2008 BMW X3 vs. 1981 Reliant Kitten
To start off, 2008 BMW X3 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 1,995 cc (4 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (148 HP @ 6200 RPM) has 108 more horse power than 1981 Reliant Kitten. (40 HP @ 5500 RPM). In normal driving conditions, 2008 BMW X3 should accelerate faster than 1981 Reliant Kitten. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 1115 kg more than 1981 Reliant Kitten. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Reliant Kitten. In wet, icy, snow, or gravel driving conditions, 2008 BMW X3 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, 2008 BMW X3 (201 Nm @ 3750 RPM) has 138 more torque (in Nm) than 1981 Reliant Kitten. (63 Nm @ 3500 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1981 Reliant Kitten.
Compare all specifications:
| 2008 BMW X3 | 1981 Reliant Kitten | |
| Make | BMW | Reliant |
| Model | X3 | Kitten |
| Year Released | 2008 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 848 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 40 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 201 Nm | 63 Nm |
| Torque RPM | 3750 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 62.5 mm |
| Engine Stroke Size | 90 mm | 69.1 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1655 kg | 540 kg |
| Vehicle Length | 4570 mm | 3330 mm |
| Vehicle Width | 1860 mm | 1430 mm |
| Vehicle Height | 1680 mm | 1400 mm |
| Wheelbase Size | 2800 mm | 2150 mm |
| Fuel Tank Capacity | 67 L | 27 L |
