2006 Alfa Romeo 166 vs. 2007 Mercury Mariner
To start off, 2007 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 166 would be higher. At 2,958 cc (6 cylinders), 2006 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 166 (217 HP @ 6300 RPM) has 64 more horse power than 2007 Mercury Mariner. (153 HP @ 5800 RPM). In normal driving conditions, 2006 Alfa Romeo 166 should accelerate faster than 2007 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 340 kg more than 2006 Alfa Romeo 166.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 59 more torque (in Nm) than 2007 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2006 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2007 Mercury Mariner | |
| Make | Alfa Romeo | Mercury |
| Model | 166 | Mariner |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 2299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 153 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 265 Nm | 206 Nm |
| Torque RPM | 5000 RPM | 4250 RPM |
| Engine Bore Size | 93 mm | 87.4 mm |
| Engine Stroke Size | 72.6 mm | 94 mm |
| Engine Compression Ratio | 10.0:1 | 9.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1925 kg |
| Vehicle Length | 4730 mm | 4430 mm |
| Vehicle Width | 1810 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1730 mm |
| Wheelbase Size | 2710 mm | 2630 mm |
| Fuel Consumption Overall | 13 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 69 L | 62 L |
