Last Update: Apr. 09, 2020, 5:42 a.m.
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What is Better BMW 7-Series or Rolls-Royce Silver Seraph?

Making a choice of Rolls-Royce Silver Seraph or BMW 7-Series might appear uneasy, so we want to compare the models. When comparing the vehicles, you'll see 11 ideas that send BMW 7-Series to first place when comparing it with Rolls-Royce Silver Seraph. But Rolls-Royce Silver Seraph also has got some benefits: get to know 8 points why it's beating BMW 7-Series. We found key features of BMW 7-Series and Rolls-Royce Silver Seraph which were employed when matching. It will help you choose the suitable choice - compare two cars before buying. The freshest technologies of BMW are hidden in 7-Series. But Rolls-Royce doesn't give up and includes its edge technologies in Silver Seraph. The overall review can't keep any questions about deciding on a model.

Exterior

BMW 7-Series Rolls-Royce Silver Seraph

11 reasons to buy BMW 7-Series

Engine and transmission
More valves per cylinder 4 vs 2 2 more valves per cylinder. The more valves = the better combustion of the fuel.
Better compression 10.2 vs 10.0 2% or 0.2 . The greater degree of compression = the less fuel need to produce the same power.
Piston stroke longer 89.6 mm vs 79 mm 12% or 10.6 mm. The longer stroke = lower fuel consumption and fewer emissions.
More engine power

326 bhp vs 322 bhp

240 kw. vs 240 kw.

1% or 4 bhp. More power of car = more top speed.
Performance
Faster acceleration from 0 to 60 mph 5.9 sec. vs 7.1 sec. 1.2 sec.
More top speed 155 mph vs 140 mph 15 mph
Emissions
Less CO2 emissions 144 g/mile vs 252 g/mile 75% or 108 g/mile
Higher european emission standard EURO 5 vs EURO 3 2 generations
Weight and capacity
More minimum boot capacity 500 liters vs 374 liters 25% or 126 liters
Other specs
Less weight 1860 kg vs 2350 kg 26% or 490 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 12.2 meters vs 13.14 meters 8% or 0.94 meters

8 reasons to buy Rolls-Royce Silver Seraph

Engine and transmission
More cylinders 12 vs 6 6 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
Piston diameter larger 85 mm vs 84 mm 1% or 1 mm larger. The larger diameter of cylinder = the greater filling ratio. Cons: increase emissions of toxic substances.
More torque 490 nM vs 450 nM 8% or 40 nM. More torque = faster acceleration.
Fuel consumption
Less fuel consumption (Combined cycle) 16 mpg vs 28.5 mpg 78% or 12.5 mpg
Less fuel consumption (Highway) 22.1 mpg vs 37.22 mpg 68% or 15.12 mpg
Less fuel consumption (City) 11.1 mpg vs 20.5 mpg 85% or 9.4 mpg
Weight and capacity
More capacity of fuel tank 100 liters vs 82 liters 18% or 18 liters
More maximum allowable weight 2810 kg vs 2505 kg 11% or 305 kg

Neutral reasons BMW 7-Series vs. Rolls-Royce Silver Seraph

Engine and transmission
Engine speed (RPM) 5800 RPM vs 5000 RPM 14% or 800 more rpms.
Engine capacity 2979 cm3 vs 5379 cm3 45% or 2400 cm3 less
Cylinders location In line vs V12
Fuel supply With a twin-turbocharged vs Distributor fuel injection
Turbocharging Yes vs Yes
Speeds 6 vs 5 1 more
Dimensions
Length 5072 mm vs 5390 mm 6% or 318 mm shorter
Width 1902 mm vs 1930 mm 1% or 28 mm narrower
Height 1479 mm vs 1515 mm 2% or 36 mm lower
Wheels and tires
Wheelbase 3070 mm vs 3116 mm 1% or 46 mm less
Front tires size 245/50 R18 vs 235/65 WR16
Rear tires size 245/50 R18 vs 235/65 WR16
Spare wheel flat tires vs 235/65 WR16
Type of wheels 18" alloy wheels vs 7.0J X 16
Style of wheels star shaped spokes Style 234 vs alloy wheels aluminum spokes
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)