2005 Infiniti M vs. 1972 Renault 15
To start off, 2005 Infiniti M is newer by 33 year(s). Which means there will be less support and parts availability for 1972 Renault 15. In addition, the cost of maintenance, including insurance, on 1972 Renault 15 would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (335 HP @ 6400 RPM) has 276 more horse power than 1972 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2005 Infiniti M should accelerate faster than 1972 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti M weights approximately 775 kg more than 1972 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, 2005 Infiniti M (453 Nm @ 4000 RPM) has 355 more torque (in Nm) than 1972 Renault 15. (98 Nm @ 3500 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 1972 Renault 15.
Compare all specifications:
| 2005 Infiniti M | 1972 Renault 15 | |
| Make | Infiniti | Renault |
| Model | M | 15 |
| Year Released | 2005 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1289 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 335 HP | 59 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 453 Nm | 98 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 93 mm | 75 mm |
| Engine Stroke Size | 82.7 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1740 kg | 965 kg |
| Vehicle Length | 5020 mm | 4270 mm |
| Vehicle Width | 1780 mm | 1640 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2810 mm | 2440 mm |
| Fuel Tank Capacity | 79 L | 55 L |
