2007 Acura RDX vs. 1987 Renault 21
To start off, 2007 Acura RDX is newer by 20 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 2,300 cc (4 cylinders), 2007 Acura RDX is equipped with a bigger engine. In terms of performance, 2007 Acura RDX (240 HP @ 6000 RPM) has 165 more horse power than 1987 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2007 Acura RDX should accelerate faster than 1987 Renault 21.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 1987 Renault 21. In wet, icy, snow, or gravel driving conditions, 2007 Acura RDX 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, 2007 Acura RDX (353 Nm @ 4500 RPM) has 223 more torque (in Nm) than 1987 Renault 21. (130 Nm @ 3250 RPM). This means 2007 Acura RDX will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21. 2007 Acura RDX 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. 2007 Acura RDX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Acura RDX | 1987 Renault 21 | |
| Make | Acura | Renault |
| Model | RDX | 21 |
| Year Released | 2007 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 240 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 353 Nm | 130 Nm |
| Torque RPM | 4500 RPM | 3250 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4600 mm | 4470 mm |
| Vehicle Width | 1880 mm | 1730 mm |
| Vehicle Height | 1660 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
| Fuel Consumption Overall | 11.2 L/100km | 7 L/100km |
| Fuel Tank Capacity | 68 L | 55 L |
