2009 BMW M5 vs. 1991 Mercedes-Benz SL
To start off, 2009 BMW M5 is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz SL would be higher. At 4,999 cc (10 cylinders), 2009 BMW M5 is equipped with a bigger engine. In terms of performance, 2009 BMW M5 (500 HP @ 7750 RPM) has 272 more horse power than 1991 Mercedes-Benz SL. (228 HP @ 6400 RPM). In normal driving conditions, 2009 BMW M5 should accelerate faster than 1991 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M5 weights approximately 265 kg more than 1991 Mercedes-Benz SL. 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, 2009 BMW M5 (520 Nm @ 6100 RPM) has 248 more torque (in Nm) than 1991 Mercedes-Benz SL. (272 Nm @ 4600 RPM). This means 2009 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mercedes-Benz SL.
Compare all specifications:
2009 BMW M5 | 1991 Mercedes-Benz SL | |
Make | BMW | Mercedes-Benz |
Model | M5 | SL |
Year Released | 2009 | 1991 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 4999 cc | 2961 cc |
Engine Cylinders | 10 cylinders | 6 cylinders |
Engine Type | V | in-line |
Horse Power | 500 HP | 228 HP |
Engine RPM | 7750 RPM | 6400 RPM |
Torque | 520 Nm | 272 Nm |
Torque RPM | 6100 RPM | 4600 RPM |
Engine Compression Ratio | 12.0:1 | 10.0:1 |
Fuel Type | Gasoline | Gasoline |
Drive Type | Rear | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1955 kg | 1690 kg |
Vehicle Length | 4860 mm | 4480 mm |
Vehicle Width | 1850 mm | 1820 mm |
Vehicle Height | 1520 mm | 1300 mm |
Wheelbase Size | 2890 mm | 2520 mm |
Fuel Tank Capacity | 70 L | 80 L |