2003 BMW 645 vs. 1973 Morris 1800
To start off, 2003 BMW 645 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 Morris 1800. In addition, the cost of maintenance, including insurance, on 1973 Morris 1800 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (325 HP @ 6100 RPM) has 240 more horse power than 1973 Morris 1800. (85 HP @ 5400 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 1973 Morris 1800. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 490 kg more than 1973 Morris 1800. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW 645 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 2003 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1973 Morris 1800, 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 312 more torque (in Nm) than 1973 Morris 1800. (138 Nm @ 3000 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1973 Morris 1800.
Compare all specifications:
| 2003 BMW 645 | 1973 Morris 1800 | |
| Make | BMW | Morris |
| Model | 645 | 1800 |
| Year Released | 2003 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1799 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 85 HP |
| Engine RPM | 6100 RPM | 5400 RPM |
| Torque | 450 Nm | 138 Nm |
| Torque RPM | 3600 RPM | 3000 RPM |
| Engine Bore Size | 92 mm | 80.3 mm |
| Engine Stroke Size | 82.7 mm | 88.9 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1690 kg | 1200 kg |
| Vehicle Length | 4830 mm | 4180 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1380 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2700 mm |
