1985 BMW M5 vs. 1991 Renault 25
To start off, 1991 Renault 25 is newer by 6 year(s). Which means there will be less support and parts availability for 1985 BMW M5. In addition, the cost of maintenance, including insurance, on 1985 BMW M5 would be higher. At 3,453 cc (6 cylinders), 1985 BMW M5 is equipped with a bigger engine. In terms of performance, 1985 BMW M5 (256 HP @ 4800 RPM) has 154 more horse power than 1991 Renault 25. (102 HP @ 5500 RPM). In normal driving conditions, 1985 BMW M5 should accelerate faster than 1991 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 1985 BMW M5 weights approximately 355 kg more than 1991 Renault 25. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 BMW M5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1985 BMW M5. However, in wet, icy, snow, or gravel driving conditions, 1991 Renault 25, being front wheel drive (FWD), will offer much better control with better grip. 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, 1985 BMW M5 (290 Nm @ 4500 RPM) has 131 more torque (in Nm) than 1991 Renault 25. (159 Nm @ 3000 RPM). This means 1985 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Renault 25.
Compare all specifications:
| 1985 BMW M5 | 1991 Renault 25 | |
| Make | BMW | Renault |
| Model | M5 | 25 |
| Year Released | 1985 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 256 HP | 102 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 290 Nm | 159 Nm |
| Torque RPM | 4500 RPM | 3000 RPM |
| Engine Bore Size | 91.9 mm | 88 mm |
| Engine Stroke Size | 86.1 mm | 82 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1500 kg | 1145 kg |
| Vehicle Length | 4630 mm | 4720 mm |
| Vehicle Width | 1710 mm | 1780 mm |
| Vehicle Height | 1410 mm | 1410 mm |
| Wheelbase Size | 2580 mm | 2730 mm |
