1976 BMW 630 vs. 1994 Rover 400
To start off, 1994 Rover 400 is newer by 18 year(s). Which means there will be less support and parts availability for 1976 BMW 630. In addition, the cost of maintenance, including insurance, on 1976 BMW 630 would be higher. At 2,986 cc (6 cylinders), 1976 BMW 630 is equipped with a bigger engine. In terms of performance, 1976 BMW 630 (173 HP @ 5500 RPM) has 85 more horse power than 1994 Rover 400. (88 HP @ 4300 RPM). In normal driving conditions, 1976 BMW 630 should accelerate faster than 1994 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 1976 BMW 630 weights approximately 218 kg more than 1994 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1976 BMW 630 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 1976 BMW 630. However, in wet, icy, snow, or gravel driving conditions, 1994 Rover 400, 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, 1976 BMW 630 (251 Nm @ 4500 RPM) has 71 more torque (in Nm) than 1994 Rover 400. (180 Nm @ 2500 RPM). This means 1976 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1994 Rover 400.
Compare all specifications:
| 1976 BMW 630 | 1994 Rover 400 | |
| Make | BMW | Rover |
| Model | 630 | 400 |
| Year Released | 1976 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 173 HP | 88 HP |
| Engine RPM | 5500 RPM | 4300 RPM |
| Torque | 251 Nm | 180 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 89 mm | 80 mm |
| Engine Stroke Size | 80 mm | 88 mm |
| Engine Compression Ratio | 8.0:1 | 22.0:1 |
| Drive Type | Rear | Front |
| Vehicle Weight | 1458 kg | 1240 kg |
| Vehicle Length | 4760 mm | 4370 mm |
| Vehicle Width | 1760 mm | 1690 mm |
| Vehicle Height | 1390 mm | 1410 mm |
| Wheelbase Size | 2630 mm | 2560 mm |
