1978 Buick Regal vs. 1970 Rover P5B
To start off, 1978 Buick Regal is newer by 8 year(s). Which means there will be less support and parts availability for 1970 Rover P5B. In addition, the cost of maintenance, including insurance, on 1970 Rover P5B would be higher. At 3,527 cc (8 cylinders), 1970 Rover P5B is equipped with a bigger engine. In terms of performance, 1970 Rover P5B (158 HP @ 5200 RPM) has 54 more horse power than 1978 Buick Regal. (104 HP @ 4000 RPM) In normal driving conditions, 1970 Rover P5B should accelerate faster than 1978 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 1970 Rover P5B weights approximately 150 kg more than 1978 Buick Regal. 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, 1970 Rover P5B (295 Nm @ 3000 RPM) has 77 more torque (in Nm) than 1978 Buick Regal. (218 Nm @ 2000 RPM). This means 1970 Rover P5B will have an easier job in driving up hills or pulling heavy equipment than 1978 Buick Regal.
Compare all specifications:
| 1978 Buick Regal | 1970 Rover P5B | |
| Make | Buick | Rover |
| Model | Regal | P5B |
| Year Released | 1978 | 1970 |
| Engine Size | 3214 cc | 3527 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 158 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 218 Nm | 295 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1430 kg | 1580 kg |
| Vehicle Length | 5090 mm | 4750 mm |
| Vehicle Width | 1840 mm | 1790 mm |
| Vehicle Height | 1370 mm | 1480 mm |
| Wheelbase Size | 2750 mm | 2820 mm |
