1999 Infiniti QX4 vs. 1988 Renault 21
To start off, 1999 Infiniti QX4 is newer by 11 year(s). Which means there will be less support and parts availability for 1988 Renault 21. In addition, the cost of maintenance, including insurance, on 1988 Renault 21 would be higher. At 3,498 cc (6 cylinders), 1999 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 1999 Infiniti QX4 (238 HP @ 6000 RPM) has 98 more horse power than 1988 Renault 21. (140 HP @ 6000 RPM). In normal driving conditions, 1999 Infiniti QX4 should accelerate faster than 1988 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti QX4 weights approximately 807 kg more than 1988 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 1988 Renault 21. In wet, icy, snow, or gravel driving conditions, 1999 Infiniti QX4 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, 1999 Infiniti QX4 (359 Nm @ 3200 RPM) has 182 more torque (in Nm) than 1988 Renault 21. (177 Nm @ 4300 RPM). This means 1999 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 1988 Renault 21. 1999 Infiniti QX4 has automatic transmission and 1988 Renault 21 has manual transmission. 1988 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Infiniti QX4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Infiniti QX4 | 1988 Renault 21 | |
| Make | Infiniti | Renault |
| Model | QX4 | 21 |
| Year Released | 1999 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 238 HP | 140 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 359 Nm | 177 Nm |
| Torque RPM | 3200 RPM | 4300 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1962 kg | 1155 kg |
| Vehicle Length | 4660 mm | 4460 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1800 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2610 mm |
