2009 BMW 745 vs. 1987 Renault 21
To start off, 2009 BMW 745 is newer by 22 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 4,396 cc (8 cylinders), 2009 BMW 745 is equipped with a bigger engine. In terms of performance, 2009 BMW 745 (328 HP @ 6100 RPM) has 253 more horse power than 1987 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2009 BMW 745 should accelerate faster than 1987 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 745 weights approximately 1030 kg more than 1987 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 745 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 745. However, in wet, icy, snow, or gravel driving conditions, 1987 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 BMW 745 (450 Nm @ 3600 RPM) has 320 more torque (in Nm) than 1987 Renault 21. (130 Nm @ 3250 RPM). This means 2009 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21. 2009 BMW 745 has automatic transmission and 1987 Renault 21 has manual transmission. 1987 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW 745 will be easier to drive especially in heavy traffic.
Compare all specifications:
2009 BMW 745 | 1987 Renault 21 | |
Make | BMW | Renault |
Model | 745 | 21 |
Year Released | 2009 | 1987 |
Engine Position | Front | Front |
Engine Size | 4396 cc | 1721 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 328 HP | 75 HP |
Engine RPM | 6100 RPM | 5000 RPM |
Torque | 450 Nm | 130 Nm |
Torque RPM | 3600 RPM | 3250 RPM |
Engine Bore Size | 92 mm | 81 mm |
Engine Stroke Size | 82.7 mm | 83.5 mm |
Fuel Type | Gasoline - Premium | Gasoline |
Top Speed | 250 km/hour | 176 km/hour |
Drive Type | Rear | Front |
Transmission Type | Automatic | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1985 kg | 955 kg |
Vehicle Length | 5180 mm | 4470 mm |
Vehicle Width | 1910 mm | 1730 mm |
Vehicle Height | 1500 mm | 1430 mm |
Wheelbase Size | 3140 mm | 2550 mm |
Fuel Consumption Overall | 11.2 L/100km | 7 L/100km |
Fuel Tank Capacity | 88 L | 55 L |