1966 Holden HD vs. 1948 Triumph Roadster
To start off, 1966 Holden HD is newer by 18 year(s). Which means there will be less support and parts availability for 1948 Triumph Roadster. In addition, the cost of maintenance, including insurance, on 1948 Triumph Roadster 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 55 more horse power than 1948 Triumph Roadster. (67 HP @ 4200 RPM). In normal driving conditions, 1966 Holden HD should accelerate faster than 1948 Triumph Roadster. With that said, vehicle weight also plays an important factor in acceleration. 1966 Holden HD weights approximately 30 kg more than 1948 Triumph Roadster. 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 91 more torque (in Nm) than 1948 Triumph Roadster. (146 Nm @ 4000 RPM). This means 1966 Holden HD will have an easier job in driving up hills or pulling heavy equipment than 1948 Triumph Roadster.
Compare all specifications:
| 1966 Holden HD | 1948 Triumph Roadster | |
| Make | Holden | Triumph |
| Model | HD | Roadster |
| Year Released | 1966 | 1948 |
| Engine Position | Front | Front |
| Engine Size | 2930 cc | 2088 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 67 HP |
| Engine RPM | 4600 RPM | 4200 RPM |
| Torque | 237 Nm | 146 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1200 kg | 1170 kg |
| Vehicle Length | 4580 mm | 4290 mm |
| Vehicle Width | 1790 mm | 1630 mm |
| Vehicle Height | 1510 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2550 mm |
