2007 Audi A4 vs. 1988 Renault 21
To start off, 2007 Audi A4 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 1,995 cc (4 cylinders), 1988 Renault 21 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (161 HP @ 5700 RPM) has 21 more horse power than 1988 Renault 21. (140 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1988 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 339 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 Audi A4 (225 Nm @ 1950 RPM) has 48 more torque (in Nm) than 1988 Renault 21. (177 Nm @ 4300 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1988 Renault 21.
Compare all specifications:
| 2007 Audi A4 | 1988 Renault 21 | |
| Make | Audi | Renault |
| Model | A4 | 21 |
| Year Released | 2007 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 140 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 225 Nm | 177 Nm |
| Torque RPM | 1950 RPM | 4300 RPM |
| Engine Bore Size | 81 mm | 88 mm |
| Engine Stroke Size | 86.4 mm | 82 mm |
| Top Speed | 220 km/hour | 205 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 9.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1494 kg | 1155 kg |
| Vehicle Length | 4590 mm | 4460 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2650 mm | 2610 mm |
