1990 Alfa Romeo SZ vs. 1970 Opel Commodore
To start off, 1990 Alfa Romeo SZ is newer by 20 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 2,957 cc (6 cylinders), 1990 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo SZ (208 HP @ 6200 RPM) has 60 more horse power than 1970 Opel Commodore. (148 HP @ 5100 RPM). In normal driving conditions, 1990 Alfa Romeo SZ should accelerate faster than 1970 Opel Commodore. With that said, vehicle weight also plays an important factor in acceleration. 1990 Alfa Romeo SZ weights approximately 40 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, 1990 Alfa Romeo SZ (245 Nm @ 4500 RPM) has 22 more torque (in Nm) than 1970 Opel Commodore. (223 Nm @ 5200 RPM). This means 1990 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Commodore.
Compare all specifications:
1990 Alfa Romeo SZ | 1970 Opel Commodore | |
Make | Alfa Romeo | Opel |
Model | SZ | Commodore |
Year Released | 1990 | 1970 |
Engine Position | Front | Front |
Engine Size | 2957 cc | 2784 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 208 HP | 148 HP |
Engine RPM | 6200 RPM | 5100 RPM |
Torque | 245 Nm | 223 Nm |
Torque RPM | 4500 RPM | 5200 RPM |
Engine Bore Size | 93 mm | 92 mm |
Engine Stroke Size | 72.6 mm | 69.8 mm |
Engine Compression Ratio | 9.5:1 | 9.5:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1260 kg | 1220 kg |
Vehicle Length | 4290 mm | 4580 mm |
Vehicle Width | 1740 mm | 1760 mm |
Vehicle Height | 1320 mm | 1420 mm |
Wheelbase Size | 2520 mm | 2670 mm |
Fuel Tank Capacity | 50 L | 75 L |