2008 Infiniti M vs. 1986 Renault 21
To start off, 2008 Infiniti M is newer by 22 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 4,493 cc (8 cylinders), 2008 Infiniti M is equipped with a bigger engine. In terms of performance, 2008 Infiniti M (325 HP) has 258 more horse power than 1986 Renault 21. (67 HP). In normal driving conditions, 2008 Infiniti M should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2008 Infiniti M weights approximately 752 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 1986 Renault 21. In wet, icy, snow, or gravel driving conditions, 2008 Infiniti M 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 Infiniti M (456 Nm @ 4000 RPM) has 327 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 2250 RPM). This means 2008 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2008 Infiniti M has automatic transmission and 1986 Renault 21 has manual transmission. 1986 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Infiniti M | 1986 Renault 21 | |
| Make | Infiniti | Renault |
| Model | M | 21 |
| Year Released | 2008 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 2068 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 325 HP | 67 HP |
| Torque | 456 Nm | 129 Nm |
| Torque RPM | 4000 RPM | 2250 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1837 kg | 1085 kg |
| Vehicle Length | 4900 mm | 4540 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1520 mm | 1430 mm |
| Wheelbase Size | 2910 mm | 2670 mm |
