1974 Bitter Diplomat vs. 1964 Rover P5
To start off, 1974 Bitter Diplomat is newer by 10 year(s). Which means there will be less support and parts availability for 1964 Rover P5. In addition, the cost of maintenance, including insurance, on 1964 Rover P5 would be higher. At 5,354 cc (8 cylinders), 1974 Bitter Diplomat is equipped with a bigger engine. In terms of performance, 1974 Bitter Diplomat (227 HP @ 4700 RPM) has 108 more horse power than 1964 Rover P5. (119 HP @ 4800 RPM). In normal driving conditions, 1974 Bitter Diplomat should accelerate faster than 1964 Rover P5. With that said, vehicle weight also plays an important factor in acceleration. 1964 Rover P5 weights approximately 34 kg more than 1974 Bitter Diplomat.
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, 1974 Bitter Diplomat (419 Nm @ 3100 RPM) has 200 more torque (in Nm) than 1964 Rover P5. (219 Nm @ 2650 RPM). This means 1974 Bitter Diplomat will have an easier job in driving up hills or pulling heavy equipment than 1964 Rover P5.
Compare all specifications:
| 1974 Bitter Diplomat | 1964 Rover P5 | |
| Make | Bitter | Rover |
| Model | Diplomat | P5 |
| Year Released | 1974 | 1964 |
| Engine Position | Front | Front |
| Engine Size | 5354 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 227 HP | 119 HP |
| Engine RPM | 4700 RPM | 4800 RPM |
| Torque | 419 Nm | 219 Nm |
| Torque RPM | 3100 RPM | 2650 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1686 kg | 1720 kg |
| Vehicle Length | 4860 mm | 4750 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1290 mm | 1480 mm |
| Wheelbase Size | 2690 mm | 2820 mm |
