1992 Alfa Romeo 155 vs. 1999 Opel Vectra
To start off, 1999 Opel Vectra is newer by 7 year(s). Which means there will be less support and parts availability for 1992 Alfa Romeo 155. In addition, the cost of maintenance, including insurance, on 1992 Alfa Romeo 155 would be higher. At 2,492 cc (6 cylinders), 1992 Alfa Romeo 155 is equipped with a bigger engine. In terms of performance, 1992 Alfa Romeo 155 (164 HP @ 5800 RPM) has 83 more horse power than 1999 Opel Vectra. (81 HP @ 4300 RPM). In normal driving conditions, 1992 Alfa Romeo 155 should accelerate faster than 1999 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Vectra weights approximately 110 kg more than 1992 Alfa Romeo 155.
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, 1992 Alfa Romeo 155 (217 Nm @ 4500 RPM) has 32 more torque (in Nm) than 1999 Opel Vectra. (185 Nm @ 1800 RPM). This means 1992 Alfa Romeo 155 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Vectra.
Compare all specifications:
| 1992 Alfa Romeo 155 | 1999 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 155 | Vectra |
| Year Released | 1992 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 164 HP | 81 HP |
| Engine RPM | 5800 RPM | 4300 RPM |
| Torque | 217 Nm | 185 Nm |
| Torque RPM | 4500 RPM | 1800 RPM |
| Engine Bore Size | 88.1 mm | 84 mm |
| Engine Stroke Size | 68.3 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1290 kg | 1400 kg |
| Vehicle Length | 4450 mm | 4500 mm |
| Vehicle Width | 1710 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1500 mm |
