Last Update: Apr. 05, 2020, 5:08 a.m.
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What is Better BMW 5-Series or Kia Optima?

Comparing BMW 5-Series with Kia Optima may help people make it clear which vehicle is better. We found 9 important arguments why BMW 5-Series is surely a more beneficial choice than Kia Optima. Nevertheless, Kia Optima offers 3 weighty benefits that turn it into good purchase instead of BMW 5-Series. We can name important features of BMW 5-Series and Kia Optima which were used while comparing. The most effective ideas of BMW are hidden in 5-Series. Car owners say that Kia also did much to turn Optima into a great leader.


BMW 5-Series Kia Optima

9 reasons to buy BMW 5-Series

Engine and transmission
More cylinders 8 vs 4 4 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
More engine power

552 bhp vs 134 bhp


76% or 418 bhp. More power of car = more top speed.
Faster acceleration from 0 to 60 mph 4.2 sec. vs 10.2 sec. 6 sec.
More top speed 155 mph vs 125 mph 30 mph
Fuel consumption
Less fuel consumption (Combined cycle) 29.5 mpg vs 59 mpg 100% or 29.5 mpg
Weight and capacity
More minimum boot capacity 520 liters vs 505 liters 3% or 15 liters
More capacity of fuel tank 80 liters vs 70 liters 13% or 10 liters
More maximum towing weight without brakes 750 kg vs 650 kg 13% or 100 kg
More maximum towing weight with brakes 2000 kg vs 1300 kg 35% or 700 kg

3 reasons to buy Kia Optima

Less CO2 emissions 80 g/mile vs 144 g/mile 80% or 64 g/mile
Other specs
Less weight 1559 kg vs 1870 kg 20% or 311 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 10 meters vs 12 meters 20% or 2 meters

Neutral reasons BMW 5-Series vs. Kia Optima

Engine and transmission
Engine capacity 4395 cm3 vs 1685 cm3 62% or 2710 cm3 more
Fuel supply With a twin-turbocharged vs Common rail
Turbocharging Yes vs Yes
Speeds 7 vs 6 1 more
Length 4910 mm vs 4845 mm 1% or 65 mm shorter
Width 1891 mm vs 1830 mm 3% or 61 mm wider
Height 1456 mm vs 1455 mm 0% or 1 mm higher
Wheels and tires
Wheelbase 2964 mm vs 2795 mm 6% or 169 mm more
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)