Last Update: Apr. 01, 2020, 5:28 a.m.
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What is Better BMW 7-Series or Cadillac XLR?

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BMW 7-Series Cadillac XLR

10 reasons to buy BMW 7-Series

Engine and transmission
Piston stroke longer 89.6 mm vs 84 mm 6% or 5.6 mm. The longer stroke = lower fuel consumption and fewer emissions.
More torque 450 nM vs 423 nM 6% or 27 nM. More torque = faster acceleration.
Emissions
Less CO2 emissions 144 g/mile vs 181 g/mile 26% or 37 g/mile
Higher european emission standard EURO 5 vs EURO 4 1 generation
Weight and capacity
More minimum boot capacity 500 liters vs 329 liters 34% or 171 liters
More capacity of fuel tank 82 liters vs 69 liters 16% or 13 liters
More maximum allowable weight 2505 kg vs 1825 kg 27% or 680 kg
More maximum bearing capacity 645 kg vs 169 kg 74% or 476 kg
Warranty
More standard warranty - Mileage 994406 miles vs 62150 miles 94% or 932256 miles
Other specs
More seats 5 vs 2 3

8 reasons to buy Cadillac XLR

Engine and transmission
More cylinders 8 vs 6 2 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
Better compression 10.5 vs 10.2 3% or 0.3 . The greater degree of compression = the less fuel need to produce the same power.
Piston diameter larger 93 mm vs 84 mm 10% or 9 mm larger. The larger diameter of cylinder = the greater filling ratio. Cons: increase emissions of toxic substances.
Fuel consumption
Less fuel consumption (Combined cycle) 24.21 mpg vs 28.5 mpg 18% or 4.29 mpg
Less fuel consumption (Highway) 30.69 mpg vs 37.22 mpg 21% or 6.53 mpg
Less fuel consumption (City) 15.5 mpg vs 20.5 mpg 32% or 5 mpg
Other specs
Less weight 1654 kg vs 1860 kg 12% or 206 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 11.9 meters vs 12.2 meters 3% or 0.3 meters

Neutral reasons BMW 7-Series vs. Cadillac XLR

Engine and transmission
Engine speed (RPM) 5800 RPM vs 6450 RPM 10% or 650 less rpms.
Engine capacity 2979 cm3 vs 4565 cm3 35% or 1586 cm3 less
Cylinders location In line vs V8
Camshaft DOHC vs DOHC
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 4513 mm 11% or 559 mm shorter
Width 1902 mm vs 1837 mm 3% or 65 mm wider
Height 1479 mm vs 1279 mm 14% or 200 mm higher
Wheels and tires
Wheelbase 3070 mm vs 2686 mm 13% or 384 mm more
Front tires size 245/50 R18 vs 235/50 R18
Rear tires size 245/50 R18 vs 235/50 R18
Spare wheel flat tires vs flat tires
Type of wheels 18" alloy wheels vs 18" alloy wheels
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)