2008 BMW Z4 vs. 1981 Reliant Kitten
To start off, 2008 BMW Z4 is newer by 27 year(s). Which means there will be less support and parts availability for 1981 Reliant Kitten. In addition, the cost of maintenance, including insurance, on 1981 Reliant Kitten would be higher. At 2,979 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW Z4 weights approximately 750 kg more than 1981 Reliant Kitten.
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, 2008 BMW Z4 (315 Nm @ 2750 RPM) has 252 more torque (in Nm) than 1981 Reliant Kitten. (63 Nm @ 3500 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Reliant Kitten.
Compare all specifications:
| 2008 BMW Z4 | 1981 Reliant Kitten | |
| Make | BMW | Reliant |
| Model | Z4 | Kitten |
| Year Released | 2008 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 848 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 0 HP | 40 HP |
| Torque | 315 Nm | 63 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 1290 kg | 540 kg |
| Vehicle Length | 4870 mm | 3330 mm |
| Vehicle Height | 1480 mm | 1400 mm |
| Wheelbase Size | 2500 mm | 2150 mm |
| Fuel Tank Capacity | 55 L | 27 L |
