1991 Alfa Romeo 75 vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 75 would be higher. At 3,175 cc (6 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (208 HP @ 6200 RPM) has 99 more horse power than 1991 Alfa Romeo 75. (109 HP @ 6000 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 1991 Alfa Romeo 75. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 463 kg more than 1991 Alfa Romeo 75. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Alfa Romeo 75 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 1991 Alfa Romeo 75. 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 (300 Nm @ 4000 RPM) has 151 more torque (in Nm) than 1991 Alfa Romeo 75. (149 Nm @ 4000 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 75. 2004 Opel Vectra has automatic transmission and 1991 Alfa Romeo 75 has manual transmission. 1991 Alfa Romeo 75 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Alfa Romeo 75 | 2004 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Vectra |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1567 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 109 HP | 208 HP |
| Engine RPM | 6000 RPM | 6200 RPM |
| Torque | 149 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 78 mm | 87.5 mm |
| Engine Stroke Size | 82 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1060 kg | 1523 kg |
| Vehicle Length | 4340 mm | 4600 mm |
| Vehicle Width | 1670 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2520 mm | 2500 mm |
| Fuel Tank Capacity | 49 L | 61 L |
