1991 Alfa Romeo SZ vs. 2009 Chevrolet Optra
To start off, 2009 Chevrolet Optra is newer by 18 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) has 100 more horse power than 2009 Chevrolet Optra. (108 HP). In normal driving conditions, 1991 Alfa Romeo SZ should accelerate faster than 2009 Chevrolet Optra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Optra weights approximately 1125 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, 2009 Chevrolet Optra, 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 94 more torque (in Nm) than 2009 Chevrolet Optra. (151 Nm @ 4000 RPM). This means 1991 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Optra.
Compare all specifications:
| 1991 Alfa Romeo SZ | 2009 Chevrolet Optra | |
| Make | Alfa Romeo | Chevrolet |
| Model | SZ | Optra |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 208 HP | 108 HP |
| Torque | 245 Nm | 151 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 79 mm |
| Engine Stroke Size | 72.6 mm | 81.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 233 km/hour | 187 km/hour |
| 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 | 2385 kg |
| Vehicle Length | 4670 mm | 4510 mm |
| Vehicle Width | 1740 mm | 1730 mm |
| Vehicle Height | 1320 mm | 1450 mm |
| Wheelbase Size | 2520 mm | 2610 mm |
| Fuel Tank Capacity | 50 L | 60 L |
