2004 Caterham 7 vs. 1985 Renault 25
To start off, 2004 Caterham 7 is newer by 19 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 2,261 cc (4 cylinders), 2004 Caterham 7 is equipped with a bigger engine. In terms of performance, 2004 Caterham 7 (200 HP @ 7000 RPM) has 137 more horse power than 1985 Renault 25. (63 HP @ 4500 RPM). In normal driving conditions, 2004 Caterham 7 should accelerate faster than 1985 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 1985 Renault 25 weights approximately 640 kg more than 2004 Caterham 7.
Let's talk about torque, 2004 Caterham 7 (224 Nm @ 5750 RPM) has 95 more torque (in Nm) than 1985 Renault 25. (129 Nm @ 2250 RPM). This means 2004 Caterham 7 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 25.
Compare all specifications:
| 2004 Caterham 7 | 1985 Renault 25 | |
| Make | Caterham | Renault |
| Model | 7 | 25 |
| Year Released | 2004 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 200 HP | 63 HP |
| Engine RPM | 7000 RPM | 4500 RPM |
| Torque | 224 Nm | 129 Nm |
| Torque RPM | 5750 RPM | 2250 RPM |
| Engine Bore Size | 87.6 mm | 86.1 mm |
| Engine Stroke Size | 94 mm | 89 mm |
| Vehicle Weight | 540 kg | 1180 kg |
| Vehicle Length | 3310 mm | 4630 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1150 mm | 1410 mm |
| Wheelbase Size | 2230 mm | 2730 mm |
