1981 Mazda 323 vs. 1991 Porsche 928
To start off, 1991 Porsche 928 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Mazda 323. In addition, the cost of maintenance, including insurance, on 1981 Mazda 323 would be higher. At 4,663 cc (8 cylinders), 1991 Porsche 928 is equipped with a bigger engine. In terms of performance, 1991 Porsche 928 (306 HP @ 5900 RPM) has 253 more horse power than 1981 Mazda 323. (53 HP @ 6000 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 1981 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 680 kg more than 1981 Mazda 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Porsche 928 (408 Nm @ 4100 RPM) has 329 more torque (in Nm) than 1981 Mazda 323. (79 Nm @ 4000 RPM). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda 323.
Compare all specifications:
| 1981 Mazda 323 | 1991 Porsche 928 | |
| Make | Mazda | Porsche |
| Model | 323 | 928 |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1069 cc | 4663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 53 HP | 306 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 79 Nm | 408 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 850 kg | 1530 kg |
| Vehicle Length | 3960 mm | 4530 mm |
| Vehicle Width | 1640 mm | 2060 mm |
| Vehicle Height | 1380 mm | 1290 mm |
| Wheelbase Size | 2370 mm | 2510 mm |
