1990 Alfa Romeo Spider vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1990 Alfa Romeo Spider 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 81 more horse power than 1990 Alfa Romeo Spider. (120 HP @ 5800 RPM) In normal driving conditions, 2006 Mercury Mariner should accelerate faster than 1990 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 411 kg more than 1990 Alfa Romeo Spider. 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 1990 Alfa Romeo Spider. 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, 2006 Mercury Mariner (262 Nm @ 4850 RPM) has 105 more torque (in Nm) than 1990 Alfa Romeo Spider. (157 Nm @ 2700 RPM). This means 2006 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 1990 Alfa Romeo Spider.
Compare all specifications:
| 1990 Alfa Romeo Spider | 2006 Mercury Mariner | |
| Make | Alfa Romeo | Mercury |
| Model | Spider | Mariner |
| Year Released | 1990 | 2006 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1962 cc | 2999 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 120 HP | 201 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 157 Nm | 262 Nm |
| Torque RPM | 2700 RPM | 4850 RPM |
| Engine Bore Size | 84.1 mm | 89 mm |
| Engine Stroke Size | 88.5 mm | 80 mm |
| Engine Compression Ratio | 9.0:1 | 9.7:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1160 kg | 1571 kg |
| Vehicle Length | 4270 mm | 4450 mm |
| Vehicle Width | 1630 mm | 1790 mm |
| Vehicle Height | 1300 mm | 1780 mm |
| Wheelbase Size | 2260 mm | 2630 mm |
