1988 Renault 25 vs. 1986 Renault 21
To start off, 1988 Renault 25 is newer by 2 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 2,458 cc (6 cylinders), 1988 Renault 25 is equipped with a bigger engine. In terms of performance, 1988 Renault 25 (180 HP @ 5500 RPM) has 105 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1988 Renault 25 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1988 Renault 25 weights approximately 395 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1988 Renault 25 (280 Nm @ 3000 RPM) has 151 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 1988 Renault 25 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1988 Renault 25 | 1986 Renault 21 | |
| Make | Renault | Renault |
| Model | 25 | 21 |
| Year Released | 1988 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2458 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 180 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 280 Nm | 129 Nm |
| Torque RPM | 3000 RPM | 3250 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1350 kg | 955 kg |
| Vehicle Length | 4720 mm | 4470 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1410 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2670 mm |
