1975 Austin 1800 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 28 year(s). Which means there will be less support and parts availability for 1975 Austin 1800. In addition, the cost of maintenance, including insurance, on 1975 Austin 1800 would be higher. At 2,197 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (152 HP @ 5600 RPM) has 66 more horse power than 1975 Austin 1800. (86 HP @ 5400 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1975 Austin 1800. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 360 kg more than 1975 Austin 1800. 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, 2003 Opel Vectra (229 Nm @ 3800 RPM) has 89 more torque (in Nm) than 1975 Austin 1800. (140 Nm @ 3000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1975 Austin 1800.
Compare all specifications:
| 1975 Austin 1800 | 2003 Opel Vectra | |
| Make | Austin | Opel |
| Model | 1800 | Vectra |
| Year Released | 1975 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 2197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 152 HP |
| Engine RPM | 5400 RPM | 5600 RPM |
| Torque | 140 Nm | 229 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 80.3 mm | 86 mm |
| Engine Stroke Size | 88.9 mm | 94.6 mm |
| Engine Compression Ratio | 9.0:1 | 12.0:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1190 kg | 1550 kg |
| Vehicle Length | 4240 mm | 4830 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2700 mm | 2840 mm |
| Fuel Tank Capacity | 49 L | 60 L |
