Last Update: Apr. 05, 2020, 5:08 a.m.
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What is Better BMW 7-Series or Kia Optima?

Comparing BMW 7-Series with Kia Optima might help buyers make it clear which vehicle is better. There are 8 huge ideas why BMW 7-Series is surely a more beneficial buy than Kia Optima. Nevertheless, Kia Optima shows 4 strong benefits that turn it into great purchase instead of BMW 7-Series. We can name key options of BMW 7-Series and Kia Optima that were applied while making comparison. So we offer you compare two cars and decide which vehicle you'd want to buy. 7-Series includes all the appreciated benefits of BMW. Though Optima is impossible to see as a worse model, as Kia gave out a lot of efforts in the project.

Exterior

BMW 7-Series Kia Optima

8 reasons to buy BMW 7-Series

Engine and transmission
More cylinders 6 vs 4 2 more cylinders. The more cylinders = the less vibration and the engine runs more smoothly.
More engine power

326 bhp vs 134 bhp

240 kw. vs

59% or 192 bhp. More power of car = more top speed.
Performance
Faster acceleration from 0 to 60 mph 5.9 sec. vs 10.2 sec. 4.3 sec.
More top speed 155 mph vs 125 mph 30 mph
Fuel consumption
Less fuel consumption (Combined cycle) 28.5 mpg vs 59 mpg 107% or 30.5 mpg
Weight and capacity
More capacity of fuel tank 82 liters vs 70 liters 15% or 12 liters
More maximum towing weight without brakes 750 kg vs 650 kg 13% or 100 kg
More maximum towing weight with brakes 2100 kg vs 1300 kg 38% or 800 kg

4 reasons to buy Kia Optima

Emissions
Less CO2 emissions 80 g/mile vs 144 g/mile 80% or 64 g/mile
Weight and capacity
More minimum boot capacity 505 liters vs 500 liters 1% or 5 liters
Other specs
Less weight 1559 kg vs 1860 kg 19% or 301 kg Weight of the vehicle affects: fuel consumption, acceleration dynamic, braking distance, etc.
Less turning radius 10 meters vs 12.2 meters 22% or 2.2 meters

Neutral reasons BMW 7-Series vs. Kia Optima

Engine and transmission
Engine capacity 2979 cm3 vs 1685 cm3 43% or 1294 cm3 more
Fuel supply With a twin-turbocharged vs Common rail
Turbocharging Yes vs Yes
Dimensions
Length 5072 mm vs 4845 mm 4% or 227 mm shorter
Width 1902 mm vs 1830 mm 4% or 72 mm wider
Height 1479 mm vs 1455 mm 2% or 24 mm higher
Wheels and tires
Wheelbase 3070 mm vs 2795 mm 9% or 275 mm more
*Specs may vary depending on configurations and year of production(taken parameters of last released versions)