Subaru Synthetic Oil vs Mobil 1 | Detailed Comparison

Are you trying to decide between Subaru synthetic oil and Mobil 1 oil for your vehicle? With so many different motor oils on the market these days, it can be hard to determine which one is best suited for your car. In this blog post, we’ll dive into some of the differences between Subaru synthetic and Mobil 1, including their composition, cost-effectiveness, environmental impact, and industry reputations.

We’ll also examine how both products stack up against each other when it comes to long-term performance in a range of automotive applications. By leveraging years of experience working with each type of product plus research from multiple trusted sources online, we’ve put together an informative look at Subaru synthetic vs Mobil 1 so that you can make an informed decision when it comes time to buy motor oil.


FactorsSubaru Synthetic OilMobil 1
Viscosity5W-30, 0W-20Broad range available
Suitable EnginesSubaru engines primarilyDiverse engine suitability
Suitable ModelsAll Subaru modelsMultiple vehicle models
LongevityExtended oil intervalsKnown for longevity
Fuel EconomyOptimized for SubaruVariable per vehicle
Grades AvailableMultiple grades offeredWide grade variety
Value for MoneyHigher cost, Subaru-specificMore affordable, versatile


Subaru Synthetic Oil vs Mobil 1 on The Basis of Viscosity:-

When it comes to comparing Subaru Synthetic Oil and Mobil 1 based on viscosity, a simple analogy might help. Imagine oil as your car’s morning coffee. Just as you want your coffee to be the right consistency, not too watery or too thick, your car requires its oil, or its ‘morning brew’, to be of optimal viscosity to function efficiently.

Subaru Synthetic Oil is like a standard latte. Doesn’t matter if it’s scorching hot outside, or freezing cold, your latte’s consistency remains comforting. Similarly, Subaru Synthetic Oil holds its own in varying temperatures, providing consistent flow and protection which reduces wear and tear on your engine parts. Notably, while it’s perfect for all Subaru models, it’s a one-size-fits-all solution that may not cater to specific needs of different types of cars.

Conversely, Mobil 1, with its variety of viscosity grades, can be likened to a coffee shop with a wide range of options. Whether you prefer an espresso (for a high-performance sports car) or a light cappuccino (for a family sedan), Mobil 1 has got you covered. With its adaptive viscosity, Mobil 1 flows quickly even at low temperatures and remains stable at high temperatures, catering to your vehicle’s specific needs.

In essence, while Subaru Synthetic Oil is the go-to choice for Subaru models and offers a universal solution, Mobil 1 offers more tailored options to match your specific driving conditions and engine requirements. The final call, of course, depends on what brew best suits your vehicle’s taste buds!


Subaru Synthetic Oil vs Mobil 1 on The Basis of Suitable Engines:-

When it comes to choosing the right oil for your engine, it’s like selecting the right shoes for different types of terrain. Subaru Synthetic Oil is like a sturdy pair of hiking boots, specifically designed to handle the rugged terrain of a Subaru engine. This oil is perfect for Subaru models, it’s like it was born to tread the adventurous paths these vehicles are known for. It’s an ideal match, providing optimum engine protection for Subaru’s Boxer Engine, enhancing its performance, and increasing its longevity.

On the other hand, Mobil 1 is like a versatile running shoe, adaptable to various kinds of engines and environments. Its range of viscosity grades lets it cater to a wide spectrum of vehicles, from high-performance sports cars to family sedans. It’s like a trusted fitness trainer, adjusting to the specific needs of your engine, ensuring it performs at its best under varying conditions.

So, in the battle of Subaru Synthetic Oil vs. Mobil 1, the winner really depends on the kind of ‘terrain’ your vehicle will be navigating. If you’re a Subaru owner, Subaru Synthetic Oil might be the perfect ‘hiking boots’ for your ‘trail’. But if your car’s engine has different needs, Mobil 1, with its ‘running shoe’ adaptability, might be the way to go. Remember, it’s all about finding the perfect fit to keep your engine running smoothly and efficiently.


