1971 Alfa Romeo 1750 vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo 1750. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo 1750 would be higher. At 2,198 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (148 HP @ 5600 RPM) has 26 more horse power than 1971 Alfa Romeo 1750. (122 HP @ 5500 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 1971 Alfa Romeo 1750. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 443 kg more than 1971 Alfa Romeo 1750. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1971 Alfa Romeo 1750 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 1971 Alfa Romeo 1750. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Vectra, 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, 2004 Opel Vectra (220 Nm @ 3800 RPM) has 50 more torque (in Nm) than 1971 Alfa Romeo 1750. (170 Nm @ 4400 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1971 Alfa Romeo 1750.
Compare all specifications:
| 1971 Alfa Romeo 1750 | 2004 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 1750 | Vectra |
| Year Released | 1971 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1778 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 148 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 170 Nm | 220 Nm |
| Torque RPM | 4400 RPM | 3800 RPM |
| Engine Bore Size | 80 mm | 86.1 mm |
| Engine Stroke Size | 88.5 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1080 kg | 1523 kg |
| Vehicle Length | 4400 mm | 4600 mm |
| Vehicle Width | 1580 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2700 mm |
| Fuel Tank Capacity | 45 L | 61 L |
