We are increasingly more people to wish to execute the routine service of our Kia Optima by themself, in actual fact, the labour in mechanics is very expensive and the least basic service can quickly go over 100€. The modern automobiles are more and more difficult and we can not execute all their routine service, but some acts like servicing its Kia Optima can be performed without too much problems. We are going to help you today to choose the best engine oil for your Kia Optima , this will allow you to do your oil change without any headache and to assure you an optimal engine actions. To get this done, firstly, we will see how to choose the right engine oil for your Kia Optima , then, in a second step, which are the 3 best engine oils for your Kia Optima , and finally, we will end with some tips on how to choose your engine oil.

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How to select the best engine oil for your Kia Optima

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We will consequently begin our content page with a small buying guidebook to help you choose the best motor oil for your Kia Optima with peace of mind. To get this done, we will check out the criteria that differentiate the sort of oil and then we will check out the different types of motor oil. No matter the reason, you should know that if you choose your engine oil correctly, furthermore to preserving it, you will reduce your consumption and your CO2 emissions.

The specifications that differentiate engine oils for Kia Optima?

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The purpose of the engine oil in your Kia Optima is to lubricate your engine to assure that all the gears in it can run properly , and to preserve the integrity of each of its components. In addition, this oil, which will limit all friction, will have other functions such as preventing corrosion, helping to dissipate heat in the engine and guaranteeing sealing . These oils can be purchased in 5 litre cans. We will now check out the different criteria for purchasing engine oil for Kia Optima :

  • The cold viscosity of engine oil for Kia Optima (number in front of the letter “W”, which stands for “Winter”): This value will reveal the engine’s ability to begin cold based on the viscosity of the oil. 0W means -30°C; 5W means -25°C, 10W means -20°C and 15W means -15°C. It is consequently up to you to modify it to the temperature in which you drive your Kia Optima.
  • The hot viscosity of the engine oil for Kia Optima (value following the “W”): Value between 20 and 60, it is important to remember that the higher the value, the thicker the layer of oil you will have when hot to protect your engine, and the lower the value, the less friction you will have when hot and consequently lower your consumption. However, if you use your Kia Optima in the city, or with a sporty driving style, it’s better to protect it while hot.
  • The requirements : They are made on the back of the oil canister you can discover them such as “ACEA C1 – C4” or “VW 500. 01”, are only requirements of compatibility with different brands of cars, you have to verify in the instruction manual of your Kia Optima that the oil in question is appropriate for your engine.
  • Oil brands: Please take note that the brand should have very little effect in your reasoning, there are enough objective specifications in the composition of motor oil for Kia Optima to avoid having to focus on a subjective criterion such as the brand, some car companies have partnerships and will recommend you on certain brands, but it is not necessary to stick to these advice.

The different types of engine oil for your Kia Optima

  • “Mineral” engine oils 15w40: They are called mineral oils because they are mainly made from crude refined oil, which will give them maximum viscosity and consequently a thickness suitable for old engines that tend to consume oil. However, the fact that they are natural will trigger them to lose their lubricating properties more quickly, so it will be necessary to shorten the intervals between oil changes.
  • Semi-synthetic 10w40: This oil has a good quality/price ratio and is said to be semi-synthetic because it is still composed of certain components that will boost its lifespan. It is thus appropriate for a polyvalent use of its vehicle. Moreover, it favours a simpler cold begin than a mineral oil. However, you should make sure to change the oil every 10, 000km.
  • The “synthetic” oil 5w40: This sort of oil is really adapted to the recent Kia Optima engines, in actual fact, the protection of the engine will be optimum and the cold begin too. It is consequently a good choice either for people who drive in city centres, who have a sporty driving style, or who drive long distances and want to limit the frequency of their oil change.

The 3 best motor oils for Kia Optima

We now begin our second section in which we will focus on the best motor oils for Kia Optima , we will present our choice and direct you to the best sellers so that you can produce your choice in the best conditions. We have made it a point to present only oils adapted to your Kia Optima, so you will not necessarily discover “10w40” in our selection.

Best Low-Cost engine oil for Kia Optima

We made the choice to select the two best engine oils for Kia Optima lowcost, so that regarding to your needs you can make your choice.

Castrol GTX 15W40

This quality oil will allow you to change or top up the oil level of your Kia Optima with complete peace of mind at an unbeatable price.
Benefits: 

  • Value for money
  • Perfect if your engine begins to get miles on it.
  • Mineral quality.

Inconvenience

  • Periodicity of emptying, about 10, 000km
  • Cold begin capability if you live in a cold region

Mobil Super 3000 5W40

A prestigious brand that offers you a kit to do your oil change plus an additional 1 litre that you can use to verify the oil level of your Kia Optima.
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Benefits:

  • A 100% synthetic oil that will last with time.
  • Suitable for intensive use of your vehicle.
  • Price.

Disadvantages:

  • Less suitable for older engines.

Best mid-range engine oil for Kia Optima

Mobil Super 3000 FE 5W30

This synthetic oil is unbeatable value for money and will protect your engine, turbo or injection.
Benefits

  • High quality synthetic material that will allow you to space out your drains.
  • A price for this interesting quality.
  • Suitable for all sort of pipes

Inconvenience

  • Less suitable for older automobiles or automobiles with quite a lot of mileage.

Best premium motor oil for Kia Optima

Castrol Edge 5W30

A premium synthetic motor oil to protect your Kia Optima from friction, even in the worst conditions.
Benefits

  • Top of the range engine oil suited to all engines from Kia Optima
  • Startup under all conditions.

Inconvenience

  • You’re not gonna have the ability to get the price.
  • Not suited to older automobiles

Castrol Magnatec 0W30

An ultra-synthetic motor oil for your Kia Optima which will be adapted to the most demanding engines such as those equipped with Start and Stop.
Benefits

  • Cold start under the worst conditions.
  • Suitable for the most demanding engines.
  • Suitable for engines designed with Start and Stop

Inconvenience

  • You’re not gonna have the ability to get the price.
  • Not suited to older automobiles or engines with more than 200, 000 kilometers

A few suggestions on choosing the right engine oil for your Kia Optima

And to end this content page, we will give you some advice on how to produce good use of the motor oil in your Kia Optima, and produce the right choice when you buy it:

    • Take note that an open can of oil should be disposed of after one year and not be used anymore because it loses a good component of its capacity and may harm your engine.
    • Observe the instructions of the oil suppliers and car manufacturers and use only oils compatible with the engine of your Kia Optima

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  • The oil change intervals announced by the engine oil manufacturer are important, do not exceed the mileage indicated on the canister between each oil change

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If you want more guides on the Kia Optima, go to our Kia Optima category.