1978 Cadillac Seville vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 31 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, 2009 Audi A6 (350 HP @ 6800 RPM) has 227 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 1978 Cadillac Seville.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1978 Cadillac Seville. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2009 Audi A6 (440 Nm @ 3500 RPM) has 136 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 2009 Audi A6 | |
| Make | Cadillac | Audi |
| Model | Seville | A6 |
| Year Released | 1978 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 350 HP |
| Engine RPM | 3600 RPM | 6800 RPM |
| Torque | 304 Nm | 440 Nm |
| Torque RPM | 1600 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5190 mm | 4934 mm |
| Vehicle Width | 1830 mm | 1862 mm |
| Vehicle Height | 1400 mm | 1519 mm |
| Wheelbase Size | 2910 mm | 2833 mm |
