Subaru Synthetic Oil vs Mobil 1 – What is the Correct Oil for Your Car?

Engine oil provides the necessary driving force for your car to run on the road. Buying the correct motor oil is crucial for the optimum performance of your car. A wrong decision can damage the internal parts of the vehicle. In such a situation, you can choose between Subaru Synthetic oil vs. Mobil 1.

Both motor oil brands offer good performance. While they have differences as well. Subaru oils have less compatibility, while Mobile 1 features more compatibility. Also, Mobil 1 is more long-lasting than Subaru synthetic oils.

I discussed the difference between Mobil 1 and Subaru synthetic oil based on their performance, longevity, protection, and compatibility. Let’s jump right in.

subaru synthetic oil vs mobil 1

Subaru Synthetic Oil vs. Mobil 1 – Comparison Chart

Find the below comparison chart of the key differences between Subaru synthetic oil and Mobil 1. Hopefully, you can make a good decision by going through the below chart.

ParametersSubaru Synthetic OilMobil 1
PriceExpensive than Mobil 1Inexpensive then Subaru synthetic oil
Viscosity IndexReduces regular engine wear and tear at low temps.Remains thin at high temps and thick at low temps
Performance at Low TemperatureOil flow is confirmed in the critical moving partsProvides blissful flow of oil during start-up
TractionOffers excellent efficiencyDelivers minimal friction within the fluid
Oxidative StabilityResisting oxidation molecules break downOil thickening rate gets minimized. Also, withstanding varnish and deposits buildup

Who Makes Subaru Synthetic Oil?

Idemitsu, a family-based Japanese Company, started its journey in 1911 in the automotive industry. Initially, they sold fuel for Nippon in northern Kyushu, Meiji. Later, they gained a reputation by manufacturing oil for fishing boats.

They started supplying fuel to the USA at the end of 1970. For their successful journey in the USA, they decided to open a production house in 1992.

They are still reigning in the fuel industry successfully with a reputation. They are listed as the 2nd largest lubricant manufacturer in Japan. Moreover, they have a global position of 8th for manufacturing fuel. Idemitsu is one of the trusted companies in the world for its blissful service.

Who Makes Mobil 1?

Mobil 1 is another one of the best lubricant manufacturers in the world, formulating Mobil 1 synthetic oil and other automotive fuel products. 

In recent times, Mobil 1 gave the right to Exxon Mobil Corporation to manufacture and distribute oil for them.  ExxonMobil is an American Multinational gas and oil manufacturing company formed in 1999. Its headquarters is in Irving, Texas.

The daily production of ExxonMobil was 3.921 million BOE in 2007. This production number is increasing daily, making them one of the biggest companies globally by revenue. As per the list of Forbes Global 2020, they were the 3rd company.

Subaru Synthetic Oil vs. Mobil 1 – Details Discussion of the Differences

Wrong oil selection may lead your Ford 5.4 engine oil pressure low. So, every car owner should know what oil to choose for their car. Here is a detailed discussion of the compared factors between Mobil 1 vs. Subaru synthetic oil for your convenience.


The volatility rating of Mobil 1 is lower compared to Subaru synthetic oil. Mobil 1 will slowly burn, saving your car engine from the regular damage.

It is a significant consideration, especially if you live in an area with high temperatures. Moreover, keep the volatility rating factor in mind if you are driving in stop-and-go traffic.

Whereas Subaru synthetic oil also has a lower volatility rating. Thus, it will break down slowly and last long to protect your car engine from damage.


Price is always a vital factor. Everyone wants oil that delivers efficient service at an affordable price.

If you buy Subaru synthetic oil online, you will need to pay $15 – $80 per bottle. On the other hand, Mobil 1 price range is $15 – $150 / qt.

But in the case of a few specification items, Mobil 1 will cost you less than Subaru synthetic oil. For instance, the price of Subaru oil with a 0W-20 viscosity rating is $36+, whereas Mobil 1 price tag is $26.


Mobil 1 and Subaru synthetic oil are efficient enough to provide the required protection to your car engine.

However, the viscosity rating of Subaru is higher compared to Mobil 1. As a result, Subaru synthetic oil offers superior protection in low temperatures. But, finding Subaru oil is challenging in the local store. While Mobil 1 also ensures blissful oil flow during cold start-up.

So, if you need oil for your car engine offering long-lasting service and is easy to find, buy Mobil 1.


A special additive is the prime characteristic of Subaru full synthetic oil. Thus, it breaks down slowly.

Whereas Mobil 1 is also formulated with a mixture of detergent, removing deposits, dirt, rust, corrosion, and dust and helping your car for long-lasting service. The breaking time of Mobil 1 is also prolonged.

So, when the question comes about longevity, Mobil 1 wins the battle.


By now, you already know that reputed companies manufacture Subaru synthetic oil and Mobil 1. It means you can’t raise any questions about the quality of both oils. Happily, they can be used in most vehicles.

Yet, Subaru oils are highly compatible with Subaru car engines. These oils may not be as efficient as other vehicle engines. At the same time, Subaru oils may not deliver the best performance when poured into other brands’ car engines.

On the flip side, Mobil 1 is fully compatible with most cars. More importantly, Mobil 1 oil performance is great with all car engines.

Subaru Synthetic Oil vs. Mobil 1 – Which One to Buy?

Hopefully, after reading the above parameters, making a precise decision becomes easier for you. In the end, they are all engine oils, correct?

Buy Mobil 1 car engine oil if,

  • You need long-lasting performance from your car oil
  • You want to prevent premature wear of your car engine

Buy Subaru synthetic oil if,

  • You own a Subaru vehicle
  • You don’t mind spending additional cash


Is Mobil 1 oil good?

Mobil 1 is a good option for those looking for a great all-around oil for their car engine. In fact, it is the most reliable brand out there. Mobil 1 is much more effective than other oils in different temperatures, making it the best option for everyone.

Is Subaru synthetic oil worth the price?

Yes, Subaru synthetic oil is a last-longing oil, maintaining the same efficiency as other brands. It offers performance-boosting service and requires engine protection from regular wear and tear. Moreover, they use a unique formula, making them suitable for high-stress and high-heat driving conditions.

Can I use Mobil 1 in my Subaru?

You can pour Mobile 1’s 0W-20 oils in the Subaru 22 Outback. Still, I recommend using only Subaru synthetic oils in your Subaru cars for the best performance.

Why Subaru formulates its own oil?

Subaru formulates its own oil to ensure quality and a public image of fairness and honesty. They manufacture a synthetic blend featuring lightweight properties, ensuring necessary efficiency, enhanced fuel economy, and excellent engine power.

Last Words

Along with a few similarities, there are a lot of dissimilarities between Subaru synthetic oil vs. Mobil 1. Declaring a clear winner is difficult as they offer quite the same performance. But in the case of quality and prices, it entirely depends on the user’s preference.

Your car performance will surely improve when you choose the correct motor oil. Unfortunately, many users are not well-aware of which motor oil to choose. I believe you go through every detail.

Dan Jones is a car enthusiast and has been involved in the automotive industry for the last 10 years. He has a practical knowledge of vehicles and vehicle parts. Besides, he spends most of his time in the garage and deals with various car problems.