1999 Alfa Romeo 145 vs. 1986 Renault 21
To start off, 1999 Alfa Romeo 145 is newer by 13 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 1,998 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 145 (153 HP @ 6400 RPM) has 33 more horse power than 1986 Renault 21. (120 HP @ 5500 RPM). In normal driving conditions, 1999 Alfa Romeo 145 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alfa Romeo 145 weights approximately 107 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1999 Alfa Romeo 145 (187 Nm @ 3500 RPM) has 19 more torque (in Nm) than 1986 Renault 21. (168 Nm @ 4500 RPM). This means 1999 Alfa Romeo 145 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1999 Alfa Romeo 145 | 1986 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | 145 | 21 |
| Year Released | 1999 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 120 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 187 Nm | 168 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 83 mm | 88.1 mm |
| Engine Stroke Size | 91.1 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1242 kg | 1135 kg |
| Vehicle Length | 4070 mm | 4650 mm |
| Vehicle Width | 1720 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2760 mm |
