2009 Alpina Roadster vs. 1984 Renault 25
To start off, 2009 Alpina Roadster is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Renault 25. In addition, the cost of maintenance, including insurance, on 1984 Renault 25 would be higher. At 3,346 cc (6 cylinders), 2009 Alpina Roadster is equipped with a bigger engine. In terms of performance, 2009 Alpina Roadster (296 HP @ 6300 RPM) has 174 more horse power than 1984 Renault 25. (122 HP @ 5250 RPM). In normal driving conditions, 2009 Alpina Roadster should accelerate faster than 1984 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina Roadster weights approximately 195 kg more than 1984 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, 2009 Alpina Roadster (362 Nm @ 4800 RPM) has 169 more torque (in Nm) than 1984 Renault 25. (193 Nm @ 2750 RPM). This means 2009 Alpina Roadster will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 25.
Compare all specifications:
| 2009 Alpina Roadster | 1984 Renault 25 | |
| Make | Alpina | Renault |
| Model | Roadster | 25 |
| Year Released | 2009 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2165 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 296 HP | 122 HP |
| Engine RPM | 6300 RPM | 5250 RPM |
| Torque | 362 Nm | 193 Nm |
| Torque RPM | 4800 RPM | 2750 RPM |
| Engine Bore Size | 87 mm | 88 mm |
| Engine Stroke Size | 93.8 mm | 89 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1395 kg | 1200 kg |
| Vehicle Length | 4100 mm | 4630 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2500 mm | 2730 mm |
| Fuel Tank Capacity | 55 L | 34 L |
