2004 Alfa Romeo 156 vs. 1984 Renault 25
To start off, 2004 Alfa Romeo 156 is newer by 20 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 2,165 cc (4 cylinders), 1984 Renault 25 is equipped with a bigger engine. In terms of performance, 1984 Renault 25 (123 HP @ 5250 RPM) has 10 more horse power than 2004 Alfa Romeo 156. (113 HP @ 4000 RPM) In normal driving conditions, 1984 Renault 25 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 205 kg more than 1984 Renault 25.
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, 2004 Alfa Romeo 156 (275 Nm @ 2000 RPM) has 93 more torque (in Nm) than 1984 Renault 25. (182 Nm @ 2750 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 25.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1984 Renault 25 | |
| Make | Alfa Romeo | Renault |
| Model | 156 | 25 |
| Year Released | 2004 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 2165 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 123 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 275 Nm | 182 Nm |
| Torque RPM | 2000 RPM | 2750 RPM |
| Engine Bore Size | 82 mm | 88 mm |
| Engine Stroke Size | 90.4 mm | 89 mm |
| Engine Compression Ratio | 18.4:1 | 9.9:1 |
| Top Speed | 191 km/hour | 195 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1405 kg | 1200 kg |
| Vehicle Length | 4440 mm | 4630 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2730 mm |
| Fuel Tank Capacity | 63 L | 34 L |
