1966 Holden HD vs. 1971 Sunbeam Alpine
To start off, 1971 Sunbeam Alpine is newer by 5 year(s). Which means there will be less support and parts availability for 1966 Holden HD. In addition, the cost of maintenance, including insurance, on 1966 Holden HD would be higher. At 2,930 cc (6 cylinders), 1966 Holden HD is equipped with a bigger engine. In terms of performance, 1966 Holden HD (122 HP @ 4600 RPM) has 51 more horse power than 1971 Sunbeam Alpine. (71 HP @ 5000 RPM). In normal driving conditions, 1966 Holden HD should accelerate faster than 1971 Sunbeam Alpine. With that said, vehicle weight also plays an important factor in acceleration. 1966 Holden HD weights approximately 190 kg more than 1971 Sunbeam Alpine. 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, 1966 Holden HD (237 Nm @ 2200 RPM) has 114 more torque (in Nm) than 1971 Sunbeam Alpine. (123 Nm @ 3000 RPM). This means 1966 Holden HD will have an easier job in driving up hills or pulling heavy equipment than 1971 Sunbeam Alpine.
Compare all specifications:
| 1966 Holden HD | 1971 Sunbeam Alpine | |
| Make | Holden | Sunbeam |
| Model | HD | Alpine |
| Year Released | 1966 | 1971 |
| Engine Size | 2930 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 71 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 237 Nm | 123 Nm |
| Torque RPM | 2200 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1200 kg | 1010 kg |
| Vehicle Length | 4580 mm | 4430 mm |
| Vehicle Width | 1790 mm | 1650 mm |
| Vehicle Height | 1510 mm | 1410 mm |
| Wheelbase Size | 2700 mm | 2510 mm |
