1971 Cadillac Eldorado vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 37 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, 2008 BMW 645 (328 HP @ 6100 RPM) has 105 more horse power than 1971 Cadillac Eldorado. (223 HP @ 4400 RPM) In normal driving conditions, 2008 BMW 645 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 2008 BMW 645.
Because 2008 BMW 645 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 2008 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1971 Cadillac Eldorado, 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, 1971 Cadillac Eldorado (744 Nm @ 3000 RPM) has 294 more torque (in Nm) than 2008 BMW 645. (450 Nm @ 3600 RPM). This means 1971 Cadillac Eldorado will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 645.
Compare all specifications:
| 1971 Cadillac Eldorado | 2008 BMW 645 | |
| Make | Cadillac | BMW |
| Model | Eldorado | 645 |
| Year Released | 1971 | 2008 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 8190 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 223 HP | 328 HP |
| Engine RPM | 4400 RPM | 6100 RPM |
| Torque | 744 Nm | 450 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 109.2 mm | 92 mm |
| Engine Stroke Size | 109.3 mm | 82.7 mm |
| Engine Compression Ratio | 8.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 193 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2110 kg | 1815 kg |
| Vehicle Length | 5630 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1860 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 3210 mm | 2790 mm |
| Fuel Tank Capacity | 100 L | 70 L |
