1975 AC 428 vs. 1962 Porsche 804
To start off, 1975 AC 428 is newer by 13 year(s). Which means there will be less support and parts availability for 1962 Porsche 804. In addition, the cost of maintenance, including insurance, on 1962 Porsche 804 would be higher. At 7,003 cc (8 cylinders), 1975 AC 428 is equipped with a bigger engine. In terms of performance, 1975 AC 428 (298 HP @ 4600 RPM) has 116 more horse power than 1962 Porsche 804. (182 HP @ 9300 RPM). In normal driving conditions, 1975 AC 428 should accelerate faster than 1962 Porsche 804. With that said, vehicle weight also plays an important factor in acceleration. 1975 AC 428 weights approximately 970 kg more than 1962 Porsche 804. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1975 AC 428 | 1962 Porsche 804 | |
| Make | AC | Porsche |
| Model | 428 | 804 |
| Year Released | 1975 | 1962 |
| Engine Size | 7003 cc | 1494 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 182 HP |
| Engine RPM | 4600 RPM | 9300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1430 kg | 460 kg |
| Vehicle Length | 4430 mm | 4020 mm |
| Vehicle Height | 1310 mm | 1340 mm |
| Wheelbase Size | 2450 mm | 2110 mm |
