1978 Cadillac Seville vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 35 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, 2013 Cadillac ATS (317 HP @ 6800 RPM) has 194 more horse power than 1978 Cadillac Seville. (123 HP @ 3600 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 1978 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Seville weights approximately 320 kg more than 2013 Cadillac ATS.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2013 Cadillac ATS (373 Nm @ 4800 RPM) has 69 more torque (in Nm) than 1978 Cadillac Seville. (304 Nm @ 1600 RPM). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 1978 Cadillac Seville.
Compare all specifications:
| 1978 Cadillac Seville | 2013 Cadillac ATS | |
| Make | Cadillac | Cadillac |
| Model | Seville | ATS |
| Year Released | 1978 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 317 HP |
| Engine RPM | 3600 RPM | 6800 RPM |
| Torque | 304 Nm | 373 Nm |
| Torque RPM | 1600 RPM | 4800 RPM |
| Engine Bore Size | 103 mm | 94 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Fuel Type | Diesel | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1570 kg |
| Vehicle Length | 5190 mm | 4643 mm |
| Vehicle Width | 1830 mm | 1806 mm |
| Vehicle Height | 1400 mm | 1417 mm |
| Wheelbase Size | 2910 mm | 2776 mm |
| Fuel Tank Capacity | 79 L | 61 L |
