1959 AC Ace vs. 1956 Austin Princess
To start off, 1959 AC Ace is newer by 3 year(s). Which means there will be less support and parts availability for 1956 Austin Princess. In addition, the cost of maintenance, including insurance, on 1956 Austin Princess would be higher. At 3,993 cc (6 cylinders), 1956 Austin Princess is equipped with a bigger engine. In terms of performance, 1956 Austin Princess (118 HP @ 4000 RPM) has 44 more horse power than 1959 AC Ace. (74 HP @ 4500 RPM) In normal driving conditions, 1956 Austin Princess should accelerate faster than 1959 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1956 Austin Princess weights approximately 1294 kg more than 1959 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1959 AC Ace | 1956 Austin Princess | |
| Make | AC | Austin |
| Model | Ace | Princess |
| Year Released | 1959 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 3993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 74 HP | 118 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 890 kg | 2184 kg |
| Vehicle Length | 3850 mm | 5470 mm |
| Vehicle Width | 1520 mm | 1900 mm |
| Vehicle Height | 1250 mm | 1780 mm |
| Wheelbase Size | 2290 mm | 3360 mm |
