2003 Alfa Romeo 156 vs. 1991 Alfa Romeo SZ
To start off, 2003 Alfa Romeo 156 is newer by 12 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 2,959 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 89 more horse power than 2003 Alfa Romeo 156. (119 HP @ 6200 RPM) In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 80 kg more than 1991 Alfa Romeo SZ.
Because 1991 Alfa Romeo SZ is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Alfa Romeo SZ. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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 99 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 1991 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1991 Alfa Romeo SZ | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 156 | SZ |
| Year Released | 2003 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2959 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 119 HP | 208 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 146 Nm | 245 Nm |
| Torque RPM | 4200 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 93 mm |
| Engine Stroke Size | 75.6 mm | 72.6 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 200 km/hour | 233 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1340 kg | 1260 kg |
| Vehicle Length | 4440 mm | 4670 mm |
| Vehicle Width | 1750 mm | 1740 mm |
| Vehicle Height | 1400 mm | 1320 mm |
| Wheelbase Size | 2600 mm | 2520 mm |
| Fuel Tank Capacity | 63 L | 50 L |
