2003 Daihatsu Sirion vs. 2007 Mercury Mariner
To start off, 2007 Mercury Mariner is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2003 Daihatsu Sirion 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 61 more horse power than 2003 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2007 Mercury Mariner should accelerate faster than 2003 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercury Mariner weights approximately 1073 kg more than 2003 Daihatsu Sirion. 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 Daihatsu Sirion. 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, 2007 Mercury Mariner (168 Nm @ 4250 RPM) has 67 more torque (in Nm) than 2003 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 2007 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 2003 Daihatsu Sirion. 2007 Mercury Mariner has automatic transmission and 2003 Daihatsu Sirion has manual transmission. 2003 Daihatsu Sirion 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:
| 2003 Daihatsu Sirion | 2007 Mercury Mariner | |
| Make | Daihatsu | Mercury |
| Model | Sirion | Mariner |
| Year Released | 2003 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 133 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 101 Nm | 168 Nm |
| Torque RPM | 3600 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 852 kg | 1925 kg |
| Vehicle Length | 3680 mm | 4430 mm |
| Vehicle Width | 1600 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1790 mm |
| Wheelbase Size | 2350 mm | 2630 mm |
