2005 Audi S6 vs. 1971 Cadillac Eldorado
To start off, 2005 Audi S6 is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Cadillac Eldorado. In addition, the cost of maintenance, including insurance, on 1971 Cadillac Eldorado would be higher. At 8,190 cc (8 cylinders), 1971 Cadillac Eldorado is equipped with a bigger engine. In terms of performance, 2005 Audi S6 (335 HP @ 7000 RPM) has 112 more horse power than 1971 Cadillac Eldorado. (223 HP @ 4400 RPM). In normal driving conditions, 2005 Audi S6 should accelerate faster than 1971 Cadillac Eldorado. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Eldorado weights approximately 295 kg more than 2005 Audi S6.
Because 2005 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Cadillac Eldorado. In wet, icy, snow, or gravel driving conditions, 2005 Audi S6 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, 1971 Cadillac Eldorado (744 Nm @ 3000 RPM) has 324 more torque (in Nm) than 2005 Audi S6. (420 Nm @ 3400 RPM). This means 1971 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S6.
Compare all specifications:
| 2005 Audi S6 | 1971 Cadillac Eldorado | |
| Make | Audi | Cadillac |
| Model | S6 | Eldorado |
| Year Released | 2005 | 1971 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 8190 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 335 HP | 223 HP |
| Engine RPM | 7000 RPM | 4400 RPM |
| Torque | 420 Nm | 744 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 109.2 mm |
| Engine Stroke Size | 93 mm | 109.3 mm |
| Engine Compression Ratio | 11.0:1 | 8.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 193 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1815 kg | 2110 kg |
| Vehicle Length | 4840 mm | 5630 mm |
| Vehicle Width | 1860 mm | 2040 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 3210 mm |
| Fuel Tank Capacity | 82 L | 100 L |
