Last Update: Mar. 29, 2020, 5:23 a.m.
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What is Better BMW 6-Series or Mercedes-Benz SL-Class?

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BMW 6-Series Mercedes-Benz SL-Class

5 reasons to buy BMW 6-Series

Engine and transmission
More cylinders 8 vs 6 2 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
More engine power

552 bhp vs 301 bhp

vs

45% or 251 bhp. More power of car = more top speed.
Performance
Faster acceleration from 0 to 60 mph 4.1 sec. vs 5.7 sec. 1.6 sec.
Fuel consumption
Less fuel consumption (Combined cycle) 29.5 mpg vs 39.33 mpg 33% or 9.83 mpg
Weight and capacity
More capacity of fuel tank 80 liters vs 65 liters 19% or 15 liters

4 reasons to buy Mercedes-Benz SL-Class

Emissions
Less CO2 emissions 109 g/mile vs 144 g/mile 32% or 35 g/mile
Weight and capacity
More minimum boot capacity 504 liters vs 460 liters 9% or 44 liters
Other specs
Less weight 1685 kg vs 1875 kg 11% or 190 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 11 meters vs 12 meters 9% or 1 meters

Neutral reasons BMW 6-Series vs. Mercedes-Benz SL-Class

Engine and transmission
Engine capacity 4395 cm3 vs 3498 cm3 20% or 897 cm3 more
Fuel supply Multi-point injection fuel vs Multi-point injection fuel
Turbocharging Yes vs Yes
Dimensions
Length 5011 mm vs 4612 mm 8% or 399 mm shorter
Width 1899 mm vs 2099 mm 10% or 200 mm narrower
Height 1393 mm vs 1314 mm 6% or 79 mm higher
Wheels and tires
Wheelbase 2964 mm vs 2585 mm 13% or 379 mm more
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)