2007 Mercury Mariner vs. 2003 Opel Astra
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 Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 2,299 cc (4 cylinders), 2007 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2007 Mercury Mariner (133 HP @ 6000 RPM) has 51 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 2007 Mercury Mariner should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 540 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Astra. 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 Astra (185 Nm @ 1500 RPM) has 17 more torque (in Nm) than 2007 Mercury Mariner. (168 Nm @ 4250 RPM). This means 2003 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercury Mariner.
Compare all specifications:
| 2007 Mercury Mariner | 2003 Opel Astra | |
| Make | Mercury | Opel |
| Model | Mariner | Astra |
| Year Released | 2007 | 2003 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 133 HP | 82 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 168 Nm | 185 Nm |
| Torque RPM | 4250 RPM | 1500 RPM |
| Engine Bore Size | 87.5 mm | 84 mm |
| Engine Stroke Size | 94 mm | 90 mm |
| Engine Compression Ratio | 12.4:1 | 18.5:1 |
| Fuel Type | Gasoline / Electric Hybrid | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1925 kg | 1385 kg |
| Vehicle Length | 4430 mm | 4260 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1790 mm | 1430 mm |
| Wheelbase Size | 2630 mm | 2620 mm |
| Fuel Tank Capacity | 57 L | 52 L |
