1961 AC Ace vs. 1964 Austin Princess
To start off, 1964 Austin Princess is newer by 3 year(s). Which means there will be less support and parts availability for 1961 AC Ace. In addition, the cost of maintenance, including insurance, on 1961 AC Ace would be higher. At 3,993 cc (6 cylinders), 1964 Austin Princess is equipped with a bigger engine. In terms of performance, 1964 Austin Princess (119 HP @ 4000 RPM) has 19 more horse power than 1961 AC Ace. (100 HP @ 5500 RPM) In normal driving conditions, 1964 Austin Princess should accelerate faster than 1961 AC Ace. With that said, vehicle weight also plays an important factor in acceleration. 1964 Austin Princess weights approximately 1367 kg more than 1961 AC Ace. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1964 Austin Princess (251 Nm @ 2000 RPM) has 71 more torque (in Nm) than 1961 AC Ace. (180 Nm @ 2000 RPM). This means 1964 Austin Princess will have an easier job in driving up hills or pulling heavy equipment than 1961 AC Ace.
Compare all specifications:
| 1961 AC Ace | 1964 Austin Princess | |
| Make | AC | Austin |
| Model | Ace | Princess |
| Year Released | 1961 | 1964 |
| Engine Position | Front | Front |
| Engine Size | 2553 cc | 3993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 119 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 180 Nm | 251 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Compression Ratio | 7.8:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 813 kg | 2180 kg |
| Vehicle Length | 3860 mm | 5470 mm |
| Vehicle Width | 1490 mm | 1900 mm |
| Vehicle Height | 1250 mm | 1780 mm |
| Wheelbase Size | 2290 mm | 3360 mm |
| Fuel Tank Capacity | 54 L | 72 L |
