2004 Mercury Mariner vs. 2003 Opel Vectra
To start off, 2004 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,999 cc (6 cylinders), 2004 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2004 Mercury Mariner (197 HP @ 6000 RPM) has 23 more horse power than 2003 Opel Vectra. (174 HP @ 4000 RPM). In normal driving conditions, 2004 Mercury Mariner should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 194 kg more than 2004 Mercury Mariner.
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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 108 more torque (in Nm) than 2004 Mercury Mariner. (262 Nm @ 4850 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercury Mariner.
Compare all specifications:
| 2004 Mercury Mariner | 2003 Opel Vectra | |
| Make | Mercury | Opel |
| Model | Mariner | Vectra |
| Year Released | 2004 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 174 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 262 Nm | 370 Nm |
| Torque RPM | 4850 RPM | 1900 RPM |
| Engine Bore Size | 89 mm | 87.5 mm |
| Engine Stroke Size | 80 mm | 82 mm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1570 kg | 1764 kg |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1510 mm |
| Wheelbase Size | 2630 mm | 2840 mm |
| Fuel Tank Capacity | 72 L | 60 L |
