2005 Mercury Montego vs. 1979 Renault 15
To start off, 2005 Mercury Montego is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Renault 15. In addition, the cost of maintenance, including insurance, on 1979 Renault 15 would be higher. At 2,967 cc (6 cylinders), 2005 Mercury Montego is equipped with a bigger engine. In terms of performance, 2005 Mercury Montego (197 HP @ 5650 RPM) has 138 more horse power than 1979 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2005 Mercury Montego should accelerate faster than 1979 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercury Montego weights approximately 691 kg more than 1979 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 Mercury Montego (272 Nm @ 4500 RPM) has 174 more torque (in Nm) than 1979 Renault 15. (98 Nm @ 3500 RPM). This means 2005 Mercury Montego will have an easier job in driving up hills or pulling heavy equipment than 1979 Renault 15.
Compare all specifications:
| 2005 Mercury Montego | 1979 Renault 15 | |
| Make | Mercury | Renault |
| Model | Montego | 15 |
| Year Released | 2005 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 197 HP | 59 HP |
| Engine RPM | 5650 RPM | 5500 RPM |
| Torque | 272 Nm | 98 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 75 mm |
| Engine Stroke Size | 80 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1656 kg | 965 kg |
| Vehicle Length | 5100 mm | 4260 mm |
| Vehicle Width | 1880 mm | 1640 mm |
| Vehicle Height | 1530 mm | 1320 mm |
| Wheelbase Size | 2900 mm | 2440 mm |
| Fuel Tank Capacity | 72 L | 55 L |
