1959 AC Greyhound vs. 1967 AC 428
To start off, 1967 AC 428 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 7,010 cc (8 cylinders), 1967 AC 428 is equipped with a bigger engine. In terms of performance, 1967 AC 428 (345 HP @ 4600 RPM) has 241 more horse power than 1959 AC Greyhound. (104 HP @ 4700 RPM) In normal driving conditions, 1967 AC 428 should accelerate faster than 1959 AC Greyhound. With that said, vehicle weight also plays an important factor in acceleration. 1967 AC 428 weights approximately 390 kg more than 1959 AC Greyhound. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1967 AC 428 (626 Nm @ 2800 RPM) has 451 more torque (in Nm) than 1959 AC Greyhound. (175 Nm @ 4700 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1959 AC Greyhound.
Compare all specifications:
| 1959 AC Greyhound | 1967 AC 428 | |
| Make | AC | AC |
| Model | Greyhound | 428 |
| Year Released | 1959 | 1967 |
| Engine Position | Front | Front |
| Engine Size | 2216 cc | 7010 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 104 HP | 345 HP |
| Engine RPM | 4700 RPM | 4600 RPM |
| Torque | 175 Nm | 626 Nm |
| Torque RPM | 4700 RPM | 2800 RPM |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1093 kg | 1483 kg |
| Vehicle Length | 4580 mm | 4520 mm |
| Vehicle Width | 1670 mm | 1710 mm |
| Vehicle Height | 1340 mm | 1260 mm |
| Wheelbase Size | 2550 mm | 2440 mm |
| Fuel Tank Capacity | 54 L | 85 L |
