2007 Mercedes-Benz B vs. 1975 Sunbeam Rapier
To start off, 2007 Mercedes-Benz B is newer by 32 year(s). Which means there will be less support and parts availability for 1975 Sunbeam Rapier. In addition, the cost of maintenance, including insurance, on 1975 Sunbeam Rapier would be higher. At 2,034 cc (4 cylinders), 2007 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz B (190 HP @ 5000 RPM) has 111 more horse power than 1975 Sunbeam Rapier. (79 HP @ 5200 RPM). In normal driving conditions, 2007 Mercedes-Benz B should accelerate faster than 1975 Sunbeam Rapier. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz B weights approximately 340 kg more than 1975 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, 2007 Mercedes-Benz B (280 Nm @ 1800 RPM) has 154 more torque (in Nm) than 1975 Sunbeam Rapier. (126 Nm @ 3800 RPM). This means 2007 Mercedes-Benz B will have an easier job in driving up hills or pulling heavy equipment than 1975 Sunbeam Rapier.
Compare all specifications:
| 2007 Mercedes-Benz B | 1975 Sunbeam Rapier | |
| Make | Mercedes-Benz | Sunbeam |
| Model | B | Rapier |
| Year Released | 2007 | 1975 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2034 cc | 1725 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 190 HP | 79 HP |
| Engine RPM | 5000 RPM | 5200 RPM |
| Torque | 280 Nm | 126 Nm |
| Torque RPM | 1800 RPM | 3800 RPM |
| Engine Bore Size | 83.1 mm | 81.5 mm |
| Engine Stroke Size | 94 mm | 82.7 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1370 kg | 1030 kg |
| Vehicle Length | 4280 mm | 4440 mm |
| Vehicle Width | 1610 mm | 1670 mm |
| Vehicle Height | 1780 mm | 1390 mm |
| Wheelbase Size | 2780 mm | 2510 mm |
| Fuel Tank Capacity | 54 L | 68 L |
