2004 Audi A4 vs. 1990 Renault 21
To start off, 2004 Audi A4 is newer by 14 year(s). Which means there will be less support and parts availability for 1990 Renault 21. In addition, the cost of maintenance, including insurance, on 1990 Renault 21 would be higher. At 2,068 cc (4 cylinders), 1990 Renault 21 is equipped with a bigger engine. In terms of performance, 1990 Renault 21 (175 HP @ 5200 RPM) has 38 more horse power than 2004 Audi A4. (137 HP @ 4000 RPM) In normal driving conditions, 1990 Renault 21 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 137 kg more than 1990 Renault 21.
Because 1990 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A4. In wet, icy, snow, or gravel driving conditions, 1990 Renault 21 will offer significantly more control. 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 Audi A4 (310 Nm @ 1740 RPM) has 39 more torque (in Nm) than 1990 Renault 21. (271 Nm @ 3000 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 2004 Audi A4 | 1990 Renault 21 | |
| Make | Audi | Renault |
| Model | A4 | 21 |
| Year Released | 2004 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 137 HP | 175 HP |
| Engine RPM | 4000 RPM | 5200 RPM |
| Torque | 310 Nm | 271 Nm |
| Torque RPM | 1740 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 88 mm |
| Engine Stroke Size | 95.5 mm | 82 mm |
| Top Speed | 201 km/hour | 222 km/hour |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1482 kg | 1345 kg |
| Vehicle Length | 4590 mm | 4650 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2580 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 62 L |
