1978 Cadillac Seville vs. 2008 Mercury Mariner
To start off, 2008 Mercury Mariner is newer by 30 year(s). Which means there will be less support and parts availability for 1978 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1978 Cadillac Seville is equipped with a bigger engine. In terms of performance, 2008 Mercury Mariner (153 HP @ 5800 RPM) has 30 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2008 Mercury Mariner should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 58 kg more than 2008 Mercury Mariner.
Because 1978 Cadillac Seville is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Cadillac Seville. However, in wet, icy, snow, or gravel driving conditions, 2008 Mercury Mariner, being front wheel drive (FWD), will offer much better control with better grip. 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, 1978 Cadillac Seville (304 Nm @ 1600 RPM) has 98 more torque (in Nm) than 2008 Mercury Mariner. (206 Nm @ 4250 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercury Mariner.
Compare all specifications:
| 1978 Cadillac Seville | 2008 Mercury Mariner | |
| Make | Cadillac | Mercury |
| Model | Seville | Mariner |
| Year Released | 1978 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 2298 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 153 HP |
| Engine RPM | 3600 RPM | 5800 RPM |
| Torque | 304 Nm | 206 Nm |
| Torque RPM | 1600 RPM | 4250 RPM |
| Engine Bore Size | 103 mm | 87.4 mm |
| Engine Stroke Size | 86 mm | 94 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1832 kg |
| Vehicle Length | 5190 mm | 4460 mm |
| Vehicle Width | 1830 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1730 mm |
| Wheelbase Size | 2910 mm | 2630 mm |
| Fuel Tank Capacity | 79 L | 78 L |
