2007 BMW 335 vs. 1991 Rover 820
To start off, 2007 BMW 335 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Rover 820. In addition, the cost of maintenance, including insurance, on 1991 Rover 820 would be higher. At 2,977 cc (6 cylinders), 2007 BMW 335 is equipped with a bigger engine. In terms of performance, 2007 BMW 335 (302 HP @ 5800 RPM) has 122 more horse power than 1991 Rover 820. (180 HP @ 6000 RPM). In normal driving conditions, 2007 BMW 335 should accelerate faster than 1991 Rover 820. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 335 weights approximately 402 kg more than 1991 Rover 820. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW 335 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 2007 BMW 335. However, in wet, icy, snow, or gravel driving conditions, 1991 Rover 820, 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, 2007 BMW 335 (400 Nm @ 1300 RPM) has 185 more torque (in Nm) than 1991 Rover 820. (215 Nm @ 2000 RPM). This means 2007 BMW 335 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 820.
Compare all specifications:
| 2007 BMW 335 | 1991 Rover 820 | |
| Make | BMW | Rover |
| Model | 335 | 820 |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2977 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 302 HP | 180 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 400 Nm | 215 Nm |
| Torque RPM | 1300 RPM | 2000 RPM |
| Engine Bore Size | 84 mm | 84.5 mm |
| Engine Stroke Size | 89.6 mm | 89 mm |
| Engine Compression Ratio | 10.2:1 | 8.5:1 |
| Top Speed | 250 km/hour | 217 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1810 kg | 1408 kg |
| Vehicle Length | 4230 mm | 4890 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1390 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2780 mm |
| Fuel Tank Capacity | 63 L | 68 L |
