1984 Ford Sierra vs. 1968 Sunbeam Rapier
To start off, 1984 Ford Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1968 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1968 Sunbeam Rapier would be higher. At 2,792 cc (6 cylinders), 1984 Ford Sierra is equipped with a bigger engine. In terms of performance, 1984 Ford Sierra (160 HP @ 5700 RPM) has 81 more horse power than 1968 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 1984 Ford Sierra should accelerate faster than 1968 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 1984 Ford Sierra weights approximately 150 kg more than 1968 Sunbeam Rapier. 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, 1984 Ford Sierra (216 Nm @ 4300 RPM) has 90 more torque (in Nm) than 1968 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 1984 Ford Sierra will have an easier job in driving up hills or pulling heavy equipment than 1968 Sunbeam Rapier.
Compare all specifications:
| 1984 Ford Sierra | 1968 Sunbeam Rapier | |
| Make | Ford | Sunbeam |
| Model | Sierra | Rapier |
| Year Released | 1984 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2792 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 79 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Torque | 216 Nm | 126 Nm |
| Torque RPM | 4300 RPM | 3800 RPM |
| Engine Bore Size | 93.1 mm | 81.6 mm |
| Engine Stroke Size | 68.5 mm | 82.7 mm |
| Engine Compression Ratio | 9.2:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1180 kg | 1030 kg |
| Vehicle Length | 4430 mm | 4440 mm |
| Vehicle Width | 1730 mm | 1670 mm |
| Vehicle Height | 1370 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2510 mm |
