2005 BMW X5 vs. 1970 Sunbeam Rapier
To start off, 2005 BMW X5 is newer by 35 year(s). Which means there will be less support and parts availability for 1970 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1970 Sunbeam Rapier would be higher. At 2,926 cc (6 cylinders), 2005 BMW X5 is equipped with a bigger engine. In terms of performance, 2005 BMW X5 (215 HP @ 4000 RPM) has 136 more horse power than 1970 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 1970 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 1140 kg more than 1970 Sunbeam Rapier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1970 Sunbeam Rapier. In wet, icy, snow, or gravel driving conditions, 2005 BMW X5 will offer significantly more control. 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 394 more torque (in Nm) than 1970 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1970 Sunbeam Rapier.
Compare all specifications:
| 2005 BMW X5 | 1970 Sunbeam Rapier | |
| Make | BMW | Sunbeam |
| Model | X5 | Rapier |
| Year Released | 2005 | 1970 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2926 cc | 1725 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 79 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 520 Nm | 126 Nm |
| Torque RPM | 2000 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 81.6 mm |
| Engine Stroke Size | 90 mm | 82.7 mm |
| Engine Compression Ratio | 18.0:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2170 kg | 1030 kg |
| Vehicle Length | 4670 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1670 mm |
| Vehicle Height | 1720 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2510 mm |
| Fuel Tank Capacity | 93 L | 68 L |
