1981 Renault 9 vs. 2004 Alfa Romeo 156
To start off, 2004 Alfa Romeo 156 is newer by 23 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 3,179 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (247 HP @ 6200 RPM) has 200 more horse power than 1981 Renault 9. (47 HP @ 5250 RPM) In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1981 Renault 9. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 716 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.
Compare all specifications:
| 1981 Renault 9 | 2004 Alfa Romeo 156 | |
| Make | Renault | Alfa Romeo |
| Model | 9 | 156 |
| Year Released | 1981 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1108 cc | 3179 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 47 HP | 247 HP |
| Engine RPM | 5250 RPM | 6200 RPM |
| Torque RPM | 2500 RPM | 4800 RPM |
| Engine Bore Size | 70 mm | 93 mm |
| Engine Stroke Size | 72 mm | 78 mm |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 820 kg | 1536 kg |
| Vehicle Length | 4070 mm | 4450 mm |
| Vehicle Width | 1660 mm | 1750 mm |
| Vehicle Height | 1410 mm | 1400 mm |
| Wheelbase Size | 2490 mm | 2710 mm |
| Fuel Tank Capacity | 38 L | 63 L |