Subaru Synthetic Oil vs Mobil 1 on The Basis of Longevity:-

Taking the analogy of footwear a step further, let’s consider the longevity of Subaru Synthetic Oil and Mobil 1. Imagine your engine is participating in a marathon, the oil being its hydration. Subaru Synthetic Oil is like a slow-releasing energy drink, designed for the long haul. Engineered specifically for Subaru models, it offers extended drain intervals, ensuring that your Subaru engine stays well-lubricated and performs optimally for longer periods. This means fewer oil changes and more time on the road for Subaru owners.

Mobil 1, on the other hand, is like an isotonic sports drink. It’s made for general consumption and caters to a broad audience. It provides excellent protection and performance, but it might require more frequent top-ups, depending on your vehicle’s make, model, and driving conditions. This is not to lessen its quality, but rather to stress its versatility.

In essence, if you’re a Subaru owner, Subaru Synthetic Oil really is the go-to for your vehicle, providing tailored protection and ensuring your ‘hiking boots’ last longer. Meanwhile, Mobil 1 is a reliable choice for a variety of engines, ensuring they’re ready for a good run. Always remember, knowing the ‘terrain’ your vehicle will traverse aids in selecting the right ‘drink’ to keep it running strong and far.


Subaru Synthetic Oil vs Mobil 1 on The Basis of Fuel Economy:-

Comparing Subaru Synthetic Oil and Mobil 1 in terms of fuel economy paints a clear picture of their efficiency. Think of it as planning a hiking trip – the less water and food you need to carry, the easier your journey becomes. In the same vein, better fuel economy means your ‘hike’ is more efficient and cost-effective.

Subaru Synthetic Oil is like packing lightweight, nutrient-dense food specifically designed for your body’s needs. Engineered exclusively for Subaru models, it lessens friction and heat in the engine, enhancing its performance. This, in turn, results in improved fuel efficiency – like needing fewer stops for snacks on your trail, your Subaru needs fewer trips to the gas station. It’s a tailored diet plan for your Subaru’s engine, giving it the best possible ‘nutrition.’

On the other hand, Mobil 1 is like a versatile, all-in-one meal. It works well across various engine types and models, providing excellent protection and performance. However, its impact on fuel economy might not be as pronounced as Subaru Synthetic Oil. This is due to its ‘one-size-fits-all’ approach – while it does the job well, it may not be specifically optimized for your engine type. Imagine having to carry slightly more food on your hike, making extra stops to refuel.

Bottom line? If you’re a proud Subaru owner seeking to squeeze the most miles out of each gallon, Subaru Synthetic Oil is your best bet. Meanwhile, Mobil 1 is a solid, dependable choice for a wide array of engines, ensuring they’re well-fed and ready for the long run. However, as always, remember to consider your car’s specific needs before making your oil selection.


Subaru Synthetic Oil vs Mobil 1 on The Basis of Grades Available:-

In terms of grades available, Subaru Synthetic Oil and Mobil 1 offer a variety of options to cater to different engine needs. Subaru Synthetic Oil is available in the 5W-30 grade, a versatile range that is compatible with a majority of Subaru models. Being a brand-specific oil, it is designed to meet the precise requirements of Subaru engines, offering exceptional performance across various driving conditions.

On the contrary, Mobil 1 offers a broader array of choices, including 0W-20, 5W-20, 5W-30, and 10W-30 among others. This versatility makes it a go-to option for many different vehicle makes and models, not just Subarus. However, while its ‘universal fit’ aspect is appealing, it might not be as finely-tuned to your Subaru as the Subaru Synthetic Oil is.

To put it simply, imagine if you’re at a restaurant. Subaru Synthetic Oil is like ordering a dish that’s been crafted specifically for your taste buds, while Mobil 1 is like a popular dish on the menu that’s liked by most diners. Both have their merits, but the former offers a customized experience aligning perfectly with your preferences. Always remember, though, the best oil for your vehicle depends on your engine’s specific needs and the manufacturer’s recommendations.


