2005 Alfa Romeo Spider vs. 1991 BMW 730
To start off, 2005 Alfa Romeo Spider is newer by 14 year(s). Which means there will be less support and parts availability for 1991 BMW 730. In addition, the cost of maintenance, including insurance, on 1991 BMW 730 would be higher. At 2,986 cc (6 cylinders), 1991 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo Spider (215 HP @ 5000 RPM) has 30 more horse power than 1991 BMW 730. (185 HP @ 5800 RPM). In normal driving conditions, 2005 Alfa Romeo Spider should accelerate faster than 1991 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 1991 BMW 730 weights approximately 245 kg more than 2005 Alfa Romeo Spider.
Because 1991 BMW 730 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 1991 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo Spider, 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, 2005 Alfa Romeo Spider (265 Nm @ 5000 RPM) has 5 more torque (in Nm) than 1991 BMW 730. (260 Nm @ 4000 RPM). This means 2005 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW 730.
Compare all specifications:
| 2005 Alfa Romeo Spider | 1991 BMW 730 | |
| Make | Alfa Romeo | BMW |
| Model | Spider | 730 |
| Year Released | 2005 | 1991 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 2986 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 215 HP | 185 HP |
| Engine RPM | 5000 RPM | 5800 RPM |
| Torque | 265 Nm | 260 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 72.6 mm | 80 mm |
| Engine Compression Ratio | 10.0:1 | 9.0:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1355 kg | 1600 kg |
| Vehicle Length | 4290 mm | 4920 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1320 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 90 L |
