1990 Alfa Romeo SZ vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 19 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo SZ. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo SZ would be higher. At 2,957 cc (6 cylinders), 1990 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo SZ (208 HP @ 6200 RPM) has 11 more horse power than 2009 Opel Astra. (197 HP @ 5600 RPM). In normal driving conditions, 1990 Alfa Romeo SZ should accelerate faster than 2009 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Opel Astra weights approximately 125 kg more than 1990 Alfa Romeo SZ.
Because 1990 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 1990 Alfa Romeo SZ. However, in wet, icy, snow, or gravel driving conditions, 2009 Opel Astra, 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, 2009 Opel Astra (262 Nm @ 4200 RPM) has 17 more torque (in Nm) than 1990 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2009 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo SZ.
Compare all specifications:
| 1990 Alfa Romeo SZ | 2009 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | SZ | Astra |
| Year Released | 1990 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 197 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 245 Nm | 262 Nm |
| Torque RPM | 4500 RPM | 4200 RPM |
| Engine Bore Size | 93 mm | 86.1 mm |
| Engine Stroke Size | 72.6 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1385 kg |
| Vehicle Length | 4290 mm | 4260 mm |
| Vehicle Width | 1740 mm | 1760 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2620 mm |
| Fuel Tank Capacity | 50 L | 52 L |
