2005 Audi S4 vs. 1991 Renault 21
To start off, 2005 Audi S4 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Renault 21. In addition, the cost of maintenance, including insurance, on 1991 Renault 21 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 265 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 820 kg more than 1991 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 281 more torque (in Nm) than 1991 Renault 21. (129 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
2005 Audi S4 | 1991 Renault 21 | |
Make | Audi | Renault |
Model | S4 | 21 |
Year Released | 2005 | 1991 |
Engine Position | Front | Front |
Engine Size | 4161 cc | 1721 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 5 valves | 2 valves |
Horse Power | 340 HP | 75 HP |
Engine RPM | 6300 RPM | 5000 RPM |
Torque | 410 Nm | 129 Nm |
Engine Bore Size | 85 mm | 81 mm |
Engine Stroke Size | 93 mm | 83.5 mm |
Engine Compression Ratio | 11.0:1 | 9.2:1 |
Vehicle Weight | 1840 kg | 1020 kg |
Vehicle Length | 4580 mm | 4650 mm |
Vehicle Width | 1780 mm | 1720 mm |
Vehicle Height | 1400 mm | 1430 mm |
Wheelbase Size | 2660 mm | 2820 mm |