1957 AC Ace vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 48 year(s). Which means there will be less support and parts availability for 1957 AC Ace. In addition, the cost of maintenance, including insurance, on 1957 AC Ace would be higher. At 3,589 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (325 HP @ 4250 RPM) has 202 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 631 kg more than 1957 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, 2005 Porsche 911 (370 Nm @ 4250 RPM) has 203 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2005 Porsche 911 | |
| Make | AC | Porsche |
| Model | Ace | 911 |
| Year Released | 1957 | 2005 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1971 cc | 3589 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 123 HP | 325 HP |
| Engine RPM | 6000 RPM | 4250 RPM |
| Torque | 167 Nm | 370 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Compression Ratio | 9.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1525 kg |
| Vehicle Length | 3850 mm | 4440 mm |
| Vehicle Width | 1520 mm | 1780 mm |
| Vehicle Height | 1250 mm | 1310 mm |
| Wheelbase Size | 2290 mm | 2360 mm |
| Fuel Tank Capacity | 59 L | 64 L |
