1991 Alfa Romeo SZ vs. 1979 BMW 725
To start off, 1991 Alfa Romeo SZ is newer by 12 year(s). Which means there will be less support and parts availability for 1979 BMW 725. In addition, the cost of maintenance, including insurance, on 1979 BMW 725 would be higher. At 2,959 cc (6 cylinders), 1991 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo SZ (208 HP @ 6200 RPM) has 60 more horse power than 1979 BMW 725. (148 HP @ 5500 RPM). In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 1979 BMW 725.
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, 1991 Alfa Romeo SZ (245 Nm @ 4500 RPM) has 30 more torque (in Nm) than 1979 BMW 725. (215 Nm @ 4000 RPM). This means 1991 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1979 BMW 725.
Compare all specifications:
| 1991 Alfa Romeo SZ | 1979 BMW 725 | |
| Make | Alfa Romeo | BMW |
| Model | SZ | 725 |
| Year Released | 1991 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 208 HP | 148 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 245 Nm | 215 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4670 mm | 4870 mm |
| Vehicle Width | 1740 mm | 1810 mm |
| Vehicle Height | 1320 mm | 1440 mm |
| Wheelbase Size | 2520 mm | 2810 mm |
