2005 Alfa Romeo 147 vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 2,999 cc (6 cylinders), 2006 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2006 Mercury Mariner (201 HP @ 6000 RPM) has 53 more horse power than 2005 Alfa Romeo 147. (148 HP @ 4000 RPM) In normal driving conditions, 2006 Mercury Mariner should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 206 kg more than 2005 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 147. In wet, icy, snow, or gravel driving conditions, 2006 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, 2005 Alfa Romeo 147 (300 Nm @ 2000 RPM) has 38 more torque (in Nm) than 2006 Mercury Mariner. (262 Nm @ 4850 RPM). This means 2005 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2006 Mercury Mariner | |
| Make | Alfa Romeo | Mercury |
| Model | 147 | Mariner |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 201 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 262 Nm |
| Torque RPM | 2000 RPM | 4850 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 80 mm |
| Engine Compression Ratio | 18.5:1 | 9.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1365 kg | 1571 kg |
| Vehicle Length | 4180 mm | 4450 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1780 mm |
| Wheelbase Size | 2550 mm | 2630 mm |
| Fuel Consumption Overall | 5.9 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 60 L | 62 L |
