1991 Alfa Romeo SZ vs. 2010 Opel Astra
To start off, 2010 Opel Astra is newer by 19 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 85 more horse power than 2010 Opel Astra. (123 HP @ 4000 RPM). In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 2010 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Opel Astra weights approximately 138 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, 2010 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, 2010 Opel Astra (280 Nm @ 2000 RPM) has 35 more torque (in Nm) than 1991 Alfa Romeo SZ. (245 Nm @ 4500 RPM). This means 2010 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo SZ. 2010 Opel Astra 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. 2010 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo SZ | 2010 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | SZ | Astra |
| Year Released | 1991 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 123 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 245 Nm | 280 Nm |
| Torque RPM | 4500 RPM | 2000 RPM |
| Engine Bore Size | 93 mm | 82 mm |
| Engine Stroke Size | 72.6 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 17.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 233 km/hour | 191 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1398 kg |
| Vehicle Length | 4670 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 |
