1978 Cadillac Seville vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 29 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, 2007 Mazda 6 (157 HP @ 6500 RPM) has 34 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2007 Mazda 6 should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 509 kg more than 2007 Mazda 6.
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, 2007 Mazda 6, 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 95 more torque (in Nm) than 2007 Mazda 6. (209 Nm @ 4000 RPM). This means 1978 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 6. 1978 Cadillac Seville has automatic transmission and 2007 Mazda 6 has manual transmission. 2007 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1978 Cadillac Seville will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Cadillac Seville | 2007 Mazda 6 | |
| Make | Cadillac | Mazda |
| Model | Seville | 6 |
| Year Released | 1978 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 2260 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 157 HP |
| Engine RPM | 3600 RPM | 6500 RPM |
| Torque | 304 Nm | 209 Nm |
| Torque RPM | 1600 RPM | 4000 RPM |
| Engine Bore Size | 103 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 94 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1381 kg |
| Vehicle Length | 5190 mm | 4750 mm |
| Vehicle Width | 1830 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2910 mm | 2680 mm |
| Fuel Tank Capacity | 79 L | 68 L |
