1959 AC Greyhound vs. 1967 Riley 4
To start off, 1967 Riley 4 is newer by 8 year(s). Which means there will be less support and parts availability for 1959 AC Greyhound. In addition, the cost of maintenance, including insurance, on 1959 AC Greyhound would be higher. At 2,216 cc (6 cylinders), 1959 AC Greyhound is equipped with a bigger engine. In terms of performance, 1959 AC Greyhound (104 HP @ 4700 RPM) has 37 more horse power than 1967 Riley 4. (67 HP @ 5000 RPM). In normal driving conditions, 1959 AC Greyhound should accelerate faster than 1967 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1967 Riley 4 weights approximately 55 kg more than 1959 AC Greyhound.
Let's talk about torque, 1959 AC Greyhound (175 Nm @ 4700 RPM) has 55 more torque (in Nm) than 1967 Riley 4. (120 Nm @ 2500 RPM). This means 1959 AC Greyhound will have an easier job in driving up hills or pulling heavy equipment than 1967 Riley 4.
Compare all specifications:
| 1959 AC Greyhound | 1967 Riley 4 | |
| Make | AC | Riley |
| Model | Greyhound | 4 |
| Year Released | 1959 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2216 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 67 HP |
| Engine RPM | 4700 RPM | 5000 RPM |
| Torque | 175 Nm | 120 Nm |
| Torque RPM | 4700 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1093 kg | 1148 kg |
| Vehicle Length | 4580 mm | 4540 mm |
| Vehicle Width | 1670 mm | 1620 mm |
| Vehicle Height | 1340 mm | 1530 mm |
| Wheelbase Size | 2550 mm | 2530 mm |
| Fuel Tank Capacity | 54 L | 45 L |
