Height | 1390 mm | 1480 mm |
| Wheelbase Size | 2910 mm | 2820 mm |
