1957 AC Ace vs. 2007 Saleen S7
To start off, 2007 Saleen S7 is newer by 50 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 7,000 cc (8 cylinders), 2007 Saleen S7 is equipped with a bigger engine. In terms of performance, 2007 Saleen S7 (750 HP @ 6300 RPM) has 627 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 2007 Saleen S7 should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 2007 Saleen S7 weights approximately 353 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, 2007 Saleen S7 (949 Nm @ 4800 RPM) has 782 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 2007 Saleen S7 will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 2007 Saleen S7 | |
| Make | AC | Saleen |
| Model | Ace | S7 |
| Year Released | 1957 | 2007 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1971 cc | 7000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 750 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 167 Nm | 949 Nm |
| Torque RPM | 4500 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1247 kg |
| Vehicle Length | 3850 mm | 4755 mm |
| Vehicle Width | 1520 mm | 1981 mm |
| Vehicle Height | 1250 mm | 1041 mm |
| Wheelbase Size | 2290 mm | 2692 mm |
