1991 Alfa Romeo 164 vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Alfa Romeo 164. In addition, the cost of maintenance, including insurance, on 1991 Alfa Romeo 164 would be higher. At 2,262 cc (4 cylinders), 2006 Mercury Mariner is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 164 (207 HP @ 6000 RPM) has 54 more horse power than 2006 Mercury Mariner. (153 HP @ 5800 RPM). In normal driving conditions, 1991 Alfa Romeo 164 should accelerate faster than 2006 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 485 kg more than 1991 Alfa Romeo 164.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1991 Alfa Romeo 164. 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, 1991 Alfa Romeo 164 (289 Nm @ 2750 RPM) has 83 more torque (in Nm) than 2006 Mercury Mariner. (206 Nm @ 4250 RPM). This means 1991 Alfa Romeo 164 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 1991 Alfa Romeo 164 | 2006 Mercury Mariner | |
| Make | Alfa Romeo | Mercury |
| Model | 164 | Mariner |
| Year Released | 1991 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 2262 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 207 HP | 153 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 289 Nm | 206 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Engine Bore Size | 80 mm | 87 mm |
| Engine Stroke Size | 66.2 mm | 94 mm |
| Engine Compression Ratio | 8.0:1 | 9.7:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1440 kg | 1925 kg |
| Vehicle Length | 4560 mm | 4450 mm |
| Vehicle Width | 1770 mm | 1790 mm |
| Vehicle Height | 1410 mm | 1780 mm |
| Wheelbase Size | 2670 mm | 2630 mm |
| Fuel Tank Capacity | 70 L | 62 L |
