1958 AC Ace vs. 1991 Porsche 928
To start off, 1991 Porsche 928 is newer by 33 year(s). Which means there will be less support and parts availability for 1958 AC Ace. In addition, the cost of maintenance, including insurance, on 1958 AC Ace 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 232 more horse power than 1958 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1991 Porsche 928 should accelerate faster than 1958 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 640 kg more than 1958 AC Ace. 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) has 241 more torque (in Nm) than 1958 AC Ace. (167 Nm). This means 1991 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1958 AC Ace.
Compare all specifications:
| 1958 AC Ace | 1991 Porsche 928 | |
| Make | AC | Porsche |
| Model | Ace | 928 |
| Year Released | 1958 | 1991 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 4663 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 306 HP |
| Engine RPM | 4500 RPM | 5900 RPM |
| Torque | 167 Nm | 408 Nm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 890 kg | 1530 kg |
| Vehicle Length | 3850 mm | 4530 mm |
| Vehicle Width | 1520 mm | 2060 mm |
| Vehicle Height | 1250 mm | 1290 mm |
| Wheelbase Size | 2290 mm | 2510 mm |
| Fuel Tank Capacity | 59 L | 76 L |
