1999 Ford Mustang vs. 1971 Renault 15
To start off, 1999 Ford Mustang is newer by 28 year(s). Which means there will be less support and parts availability for 1971 Renault 15. In addition, the cost of maintenance, including insurance, on 1971 Renault 15 would be higher. At 3,801 cc (6 cylinders), 1999 Ford Mustang is equipped with a bigger engine. In terms of performance, 1999 Ford Mustang (187 HP @ 5250 RPM) has 128 more horse power than 1971 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1999 Ford Mustang should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1999 Ford Mustang weights approximately 445 kg more than 1971 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, 1999 Ford Mustang (298 Nm @ 2750 RPM) has 200 more torque (in Nm) than 1971 Renault 15. (98 Nm @ 3500 RPM). This means 1999 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1999 Ford Mustang | 1971 Renault 15 | |
| Make | Ford | Renault |
| Model | Mustang | 15 |
| Year Released | 1999 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3801 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 187 HP | 59 HP |
| Engine RPM | 5250 RPM | 5500 RPM |
| Torque | 298 Nm | 98 Nm |
| Torque RPM | 2750 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1410 kg | 965 kg |
| Vehicle Length | 4620 mm | 4270 mm |
| Vehicle Width | 1830 mm | 1640 mm |
| Vehicle Height | 1360 mm | 1320 mm |
| Wheelbase Size | 2580 mm | 2440 mm |
| Fuel Tank Capacity | 45 L | 55 L |
