1990 Alfa Romeo SZ vs. 2007 BMW M6
To start off, 2007 BMW M6 is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo SZ would be higher. At 4,997 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP @ 7750 RPM) has 292 more horse power than 1990 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2007 BMW M6 should accelerate faster than 1990 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 745 kg more than 1990 Alfa Romeo SZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 M6 (520 Nm @ 6100 RPM) has 275 more torque (in Nm) than 1990 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2007 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo SZ.
Compare all specifications:
| 1990 Alfa Romeo SZ | 2007 BMW M6 | |
| Make | Alfa Romeo | BMW |
| Model | SZ | M6 |
| Year Released | 1990 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 4997 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 500 HP |
| Engine RPM | 6200 RPM | 7750 RPM |
| Torque | 245 Nm | 520 Nm |
| Torque RPM | 4500 RPM | 6100 RPM |
| Engine Bore Size | 93 mm | 92 mm |
| Engine Stroke Size | 72.6 mm | 75.2 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 230 km/hour | 205 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1260 kg | 2005 kg |
| Vehicle Length | 4290 mm | 4880 mm |
| Vehicle Width | 1740 mm | 1860 mm |
| Vehicle Height | 1320 mm | 1380 mm |
| Wheelbase Size | 2520 mm | 2790 mm |
| Fuel Tank Capacity | 50 L | 70 L |
