1976 Holden Sunbird vs. 1955 Rover P4
To start off, 1976 Holden Sunbird is newer by 21 year(s). Which means there will be less support and parts availability for 1955 Rover P4. In addition, the cost of maintenance, including insurance, on 1955 Rover P4 would be higher. At 2,832 cc (6 cylinders), 1976 Holden Sunbird is equipped with a bigger engine. In terms of performance, 1976 Holden Sunbird (104 HP @ 4000 RPM) has 30 more horse power than 1955 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 1976 Holden Sunbird should accelerate faster than 1955 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1955 Rover P4 weights approximately 245 kg more than 1976 Holden Sunbird.
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 Holden Sunbird (224 Nm) has 74 more torque (in Nm) than 1955 Rover P4. (150 Nm). This means 1976 Holden Sunbird will have an easier job in driving up hills or pulling heavy equipment than 1955 Rover P4.
Compare all specifications:
| 1976 Holden Sunbird | 1955 Rover P4 | |
| Make | Holden | Rover |
| Model | Sunbird | P4 |
| Year Released | 1976 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 2832 cc | 2102 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 74 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 224 Nm | 150 Nm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1145 kg | 1390 kg |
| Vehicle Length | 4500 mm | 4590 mm |
| Vehicle Width | 1710 mm | 1670 mm |
| Vehicle Height | 1340 mm | 1620 mm |
| Wheelbase Size | 2590 mm | 2830 mm |
