1991 Audi Coupe vs. 1990 Renault 21
To start off, 1991 Audi Coupe is newer by 1 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 2,771 cc (6 cylinders), 1991 Audi Coupe is equipped with a bigger engine. In terms of performance, 1991 Audi Coupe (172 HP @ 5500 RPM) has 97 more horse power than 1990 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1991 Audi Coupe should accelerate faster than 1990 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi Coupe weights approximately 380 kg more than 1990 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, 1991 Audi Coupe (250 Nm @ 3000 RPM) has 121 more torque (in Nm) than 1990 Renault 21. (129 Nm @ 3250 RPM). This means 1991 Audi Coupe will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 1991 Audi Coupe | 1990 Renault 21 | |
| Make | Audi | Renault |
| Model | Coupe | 21 |
| Year Released | 1991 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 250 Nm | 129 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Engine Bore Size | 82.5 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 83.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1400 kg | 1020 kg |
| Vehicle Length | 4370 mm | 4650 mm |
| Vehicle Width | 1720 mm | 1720 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2560 mm | 2820 mm |
