2007 Alfa Romeo 156 vs. 1988 Renault 21
To start off, 2007 Alfa Romeo 156 is newer by 19 year(s). Which means there will be less support and parts availability for 1988 Renault 21. In addition, the cost of maintenance, including insurance, on 1988 Renault 21 would be higher. At 2,490 cc (6 cylinders), 2007 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 156 (189 HP @ 6300 RPM) has 125 more horse power than 1988 Renault 21. (64 HP @ 4500 RPM). In normal driving conditions, 2007 Alfa Romeo 156 should accelerate faster than 1988 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 156 weights approximately 250 kg more than 1988 Renault 21. 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, 2007 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 100 more torque (in Nm) than 1988 Renault 21. (118 Nm @ 2250 RPM). This means 2007 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1988 Renault 21.
Compare all specifications:
| 2007 Alfa Romeo 156 | 1988 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | 156 | 21 |
| Year Released | 2007 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1870 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 189 HP | 64 HP |
| Engine RPM | 6300 RPM | 4500 RPM |
| Torque | 218 Nm | 118 Nm |
| Torque RPM | 5000 RPM | 2250 RPM |
| Engine Bore Size | 88 mm | 80 mm |
| Engine Stroke Size | 68.3 mm | 93 mm |
| Engine Compression Ratio | 10.3:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1355 kg | 1105 kg |
| Vehicle Length | 4440 mm | 4650 mm |
| Vehicle Width | 1750 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2820 mm |
