1981 Alfa Romeo Alfa 6 vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 5 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo Alfa 6 would be higher. At 2,068 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1981 Alfa Romeo Alfa 6 (133 HP) has 66 more horse power than 1986 Renault 21. (67 HP). In normal driving conditions, 1981 Alfa Romeo Alfa 6 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1981 Alfa Romeo Alfa 6 weights approximately 385 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Alfa Romeo Alfa 6 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 1981 Alfa Romeo Alfa 6. However, in wet, icy, snow, or gravel driving conditions, 1986 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, 1981 Alfa Romeo Alfa 6 (178 Nm @ 4500 RPM) has 49 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 2250 RPM). This means 1981 Alfa Romeo Alfa 6 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1981 Alfa Romeo Alfa 6 | 1986 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | Alfa 6 | 21 |
| Year Released | 1981 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2068 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 133 HP | 67 HP |
| Torque | 178 Nm | 129 Nm |
| Torque RPM | 4500 RPM | 2250 RPM |
| Engine Bore Size | 80 mm | 86.1 mm |
| Engine Stroke Size | 66.2 mm | 89 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1470 kg | 1085 kg |
| Vehicle Length | 4770 mm | 4540 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2610 mm | 2670 mm |
