Kirkland vs Mobil 1 engine oil

Engine oil is just like the second insurance that you take for your car. Oil changes done regularly are beneficial to you and your vehicle as they prevent sludge and carbon accumulation.

This again extends the engine life. Oil forms a protective shield between the moving parts of a car’s engine that rotate several times in a minute. 

The engine oil, therefore, gives protection with less resistance. However, getting your engine oil changed can be a real hassle, especially when you don’t know the kind of oil you will use. There are several brands in the market, some of whose functionality is questionable. 

If you have been in the oil market, you might have come across Kirkland and Mobil 1. While the two are engine oils, which one is the best to use? If you are stuck, here is a complete review of the two to help buy an engine oil that will improve your engine performance and life. 

Kirkland engine oil

If you are looking for game-changer engine oil, Kirkland Oil has proved to the world that it is ideal in the automotive oil industry. Kirkland oil is effective in increasing engine efficiency, preventing thermal breakdown, and reducing wear and tear. 

The oil is certified and therefore safe for use in engines. It is designed to cleanse internal engine components, maximize fuel performance, and reduce engine corrosion. Kirkland is fully synthetic, thus ensuring an engine’s optimum performance and protection. 

No engine oil can rival its resistance to power-robbing shreds. This oil is in different viscosities SAE 5W-30,5W30and OW-20. If you need fully synthetic motor oil, Kirkland engine oil never disappoints. Among Kirkland’s three types of oil, 0w-20 is the best but somehow pricey.

Features of Kirkland engine oil

  • Kirkland engine oil has the following features. 
  • It has superb protection against motor corrosion. 
  • Its performance and protection are better in both low and high temperatures.
  • It is approved for use in all GM propellant engines that need dexos1
  • It controls thermic breakdown
  • It features an extended engine life 

Advantages or benefits of Kirkland engine oil

  • Kirkland motor oil has several benefits, which include
  • The oil prevents low-speed pre-ignition( LSPI) that happens in direct-injected motors and turbocharged engines. 
  • It controls grinding that can cause a lot of wear and tear to a level lower than the API SP specification.
  • It offers temperature protection, therefore, extending the engine’s life and performance. 

Disadvantages of Kirkland engine oil 

  • Since it is synthetic oil, it is somehow pricey but not more than Mobil 1. 
  • It is not recommended for use in newer vehicles
  • It causes environmental pollution
  • If improperly damped

How much does the oil cost?

Kirkland engine oil can vary, but the standard price is about sixty dollars. The four-pack of five-quart bottles costs about sixty dollars, while the twelve-pack of one-quart costs about thirty-seven dollars.

This implies that generally, one quart of Kirkland engine oil can cost around three dollars. 

How many miles does Kirkland engine oil last?

Kirkland engine oil can last about seven thousand five hundred miles on average. 

Mobil 1 engine oil 

This is a fully advanced full synthetic engine oil designed to keep the car engine working like new. The oil offers exceptional wear protection, optimal performance, and engine cleaning power. This oil meets the requirements of the automobile industry standard and outperforms conventional oils. 

Mobil 1 motor oil is highly dependable and of high quality. While this oil is a bit more expensive than other oils, its effectiveness and efficacy make it worth every coin spent. Using this oil ensures optimal motor efficiency as it is designed to lubricate every paper of your car’s engine. 

Regardless of the number of miles it operates, the oil retains its viscosity and no compromise to its effectiveness and color.

The oil preserves the engine parts longer and no build of sludge in your car’s valves. Moreover, while using this oil, you don’t need a professional to change it as it is easy to use. Therefore it saves you a lot of costs. 

Features of Mobil 1 engine oil 

  • It features an advanced complete synthetic formula
  • It has exceptional oxidation and thermal stability
  • It has active cleaning agents
  • It has a precisely balanced additive component system
  • It comes with a carrying handle
  • It is packed in a five-quart

Advantages of the oil 

  • It can not withstand high temperatures
  • It is resistant to freezing
  • It flows at a fast rate
  • It is economical
  • It keeps an engine clean
  • The oil keeps the engine operating like new


While Mobil 1 is the best engine oil in the market, it has downsides

  • It is pricey
  • The oil is not suitable for gasoline and diesel
  • It cannot be used on aviation engines

How many miles the oil can go

The oil can go up to 20000 miles between change intervals. 

How much does Mobil 1 oil cost?

Mobil oil costs vary from one seller to another, but it can cost around twenty-seven dollars for a one-quart six-pack. 

Differences between Mobil 1 and Kirkland engine oils

  • Mobil 1 is more pricey than Kirkland engine oil
  • Mobil 1 features outstanding low-temperature abilities than Kirkland
  • Mobil 1 features a faster low rate than Kirkland engine oil


  • They are both fully synthetic oils
  • They both feature high performance

Which oil is better?

Deciding which is a better oil Mobil 1 and Kirkland oil depends on the buyer and what they might consider. But basically, Mobil 1 oil is the best oil in the market despite its price.

It is resistant to evaporation and can flow even when exposed to extreme temperatures. But before you decide on the ideal one between the two, read through the review carefully. 


Mobil 1 and Kirkland engine oils are synthetic engine oils that boost high engine performance and efficiency. While their reputation and cost cannot compare, both oils tend to perform better.

When looking for the ideal one for you, you have to choose one based on your considerations. If you want cheap oil, go for Kirkland, as it is more affordable than Mobil 1.

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