Last Update: Mar. 25, 2017, 5:08 a.m.
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What is Better Audi Q7 or BMW Z8?

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Audi Q7 BMW Z8

9 reasons to buy Audi Q7

Engine and transmission
Better compression 12 vs 11.0 8% or 1 . The greater degree of compression = the less fuel need to produce the same power.
Piston stroke longer 96.4 mm vs 94 mm 2% or 2.4 mm. The longer stroke = lower fuel consumption and fewer emissions.
Emissions
Less CO2 emissions 189 g/mile vs 222 g/mile 17% or 33 g/mile
Higher european emission standard EURO 4 vs EURO 3 1 generation
Weight and capacity
More capacity of fuel tank 100 liters vs 73 liters 27% or 27 liters
More maximum allowable weight 3030 kg vs 1930 kg 36% or 1100 kg
More maximum bearing capacity 795 kg vs 315 kg 60% or 480 kg
Warranty
More warranty against corrosion 12 years vs 6 years 50% or 6 years
Other specs
More seats 7 vs 2 5

10 reasons to buy BMW Z8

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

400 bhp vs 280 bhp

294 kw. vs 206 kw.

30% or 120 bhp. More power of car = more top speed.
More torque 500 nM vs 360 nM 28% or 140 nM. More torque = faster acceleration.
Performance
Faster acceleration from 0 to 60 mph 4.7 sec. vs 8.5 sec. 3.8 sec.
More top speed 155 mph vs 143 mph 12 mph
Fuel consumption
Less fuel consumption (Combined cycle) 19 mpg vs 22.2 mpg 17% or 3.2 mpg
Less fuel consumption (Highway) 26.61 mpg vs 28.82 mpg 8% or 2.21 mpg
Less fuel consumption (City) 12.7 mpg vs 15.9 mpg 25% or 3.2 mpg
Other specs
Less weight 1690 kg vs 2235 kg 32% or 545 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 11.6 meters vs 12 meters 3% or 0.4 meters

Neutral reasons Audi Q7 vs. BMW Z8

Engine and transmission
Engine speed (RPM) 6200 RPM vs 6600 RPM 6% or 400 less rpms.
Engine capacity 3597 cm3 vs 4941 cm3 27% or 1344 cm3 less
Cylinders location V6 vs V8
Camshaft DOHC vs SOHC
Fuel supply Distributor fuel injection vs Fuel injection
Turbocharging Yes vs Yes
Dimensions
Length 5086 mm vs 4400 mm 13% or 686 mm shorter
Width 1983 mm vs 1830 mm 8% or 153 mm wider
Height 1737 mm vs 1317 mm 24% or 420 mm higher
Wheels and tires
Wheelbase 3002 mm vs 2505 mm 17% or 497 mm more
Front tires size 255/55 R18 vs 245/45 ZR18Y
Rear tires size 255/55 R18 vs 275/40 ZR 18Y
Spare wheel Compact vs 245/45 ZR18Y
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)