2007 BMW Z4 vs. 1985 Renault 25
To start off, 2007 BMW Z4 is newer by 22 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 2,497 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (215 HP @ 6500 RPM) has 152 more horse power than 1985 Renault 25. (63 HP @ 4500 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 1985 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 182 kg more than 1985 Renault 25. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW Z4 (250 Nm @ 2750 RPM) has 121 more torque (in Nm) than 1985 Renault 25. (129 Nm @ 2250 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 25.
Compare all specifications:
| 2007 BMW Z4 | 1985 Renault 25 | |
| Make | BMW | Renault |
| Model | Z4 | 25 |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2068 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 63 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 250 Nm | 129 Nm |
| Torque RPM | 2750 RPM | 2250 RPM |
| Engine Bore Size | 82 mm | 86.1 mm |
| Engine Stroke Size | 78.8 mm | 89 mm |
| Engine Compression Ratio | 11.0:1 | 21.5:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1362 kg | 1180 kg |
| Vehicle Length | 4100 mm | 4630 mm |
| Vehicle Width | 1310 mm | 1780 mm |
| Vehicle Height | 1790 mm | 1410 mm |
| Wheelbase Size | 2500 mm | 2730 mm |
| Fuel Tank Capacity | 55 L | 38 L |
