1991 Opel Astra vs. 1988 Opel Vectra
To start off, 1991 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 1988 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1988 Opel Vectra would be higher. At 1,396 cc (4 cylinders), 1988 Opel Vectra is equipped with a bigger engine. In terms of performance, 1991 Opel Astra (82 HP @ 5800 RPM) has 9 more horse power than 1988 Opel Vectra. (73 HP @ 5600 RPM). In normal driving conditions, 1991 Opel Astra should accelerate faster than 1988 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Opel Astra weights approximately 50 kg more than 1988 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1991 Opel Astra (113 Nm @ 3400 RPM) has 5 more torque (in Nm) than 1988 Opel Vectra. (108 Nm @ 3000 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1988 Opel Vectra.
Compare all specifications:
| 1991 Opel Astra | 1988 Opel Vectra | |
| Make | Opel | Opel |
| Model | Astra | Vectra |
| Year Released | 1991 | 1988 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 1396 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 82 HP | 73 HP |
| Engine RPM | 5800 RPM | 5600 RPM |
| Torque | 113 Nm | 108 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Engine Compression Ratio | 9.4:1 | 9.4:1 |
| Top Speed | 165 km/hour | 168 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1025 kg | 975 kg |
| Vehicle Length | 4280 mm | 4440 mm |
| Vehicle Width | 1690 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1400 mm |
| Wheelbase Size | 2450 mm | 2530 mm |
| Fuel Tank Capacity | 52 L | 75 L |
