1997 Alfa Romeo 145 vs. 1989 Renault 21
To start off, 1997 Alfa Romeo 145 is newer by 8 year(s). Which means there will be less support and parts availability for 1989 Renault 21. In addition, the cost of maintenance, including insurance, on 1989 Renault 21 would be higher. At 1,721 cc (4 cylinders), 1989 Renault 21 is equipped with a bigger engine. In terms of performance, 1997 Alfa Romeo 145 (102 HP @ 6300 RPM) has 10 more horse power than 1989 Renault 21. (92 HP @ 5750 RPM). In normal driving conditions, 1997 Alfa Romeo 145 should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1997 Alfa Romeo 145 weights approximately 49 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.
Let's talk about torque, 1989 Renault 21 (135 Nm @ 3000 RPM) has 11 more torque (in Nm) than 1997 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 1989 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1997 Alfa Romeo 145.
Compare all specifications:
| 1997 Alfa Romeo 145 | 1989 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | 145 | 21 |
| Year Released | 1997 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1370 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 102 HP | 92 HP |
| Engine RPM | 6300 RPM | 5750 RPM |
| Torque | 124 Nm | 135 Nm |
| Torque RPM | 4600 RPM | 3000 RPM |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1135 kg | 1086 kg |
| Vehicle Length | 4100 mm | 4470 mm |
| Vehicle Width | 1720 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2550 mm |
