1956 AC Ace vs. 1967 Alfa Romeo Spider
To start off, 1967 Alfa Romeo Spider is newer by 11 year(s). Which means there will be less support and parts availability for 1956 AC Ace. In addition, the cost of maintenance, including insurance, on 1956 AC Ace would be higher. At 1,971 cc (6 cylinders), 1956 AC Ace is equipped with a bigger engine. In terms of performance, 1956 AC Ace (123 HP @ 6000 RPM) has 1 more horse power than 1967 Alfa Romeo Spider. (122 HP @ 5500 RPM). In normal driving conditions, 1956 AC Ace should accelerate faster than 1967 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1967 Alfa Romeo Spider weights approximately 144 kg more than 1956 AC Ace.
Let's talk about torque, 1967 Alfa Romeo Spider (186 Nm) has 19 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1967 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1967 Alfa Romeo Spider | |
| Make | AC | Alfa Romeo |
| Model | Ace | Spider |
| Year Released | 1956 | 1967 |
| Body Type | Roadster | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 1777 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 122 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 167 Nm | 186 Nm |
| Engine Bore Size | 66 mm | 80 mm |
| Engine Stroke Size | 96 mm | 88.5 mm |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 1038 kg |
| Vehicle Length | 3850 mm | 4260 mm |
| Vehicle Width | 1520 mm | 1630 mm |
| Vehicle Height | 1250 mm | 1300 mm |
| Wheelbase Size | 2290 mm | 2260 mm |
| Fuel Tank Capacity | 59 L | 47 L |
