1981 Renault 9 vs. 2011 Alfa Romeo 159
To start off, 2011 Alfa Romeo 159 is newer by 30 year(s). Which means there will be less support and parts availability for 1981 Renault 9. In addition, the cost of maintenance, including insurance, on 1981 Renault 9 would be higher. At 1,859 cc (4 cylinders), 2011 Alfa Romeo 159 is equipped with a bigger engine. In terms of performance, 2011 Alfa Romeo 159 (158 HP @ 6500 RPM) has 104 more horse power than 1981 Renault 9. (54 HP @ 4800 RPM) In normal driving conditions, 2011 Alfa Romeo 159 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alfa Romeo 159 weights approximately 640 kg more than 1981 Renault 9. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2011 Alfa Romeo 159 (190 Nm @ 4500 RPM) has 86 more torque (in Nm) than 1981 Renault 9. (104 Nm @ 2250 RPM). This means 2011 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 9.
Compare all specifications:
| 1981 Renault 9 | 2011 Alfa Romeo 159 | |
| Make | Renault | Alfa Romeo |
| Model | 9 | 159 |
| Year Released | 1981 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 1859 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 54 HP | 158 HP |
| Engine RPM | 4800 RPM | 6500 RPM |
| Torque | 104 Nm | 190 Nm |
| Torque RPM | 2250 RPM | 4500 RPM |
| Engine Bore Size | 78 mm | 86 mm |
| Engine Stroke Size | 83.5 mm | 80 mm |
| Engine Compression Ratio | 22.5:1 | 11.3:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 915 kg | 1555 kg |
| Vehicle Length | 4070 mm | 4670 mm |
| Vehicle Width | 1660 mm | 1830 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2490 mm | 2710 mm |
| Fuel Tank Capacity | 38 L | 70 L |
