1987 Alfa Romeo 75 vs. 1970 Opel Commodore
To start off, 1987 Alfa Romeo 75 is newer by 17 year(s). Which means there will be less support and parts availability for 1970 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1970 Opel Commodore would be higher. At 2,959 cc (6 cylinders), 1987 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1987 Alfa Romeo 75 (182 HP @ 5800 RPM) has 68 more horse power than 1970 Opel Commodore. (114 HP @ 5200 RPM). In normal driving conditions, 1987 Alfa Romeo 75 should accelerate faster than 1970 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1987 Alfa Romeo 75 weights approximately 42 kg more than 1970 Opel Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1987 Alfa Romeo 75 (240 Nm @ 4500 RPM) has 63 more torque (in Nm) than 1970 Opel Commodore. (177 Nm @ 3800 RPM). This means 1987 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Commodore.
Compare all specifications:
| 1987 Alfa Romeo 75 | 1970 Opel Commodore | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Commodore |
| Year Released | 1987 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2490 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 182 HP | 114 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 240 Nm | 177 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 93 mm | 87.1 mm |
| Engine Stroke Size | 72.6 mm | 69.8 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1212 kg | 1170 kg |
| Vehicle Length | 4430 mm | 4620 mm |
| Vehicle Width | 1640 mm | 1740 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2680 mm |
| Fuel Tank Capacity | 68 L | 70 L |
