2007 BMW X3 vs. 1973 Reliant Rebel
To start off, 2007 BMW X3 is newer by 34 year(s). Which means there will be less support and parts availability for 1973 Reliant Rebel. In addition, the cost of maintenance, including insurance, on 1973 Reliant Rebel would be higher. At 2,996 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (268 HP @ 6600 RPM) has 237 more horse power than 1973 Reliant Rebel. (31 HP @ 5000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1973 Reliant Rebel. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 1240 kg more than 1973 Reliant Rebel. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Reliant Rebel. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X3 (315 Nm @ 2750 RPM) has 263 more torque (in Nm) than 1973 Reliant Rebel. (52 Nm @ 3000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Reliant Rebel. 2007 BMW X3 has automatic transmission and 1973 Reliant Rebel has manual transmission. 1973 Reliant Rebel will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW X3 | 1973 Reliant Rebel | |
| Make | BMW | Reliant |
| Model | X3 | Rebel |
| Year Released | 2007 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 701 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 268 HP | 31 HP |
| Engine RPM | 6600 RPM | 5000 RPM |
| Torque | 315 Nm | 52 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 60.5 mm |
| Engine Stroke Size | 88 mm | 61 mm |
| Engine Compression Ratio | 10.7:1 | 8.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1815 kg | 575 kg |
| Vehicle Length | 4570 mm | 3510 mm |
| Vehicle Width | 1680 mm | 1480 mm |
| Vehicle Height | 1860 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2270 mm |
