2007 Mercury Mariner vs. 2003 Opel Vectra
To start off, 2007 Mercury Mariner is newer by 4 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 2,299 cc (4 cylinders), 2007 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 5500 RPM) has 40 more horse power than 2007 Mercury Mariner. (133 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Vectra 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 2003 Opel Vectra.
Because 2007 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 Opel Vectra (265 Nm @ 2500 RPM) has 97 more torque (in Nm) than 2007 Mercury Mariner. (168 Nm @ 4250 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner. 2007 Mercury Mariner has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercury Mariner will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercury Mariner | 2003 Opel Vectra | |
| Make | Mercury | Opel |
| Model | Mariner | Vectra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 133 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 168 Nm | 265 Nm |
| Torque RPM | 4250 RPM | 2500 RPM |
| Engine Bore Size | 87.5 mm | 86 mm |
| Engine Stroke Size | 94 mm | 86 mm |
| Engine Compression Ratio | 12.4:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1925 kg | 1585 kg |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1790 mm | 1510 mm |
| Wheelbase Size | 2630 mm | 2710 mm |
| Fuel Consumption City | 7.1 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 7.6 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 57 L | 60 L |
