1991 Alfa Romeo SZ vs. 2005 BMW 745
To start off, 2005 BMW 745 is newer by 14 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 4,397 cc (8 cylinders), 2005 BMW 745 is equipped with a bigger engine. In terms of performance, 2005 BMW 745 (328 HP @ 6000 RPM) has 120 more horse power than 1991 Alfa Romeo SZ. (208 HP @ 6200 RPM) In normal driving conditions, 2005 BMW 745 should accelerate faster than 1991 Alfa Romeo SZ. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 745 weights approximately 685 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.
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, 2005 BMW 745 (450 Nm @ 3600 RPM) has 205 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2005 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ. 2005 BMW 745 has automatic transmission and 1991 Alfa Romeo SZ has manual transmission. 1991 Alfa Romeo SZ will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo SZ | 2005 BMW 745 | |
| Make | Alfa Romeo | BMW |
| Model | SZ | 745 |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 328 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 245 Nm | 450 Nm |
| Torque RPM | 4500 RPM | 3600 RPM |
| Engine Bore Size | 93 mm | 92 mm |
| Engine Stroke Size | 72.6 mm | 82.7 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 233 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1945 kg |
| Vehicle Length | 4670 mm | 5040 mm |
| Vehicle Width | 1740 mm | 1910 mm |
| Vehicle Height | 1320 mm | 1500 mm |
| Wheelbase Size | 2520 mm | 3000 mm |
| Fuel Tank Capacity | 50 L | 88 L |
