1957 AC Ace vs. 1968 Alfa Romeo Spider
To start off, 1968 Alfa Romeo Spider is newer by 11 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 2,580 cc (6 cylinders), 1968 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1968 Alfa Romeo Spider (163 HP @ 5900 RPM) has 40 more horse power than 1957 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 1968 Alfa Romeo Spider should accelerate faster than 1957 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1968 Alfa Romeo Spider weights approximately 436 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, 1968 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 53 more torque (in Nm) than 1957 AC Ace. (167 Nm @ 4500 RPM). This means 1968 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Ace.
Compare all specifications:
| 1957 AC Ace | 1968 Alfa Romeo Spider | |
| Make | AC | Alfa Romeo |
| Model | Ace | Spider |
| Year Released | 1957 | 1968 |
| Body Type | Roadster | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2580 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 163 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 167 Nm | 220 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1330 kg |
| Vehicle Length | 3850 mm | 4510 mm |
| Vehicle Width | 1520 mm | 1610 mm |
| Vehicle Height | 1250 mm | 1390 mm |
| Wheelbase Size | 2290 mm | 2510 mm |
| Fuel Tank Capacity | 59 L | 47 L |
