2005 Alfa Romeo 147 vs. 1984 Renault 25
To start off, 2005 Alfa Romeo 147 is newer by 21 year(s). Which means there will be less support and parts availability for 1984 Renault 25. In addition, the cost of maintenance, including insurance, on 1984 Renault 25 would be higher. At 2,664 cc (6 cylinders), 1984 Renault 25 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 147 (148 HP @ 6300 RPM) has 4 more horse power than 1984 Renault 25. (144 HP @ 5500 RPM). In normal driving conditions, 2005 Alfa Romeo 147 should accelerate faster than 1984 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 147 weights approximately 35 kg more than 1984 Renault 25. 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, 1984 Renault 25 (215 Nm @ 3000 RPM) has 34 more torque (in Nm) than 2005 Alfa Romeo 147. (181 Nm @ 3800 RPM). This means 1984 Renault 25 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147.
Compare all specifications:
| 2005 Alfa Romeo 147 | 1984 Renault 25 | |
| Make | Alfa Romeo | Renault |
| Model | 147 | 25 |
| Year Released | 2005 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2664 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 144 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 181 Nm | 215 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 88 mm |
| Engine Stroke Size | 91 mm | 73 mm |
| Engine Compression Ratio | 10.0:1 | 9.2:1 |
| Top Speed | 208 km/hour | 198 km/hour |
| Acceleration 0-100mph | 9.3 seconds | 10.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1290 kg |
| Vehicle Length | 4180 mm | 4650 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2730 mm |
