1991 Holden Commodore vs. 2009 Mercury Mariner
To start off, 2009 Mercury Mariner is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Holden Commodore. In addition, the cost of maintenance, including insurance, on 1991 Holden Commodore would be higher. At 4,987 cc (8 cylinders), 1991 Holden Commodore is equipped with a bigger engine. In terms of performance, 2009 Mercury Mariner (240 HP @ 6550 RPM) has 19 more horse power than 1991 Holden Commodore. (221 HP @ 4400 RPM) In normal driving conditions, 2009 Mercury Mariner should accelerate faster than 1991 Holden Commodore. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Mariner weights approximately 460 kg more than 1991 Holden Commodore. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 1991 Holden Commodore. In wet, icy, snow, or gravel driving conditions, 2009 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, 1991 Holden Commodore (385 Nm @ 3600 RPM) has 83 more torque (in Nm) than 2009 Mercury Mariner. (302 Nm @ 4500 RPM). This means 1991 Holden Commodore will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Mariner. 2009 Mercury Mariner has automatic transmission and 1991 Holden Commodore has manual transmission. 1991 Holden Commodore will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercury Mariner will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Holden Commodore | 2009 Mercury Mariner | |
| Make | Holden | Mercury |
| Model | Commodore | Mariner |
| Year Released | 1991 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4987 cc | 2967 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 221 HP | 240 HP |
| Engine RPM | 4400 RPM | 6550 RPM |
| Torque | 385 Nm | 302 Nm |
| Torque RPM | 3600 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1465 kg | 1925 kg |
| Vehicle Length | 4900 mm | 4460 mm |
| Vehicle Width | 1820 mm | 1810 mm |
| Vehicle Height | 1410 mm | 1780 mm |
| Wheelbase Size | 2740 mm | 2630 mm |
