1957 AC Aceca vs. 1956 Riley Pathfinder
To start off, 1957 AC Aceca is newer by 1 year(s). Which means there will be less support and parts availability for 1956 Riley Pathfinder. In addition, the cost of maintenance, including insurance, on 1956 Riley Pathfinder would be higher. At 2,443 cc (4 cylinders), 1956 Riley Pathfinder is equipped with a bigger engine. In terms of performance, 1957 AC Aceca (125 HP @ 6000 RPM) has 17 more horse power than 1956 Riley Pathfinder. (108 HP @ 4400 RPM). In normal driving conditions, 1957 AC Aceca should accelerate faster than 1956 Riley Pathfinder. With that said, vehicle weight also plays an important factor in acceleration. 1956 Riley Pathfinder weights approximately 642 kg more than 1957 AC Aceca.
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, 1956 Riley Pathfinder (183 Nm @ 3000 RPM) has 16 more torque (in Nm) than 1957 AC Aceca. (167 Nm @ 4500 RPM). This means 1956 Riley Pathfinder will have an easier job in driving up hills or pulling heavy equipment than 1957 AC Aceca.
Compare all specifications:
| 1957 AC Aceca | 1956 Riley Pathfinder | |
| Make | AC | Riley |
| Model | Aceca | Pathfinder |
| Year Released | 1957 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 2443 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 125 HP | 108 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 167 Nm | 183 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 66 mm | 80.5 mm |
| Engine Stroke Size | 96 mm | 120 mm |
| Engine Compression Ratio | 9.0:1 | 7.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 894 kg | 1536 kg |
| Vehicle Length | 4070 mm | 4650 mm |
| Vehicle Width | 1560 mm | 1710 mm |
| Vehicle Height | 1330 mm | 1530 mm |
| Wheelbase Size | 2290 mm | 2860 mm |
| Fuel Tank Capacity | 59 L | 59 L |
