1979 BMW 633 vs. 2006 Rover 75
To start off, 2006 Rover 75 is newer by 27 year(s). Which means there will be less support and parts availability for 1979 BMW 633. In addition, the cost of maintenance, including insurance, on 1979 BMW 633 would be higher. At 3,210 cc (6 cylinders), 1979 BMW 633 is equipped with a bigger engine. In terms of performance, 1979 BMW 633 (194 HP @ 5500 RPM) has 19 more horse power than 2006 Rover 75. (175 HP @ 6250 RPM). In normal driving conditions, 1979 BMW 633 should accelerate faster than 2006 Rover 75. With that said, vehicle weight also plays an important factor in acceleration. 2006 Rover 75 weights approximately 66 kg more than 1979 BMW 633.
Because 1979 BMW 633 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1979 BMW 633. However, in wet, icy, snow, or gravel driving conditions, 2006 Rover 75, being front wheel drive (FWD), will offer much better control with better grip. 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, 1979 BMW 633 (285 Nm @ 4300 RPM) has 45 more torque (in Nm) than 2006 Rover 75. (240 Nm @ 4000 RPM). This means 1979 BMW 633 will have an easier job in driving up hills or pulling heavy equipment than 2006 Rover 75. 2006 Rover 75 has automatic transmission and 1979 BMW 633 has manual transmission. 1979 BMW 633 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Rover 75 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1979 BMW 633 | 2006 Rover 75 | |
| Make | BMW | Rover |
| Model | 633 | 75 |
| Year Released | 1979 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3210 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 194 HP | 175 HP |
| Engine RPM | 5500 RPM | 6250 RPM |
| Torque | 285 Nm | 240 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Engine Bore Size | 89 mm | 80 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Engine Compression Ratio | 9.3:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1536 kg |
| Vehicle Length | 4760 mm | 4750 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1390 mm | 1430 mm |
| Wheelbase Size | 2640 mm | 2750 mm |
| Fuel Tank Capacity | 70 L | 65 L |
