1973 Mercury Montego vs. 1991 Rover 100
To start off, 1991 Rover 100 is newer by 18 year(s). Which means there will be less support and parts availability for 1973 Mercury Montego. In addition, the cost of maintenance, including insurance, on 1973 Mercury Montego would be higher. At 4,095 cc (6 cylinders), 1973 Mercury Montego is equipped with a bigger engine. In terms of performance, 1991 Rover 100 (102 HP @ 6000 RPM) has 6 more horse power than 1973 Mercury Montego. (96 HP @ 3600 RPM) In normal driving conditions, 1991 Rover 100 should accelerate faster than 1973 Mercury Montego. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercury Montego weights approximately 825 kg more than 1991 Rover 100.
Let's talk about torque, 1973 Mercury Montego (248 Nm @ 1600 RPM) has 113 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 1973 Mercury Montego will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 1973 Mercury Montego | 1991 Rover 100 | |
| Make | Mercury | Rover |
| Model | Montego | 100 |
| Year Released | 1973 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4095 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 96 HP | 102 HP |
| Engine RPM | 3600 RPM | 6000 RPM |
| Torque | 248 Nm | 135 Nm |
| Torque RPM | 1600 RPM | 5000 RPM |
| Engine Bore Size | 93.6 mm | 75 mm |
| Engine Stroke Size | 99.3 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 6 seats | 5 seats |
| Vehicle Weight | 1695 kg | 870 kg |
| Vehicle Length | 5300 mm | 3530 mm |
| Vehicle Width | 2010 mm | 1570 mm |
| Vehicle Height | 1350 mm | 1380 mm |
