2006 Audi S4 vs. 1978 Cadillac Eldorado
To start off, 2006 Audi S4 is newer by 28 year(s). Which means there will be less support and parts availability for 1978 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1978 Cadillac Eldorado would be higher. At 6,964 cc (8 cylinders), 1978 Cadillac Eldorado is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 168 more horse power than 1978 Cadillac Eldorado. (171 HP @ 4000 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1978 Cadillac Eldorado. With that said, vehicle weight also plays an important factor in acceleration. 1978 Cadillac Eldorado weights approximately 350 kg more than 2006 Audi S4.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1978 Cadillac Eldorado (433 Nm @ 2000 RPM) has 23 more torque (in Nm) than 2006 Audi S4. (410 Nm @ 3500 RPM). This means 1978 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4.
Compare all specifications:
| 2006 Audi S4 | 1978 Cadillac Eldorado | |
| Make | Audi | Cadillac |
| Model | S4 | Eldorado |
| Year Released | 2006 | 1978 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 6964 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 339 HP | 171 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 410 Nm | 433 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 84.6 mm | 103.6 mm |
| Engine Stroke Size | 92.8 mm | 103.1 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1880 kg | 2230 kg |
| Vehicle Length | 4590 mm | 5700 mm |
| Vehicle Width | 1730 mm | 2040 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2650 mm | 3210 mm |
