2007 Mercury Mariner vs. 1949 Rover P4
To start off, 2007 Mercury Mariner is newer by 58 year(s). Which means there will be less support and parts availability for 1949 Rover P4. In addition, the cost of maintenance, including insurance, on 1949 Rover P4 would be higher. At 2,299 cc (4 cylinders), 2007 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2007 Mercury Mariner (133 HP @ 6000 RPM) has 59 more horse power than 1949 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 2007 Mercury Mariner should accelerate faster than 1949 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 474 kg more than 1949 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1949 Rover P4. In wet, icy, snow, or gravel driving conditions, 2007 Mercury Mariner will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2007 Mercury Mariner (168 Nm @ 4250 RPM) has 18 more torque (in Nm) than 1949 Rover P4. (150 Nm @ 2500 RPM). This means 2007 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 1949 Rover P4. 2007 Mercury Mariner has automatic transmission and 1949 Rover P4 has manual transmission. 1949 Rover P4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercury Mariner will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercury Mariner | 1949 Rover P4 | |
| Make | Mercury | Rover |
| Model | Mariner | P4 |
| Year Released | 2007 | 1949 |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2102 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 133 HP | 74 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 168 Nm | 150 Nm |
| Torque RPM | 4250 RPM | 2500 RPM |
| Engine Bore Size | 87.5 mm | 65.2 mm |
| Engine Stroke Size | 94 mm | 105 mm |
| Engine Compression Ratio | 12.4:1 | 7.3:1 |
| Fuel Type | Gasoline / Electric Hybrid | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1925 kg | 1451 kg |
| Vehicle Length | 4430 mm | 4590 mm |
| Vehicle Width | 1790 mm | 1680 mm |
| Vehicle Height | 1790 mm | 1620 mm |
| Wheelbase Size | 2630 mm | 2830 mm |
| Fuel Tank Capacity | 57 L | 52 L |
