1991 Alfa Romeo SZ vs. 1981 Alfa Romeo Alfa 6
To start off, 1991 Alfa Romeo SZ is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo Alfa 6 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 104 more horse power than 1981 Alfa Romeo Alfa 6. (104 HP @ 4300 RPM). In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 1981 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 1981 Alfa Romeo Alfa 6 weights approximately 320 kg more than 1991 Alfa Romeo SZ.
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 39 more torque (in Nm) than 1981 Alfa Romeo Alfa 6. (206 Nm @ 2400 RPM). This means 1991 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo Alfa 6.
Compare all specifications:
| 1991 Alfa Romeo SZ | 1981 Alfa Romeo Alfa 6 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | SZ | Alfa 6 |
| Year Released | 1991 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2494 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 208 HP | 104 HP |
| Engine RPM | 6200 RPM | 4300 RPM |
| Torque | 245 Nm | 206 Nm |
| Torque RPM | 4500 RPM | 2400 RPM |
| Engine Bore Size | 93 mm | 88 mm |
| Engine Stroke Size | 72.6 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 22.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1260 kg | 1580 kg |
| Vehicle Length | 4670 mm | 4690 mm |
| Vehicle Width | 1740 mm | 1690 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2610 mm |
| Fuel Tank Capacity | 50 L | 50 L |
