1956 AC Ace vs. 1961 Cadillac Sixty
To start off, 1961 Cadillac Sixty is newer by 5 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 6,388 cc (8 cylinders), 1961 Cadillac Sixty is equipped with a bigger engine. In terms of performance, 1961 Cadillac Sixty (197 HP @ 4800 RPM) has 74 more horse power than 1956 AC Ace. (123 HP @ 6000 RPM) In normal driving conditions, 1961 Cadillac Sixty should accelerate faster than 1956 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1961 Cadillac Sixty weights approximately 1271 kg more than 1956 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, 1961 Cadillac Sixty (582 Nm) has 415 more torque (in Nm) than 1956 AC Ace. (167 Nm). This means 1961 Cadillac Sixty will have an easier job in driving up hills or pulling heavy equipment than 1956 AC Ace.
Compare all specifications:
| 1956 AC Ace | 1961 Cadillac Sixty | |
| Make | AC | Cadillac |
| Model | Ace | Sixty |
| Year Released | 1956 | 1961 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 6388 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 197 HP |
| Engine RPM | 6000 RPM | 4800 RPM |
| Torque | 167 Nm | 582 Nm |
| Engine Bore Size | 66 mm | 101.6 mm |
| Engine Stroke Size | 96 mm | 98.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 894 kg | 2165 kg |
| Vehicle Length | 3850 mm | 5650 mm |
| Vehicle Height | 1250 mm | 1370 mm |
| Wheelbase Size | 2290 mm | 3300 mm |
