2007 BMW X3 vs. 1976 Renault 15
To start off, 2007 BMW X3 is newer by 31 year(s). Which means there will be less support and parts availability for 1976 Renault 15. In addition, the cost of maintenance, including insurance, on 1976 Renault 15 would be higher. At 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 117 more horse power than 1976 Renault 15. (98 HP @ 5750 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 1976 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 705 kg more than 1976 Renault 15. 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 X3 (480 Nm @ 1750 RPM) has 345 more torque (in Nm) than 1976 Renault 15. (135 Nm @ 3500 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1976 Renault 15.
Compare all specifications:
| 2007 BMW X3 | 1976 Renault 15 | |
| Make | BMW | Renault |
| Model | X3 | 15 |
| Year Released | 2007 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1647 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 215 HP | 98 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 480 Nm | 135 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 79 mm |
| Engine Stroke Size | 90 mm | 84 mm |
| Engine Compression Ratio | 17.0:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1765 kg | 1060 kg |
| Vehicle Length | 4570 mm | 4270 mm |
| Vehicle Width | 1680 mm | 1640 mm |
| Vehicle Height | 1880 mm | 1320 mm |
| Wheelbase Size | 2800 mm | 2450 mm |
| Fuel Tank Capacity | 67 L | 56 L |
