1985 BMW M5 vs. 1956 Cadillac 6239D
To start off, 1985 BMW M5 is newer by 29 year(s). Which means there will be less support and parts availability for 1956 Cadillac 6239D. In addition, the cost of maintenance, including insurance, on 1956 Cadillac 6239D would be higher. At 5,972 cc (8 cylinders), 1956 Cadillac 6239D is equipped with a bigger engine. In terms of performance, 1956 Cadillac 6239D (285 HP @ 4600 RPM) has 29 more horse power than 1985 BMW M5. (256 HP @ 4800 RPM) In normal driving conditions, 1956 Cadillac 6239D should accelerate faster than 1985 BMW M5. With that said, vehicle weight also plays an important factor in acceleration. 1956 Cadillac 6239D weights approximately 510 kg more than 1985 BMW M5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1956 Cadillac 6239D (543 Nm @ 2800 RPM) has 253 more torque (in Nm) than 1985 BMW M5. (290 Nm @ 4500 RPM). This means 1956 Cadillac 6239D will have an easier job in driving up hills or pulling heavy equipment than 1985 BMW M5. 1956 Cadillac 6239D has automatic transmission and 1985 BMW M5 has manual transmission. 1985 BMW M5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1956 Cadillac 6239D will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 BMW M5 | 1956 Cadillac 6239D | |
| Make | BMW | Cadillac |
| Model | M5 | 6239D |
| Year Released | 1985 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 3453 cc | 5972 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 256 HP | 285 HP |
| Engine RPM | 4800 RPM | 4600 RPM |
| Torque | 290 Nm | 543 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Engine Bore Size | 91.9 mm | 101.6 mm |
| Engine Stroke Size | 86.1 mm | 92.1 mm |
| Engine Compression Ratio | 8.0:1 | 9.7:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1500 kg | 2010 kg |
| Vehicle Length | 4630 mm | 5650 mm |
| Vehicle Width | 1710 mm | 2040 mm |
| Vehicle Height | 1410 mm | 1520 mm |
| Wheelbase Size | 2580 mm | 3280 mm |
| Fuel Tank Capacity | 70 L | 75 L |
