1985 Renault 25 vs. 1989 Renault 21
To start off, 1989 Renault 21 is newer by 4 year(s). Which means there will be less support and parts availability for 1985 Renault 25. In addition, the cost of maintenance, including insurance, on 1985 Renault 25 would be higher. At 2,068 cc (4 cylinders), 1985 Renault 25 is equipped with a bigger engine. In terms of performance, 1989 Renault 21 (75 HP @ 5000 RPM) has 12 more horse power than 1985 Renault 25. (63 HP @ 4500 RPM) In normal driving conditions, 1989 Renault 21 should accelerate faster than 1985 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 1985 Renault 25 weights approximately 160 kg more than 1989 Renault 21.
Let's talk about torque, both vehicles can yield 129 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1985 Renault 25 | 1989 Renault 21 | |
| Make | Renault | Renault |
| Model | 25 | 21 |
| Year Released | 1985 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 2068 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 75 HP |
| Engine RPM | 4500 RPM | 5000 RPM |
| Torque | 129 Nm | 129 Nm |
| Torque RPM | 2250 RPM | 3250 RPM |
| Engine Compression Ratio | 21.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1180 kg | 1020 kg |
| Vehicle Length | 4630 mm | 4650 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2820 mm |
