1982 Alfa Romeo Spider vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 4 year(s). Which means there will be less support and parts availability for 1982 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1982 Alfa Romeo Spider would be higher. At 1,870 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1982 Alfa Romeo Spider (108 HP) has 44 more horse power than 1986 Renault 21. (64 HP). In normal driving conditions, 1982 Alfa Romeo Spider should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1986 Renault 21 weights approximately 50 kg more than 1982 Alfa Romeo Spider.
Because 1982 Alfa Romeo Spider 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 1982 Alfa Romeo Spider. 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, 1982 Alfa Romeo Spider (145 Nm @ 4000 RPM) has 27 more torque (in Nm) than 1986 Renault 21. (118 Nm @ 2250 RPM). This means 1982 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1982 Alfa Romeo Spider | 1986 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | Spider | 21 |
| Year Released | 1982 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1870 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 64 HP |
| Torque | 145 Nm | 118 Nm |
| Torque RPM | 4000 RPM | 2250 RPM |
| Engine Bore Size | 78 mm | 80 mm |
| Engine Stroke Size | 82 mm | 93 mm |
| Engine Compression Ratio | 9.0:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1000 kg | 1050 kg |
| Vehicle Length | 4130 mm | 4540 mm |
| Vehicle Width | 1640 mm | 1730 mm |
| Vehicle Height | 1300 mm | 1430 mm |
| Wheelbase Size | 2260 mm | 2670 mm |
