1963 AC Greyhound vs. 1974 GMC Suburban
To start off, 1974 GMC Suburban is newer by 11 year(s). Which means there will be less support and parts availability for 1963 AC Greyhound. In addition, the cost of maintenance, including insurance, on 1963 AC Greyhound would be higher. At 4,093 cc (6 cylinders), 1974 GMC Suburban is equipped with a bigger engine. In terms of performance, 1963 AC Greyhound (123 HP @ 5750 RPM) has 23 more horse power than 1974 GMC Suburban. (100 HP @ 3600 RPM). In normal driving conditions, 1963 AC Greyhound should accelerate faster than 1974 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1974 GMC Suburban weights approximately 1185 kg more than 1963 AC Greyhound.
Let's talk about torque, 1974 GMC Suburban (243 Nm) has 64 more torque (in Nm) than 1963 AC Greyhound. (179 Nm). This means 1974 GMC Suburban will have an easier job in driving up hills or pulling heavy equipment than 1963 AC Greyhound.
Compare all specifications:
| 1963 AC Greyhound | 1974 GMC Suburban | |
| Make | AC | GMC |
| Model | Greyhound | Suburban |
| Year Released | 1963 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1971 cc | 4093 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 100 HP |
| Engine RPM | 5750 RPM | 3600 RPM |
| Torque | 179 Nm | 243 Nm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1015 kg | 2200 kg |
| Vehicle Length | 4580 mm | 5480 mm |
| Vehicle Width | 1670 mm | 1950 mm |
| Vehicle Height | 1340 mm | 1800 mm |
| Wheelbase Size | 2550 mm | 3300 mm |
