1991 Alfa Romeo 33 vs. 1974 Mazda 616
To start off, 1991 Alfa Romeo 33 is newer by 17 year(s). Which means there will be less support and parts availability for 1974 Mazda 616. In addition, the cost of maintenance, including insurance, on 1974 Mazda 616 would be higher. At 1,586 cc (4 cylinders), 1974 Mazda 616 is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 33 (87 HP @ 6000 RPM) has 8 more horse power than 1974 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1991 Alfa Romeo 33 should accelerate faster than 1974 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alfa Romeo 33 weights approximately 73 kg more than 1974 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1974 Mazda 616 (124 Nm @ 3500 RPM) has 11 more torque (in Nm) than 1991 Alfa Romeo 33. (113 Nm @ 4500 RPM). This means 1974 Mazda 616 will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 33.
Compare all specifications:
| 1991 Alfa Romeo 33 | 1974 Mazda 616 | |
| Make | Alfa Romeo | Mazda |
| Model | 33 | 616 |
| Year Released | 1991 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 1586 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 79 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 113 Nm | 124 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 78 mm |
| Engine Stroke Size | 67.2 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 985 kg | 912 kg |
| Vehicle Length | 4210 mm | 4160 mm |
| Vehicle Width | 1620 mm | 1590 mm |
| Vehicle Height | 1360 mm | 1400 mm |
| Wheelbase Size | 2480 mm | 2480 mm |
