1959 AC Greyhound vs. 1989 Renault 21
To start off, 1989 Renault 21 is newer by 30 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 1,969 cc (6 cylinders), 1959 AC Greyhound is equipped with a bigger engine. In terms of performance, 1959 AC Greyhound (123 HP @ 5750 RPM) has 48 more horse power than 1989 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1959 AC Greyhound should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1959 AC Greyhound weights approximately 55 kg more than 1989 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1959 AC Greyhound is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1959 AC Greyhound. However, in wet, icy, snow, or gravel driving conditions, 1989 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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, 1959 AC Greyhound (179 Nm @ 4500 RPM) has 50 more torque (in Nm) than 1989 Renault 21. (129 Nm @ 3250 RPM). This means 1959 AC Greyhound will have an easier job in driving up hills or pulling heavy equipment than 1989 Renault 21.
Compare all specifications:
| 1959 AC Greyhound | 1989 Renault 21 | |
| Make | AC | Renault |
| Model | Greyhound | 21 |
| Year Released | 1959 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 123 HP | 75 HP |
| Engine RPM | 5750 RPM | 5000 RPM |
| Torque | 179 Nm | 129 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Engine Bore Size | 66 mm | 81 mm |
| Engine Stroke Size | 96 mm | 83.5 mm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 167 km/hour | 176 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1015 kg | 960 kg |
| Vehicle Length | 4580 mm | 4470 mm |
| Vehicle Width | 1660 mm | 1730 mm |
| Vehicle Height | 1340 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2550 mm |
| Fuel Tank Capacity | 54 L | 55 L |
