1991 Alfa Romeo SZ vs. 2008 BMW 330
To start off, 2008 BMW 330 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo SZ would be higher. At 2,996 cc (6 cylinders), 2008 BMW 330 is equipped with a bigger engine. In terms of performance, 2008 BMW 330 (254 HP @ 6600 RPM) has 46 more horse power than 1991 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2008 BMW 330 should accelerate faster than 1991 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 330 weights approximately 456 kg more than 1991 Alfa Romeo SZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alfa Romeo SZ. In wet, icy, snow, or gravel driving conditions, 2008 BMW 330 will offer significantly more control. 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, 2008 BMW 330 (300 Nm @ 2500 RPM) has 55 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2008 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ.
Compare all specifications:
| 1991 Alfa Romeo SZ | 2008 BMW 330 | |
| Make | Alfa Romeo | BMW |
| Model | SZ | 330 |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 254 HP |
| Engine RPM | 6200 RPM | 6600 RPM |
| Torque | 245 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 85 mm |
| Engine Stroke Size | 72.6 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 233 km/hour | 250 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1260 kg | 1716 kg |
| Vehicle Length | 4670 mm | 4530 mm |
| Vehicle Width | 1740 mm | 1820 mm |
| Vehicle Height | 1320 mm | 1420 mm |
| Wheelbase Size | 2520 mm | 2770 mm |
| Fuel Tank Capacity | 50 L | 63 L |
