2005 BMW 545 vs. 1986 Mercedes-Benz 420
To start off, 2005 BMW 545 is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Mercedes-Benz 420. In addition, the cost of maintenance, including insurance, on 1986 Mercedes-Benz 420 would be higher. At 4,390 cc (8 cylinders), 2005 BMW 545 is equipped with a bigger engine. In terms of performance, 2005 BMW 545 (326 HP @ 6100 RPM) has 95 more horse power than 1986 Mercedes-Benz 420. (231 HP @ 5400 RPM). In normal driving conditions, 2005 BMW 545 should accelerate faster than 1986 Mercedes-Benz 420. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 545 weights approximately 40 kg more than 1986 Mercedes-Benz 420. 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, 2005 BMW 545 (450 Nm @ 3600 RPM) has 123 more torque (in Nm) than 1986 Mercedes-Benz 420. (327 Nm @ 4000 RPM). This means 2005 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 1986 Mercedes-Benz 420. 1986 Mercedes-Benz 420 has automatic transmission and 2005 BMW 545 has manual transmission. 2005 BMW 545 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1986 Mercedes-Benz 420 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 BMW 545 | 1986 Mercedes-Benz 420 | |
| Make | BMW | Mercedes-Benz |
| Model | 545 | 420 |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 4390 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 326 HP | 231 HP |
| Engine RPM | 6100 RPM | 5400 RPM |
| Torque | 450 Nm | 327 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 92 mm |
| Engine Stroke Size | 82.7 mm | 78.9 mm |
| Top Speed | 250 km/hour | 204 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1665 kg | 1625 kg |
| Vehicle Length | 4850 mm | 5170 mm |
| Vehicle Width | 1850 mm | 2010 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2840 mm | 3080 mm |
