2008 BMW X3 vs. 1991 Renault 21
To start off, 2008 BMW X3 is newer by 17 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 2,979 cc (6 cylinders), 2008 BMW X3 is equipped with a bigger engine. In terms of performance, 2008 BMW X3 (228 HP @ 5900 RPM) has 153 more horse power than 1991 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2008 BMW X3 should accelerate faster than 1991 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X3 weights approximately 815 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.
Because 2008 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Renault 21. In wet, icy, snow, or gravel driving conditions, 2008 BMW X3 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, 2008 BMW X3 (300 Nm @ 3500 RPM) has 171 more torque (in Nm) than 1991 Renault 21. (129 Nm @ 3250 RPM). This means 2008 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 21.
Compare all specifications:
2008 BMW X3 | 1991 Renault 21 | |
Make | BMW | Renault |
Model | X3 | 21 |
Year Released | 2008 | 1991 |
Engine Position | Front | Front |
Engine Size | 2979 cc | 1721 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 228 HP | 75 HP |
Engine RPM | 5900 RPM | 5000 RPM |
Torque | 300 Nm | 129 Nm |
Torque RPM | 3500 RPM | 3250 RPM |
Engine Compression Ratio | 10.0:1 | 9.2:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | Front |
Vehicle Weight | 1835 kg | 1020 kg |
Vehicle Length | 4570 mm | 4650 mm |
Vehicle Width | 1860 mm | 1720 mm |
Vehicle Height | 1680 mm | 1430 mm |
Wheelbase Size | 2800 mm | 2820 mm |