1991 Alfa Romeo 33 vs. 1998 Opel Astra
To start off, 1998 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 33 would be higher. At 1,998 cc (4 cylinders), 1998 Opel Astra is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 33 (87 HP @ 6000 RPM) has 2 more horse power than 1998 Opel Astra. (85 HP @ 4400 RPM). In normal driving conditions, 1991 Alfa Romeo 33 should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Astra weights approximately 295 kg more than 1991 Alfa Romeo 33.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1998 Opel Astra (185 Nm @ 1800 RPM) has 72 more torque (in Nm) than 1991 Alfa Romeo 33. (113 Nm @ 4500 RPM). This means 1998 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 33.
Compare all specifications:
| 1991 Alfa Romeo 33 | 1998 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 33 | Astra |
| Year Released | 1991 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 85 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 113 Nm | 185 Nm |
| Torque RPM | 4500 RPM | 1800 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 67.2 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 985 kg | 1280 kg |
| Vehicle Length | 4210 mm | 4300 mm |
| Vehicle Width | 1620 mm | 1720 mm |
| Vehicle Height | 1360 mm | 1470 mm |
| Wheelbase Size | 2480 mm | 2620 mm |
