1990 Alfa Romeo SZ vs. 1977 Mercedes-Benz S
To start off, 1990 Alfa Romeo SZ is newer by 13 year(s). Which means there will be less support and parts availability for 1977 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1977 Mercedes-Benz S 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 50 more horse power than 1977 Mercedes-Benz S. (158 HP @ 5500 RPM). In normal driving conditions, 1990 Alfa Romeo SZ should accelerate faster than 1977 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 1977 Mercedes-Benz S weights approximately 350 kg more than 1990 Alfa Romeo SZ.
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 1977 Mercedes-Benz S. (223 Nm @ 4000 RPM). This means 1990 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1977 Mercedes-Benz S.
Compare all specifications:
| 1990 Alfa Romeo SZ | 1977 Mercedes-Benz S | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | SZ | S |
| Year Released | 1990 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 2745 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 208 HP | 158 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 245 Nm | 223 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.6 mm | 78.8 mm |
| 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 | 1610 kg |
| Vehicle Length | 4290 mm | 4740 mm |
| Vehicle Width | 1740 mm | 1880 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2870 mm |
| Fuel Tank Capacity | 50 L | 85 L |