Subaru Synthetic Oil vs Mobil 1 on The Basis of Value for Money:-

When it comes to Value for Money, both Subaru Synthetic Oil and Mobil 1 offer their unique benefits. In essence, Subaru Synthetic Oil is akin to a high-end, tailor-made suit, designed specifically with Subaru’s requirements in mind. It’s like splurging on a high-quality item that fits perfectly, knowing it’s made just for you. This oil will cater to all the specific needs of your Subaru, ensuring peak performance and longevity. The old adage “you get what you pay for” applies here.

On the other hand, Mobil 1 can be likened to a well-made, off-the-rack suit. It might not be custom-made for your specific vehicle, but it’s a reliable and versatile option that suits a variety of car models. Mobil 1’s range of options caters to a wide array of engine needs, making it a cost-effective choice for many. It’s the kind of product that offers excellent value for the money spent, a great ‘bang for your buck’ if you will.

So, if you own a Subaru, the Subaru Synthetic Oil might seem like a pricier option, but remember, it’s made to complement your vehicle perfectly, justifying the cost. Conversely, while Mobil 1 provides a more ‘one-size-fits-all’ approach, it’s this universal adaptability and affordability that make it a value-packed choice for diverse engine types. As with any purchase, it’s essential to balance the cost with your vehicle’s specific needs and the benefits the oil can deliver.


Important FAQs:-


Who Makes Subaru Oil

Subaru oil is actually made by a company named Idemitsu? Yep, that’s right! Idemitsu is a Japanese company and is recognized as one of the top ten companies in the oil industry. They’ve been around for over a century, which means they’ve had plenty of time to perfect their craft.

Idemitsu is not just any oil manufacturer. It’s known for its history of innovation and excellence. This has allowed them to become one of the few companies trusted enough to produce Subaru oil. Being based in Japan like Subaru, it makes sense that these two would pair up.

Interestingly, there have been some rumors floating around that Pennzoil might also be involved in producing Subaru’s motor oil. While this isn’t confirmed, it’s an interesting tidbit to consider.

Now, when it comes to the quality of Subaru’s synthetic oil, experts often say it doesn’t really matter who makes it. What’s important is that it’s certified API, meaning it meets certain standards for performance and protection. So whether it’s Idemitsu or possibly even Pennzoil behind it, you can trust that Subaru’s synthetic oil is designed to keep your engine running smoothly.

So there you have it. The next time you’re topping up your engine oil, you’ll know exactly where that Subaru oil is coming from!

Can I Use Mobil 1 in My Subaru?

Absolutely, you can! Subaru engines are, in fact, quite fond of Mobil 1 synthetic oil. Mobil 1 is renowned for its superior protection against engine wear, even under extreme driving conditions. This makes it a fantastic choice for your Subaru, especially if you’re someone who loves a long, spirited drive.

The advanced full synthetic formula helps prevent deposits and sludge build-up to enable long engine life. So, yes, you can confidently use Mobil 1 in your Subaru. Keep in mind, though, always choose the correct oil viscosity as recommended by Subaru to ensure optimum performance. Happy driving!


What Synthetic Oil Does Subaru Use?

Subaru uses synthetic motor oil in its engines, which comes in two SAE weights: 0W-20 and 5W-30. The 0W-20 weight is used in non-turbo engines and is designed for improved fuel economy and increased power. The 5W-30 weight is typically used in turbocharged engines. Subaru recommends using Genuine Subaru oil, especially the 0W-20 viscosity, for most of their engines for optimal performance.

It’s worth noting that while Subaru recommends synthetic oils, conventional oil can be used in some cases, such as with the Subaru Impreza. However, for specific models like the Subaru Forester XT (2011 – 2018), 5W-30 Synthetic Oil is recommended.

Please always refer to your vehicle’s owner’s manual or consult with a professional mechanic to ensure you’re using the correct oil for your specific Subaru model and driving conditions.



In conclusion, both Subaru Synthetic Oil and Mobil 1 have their own advantages. Subaru Synthetic Oil is specifically designed for Subaru engines and models, offering optimized fuel economy and extended oil intervals, albeit at a higher cost. On the other hand, Mobil 1 provides a more affordable option with a broad viscosity range, suitability for diverse engines and models, and is known for its longevity. The choice between the two largely depends on your specific vehicle model and your personal preference for cost versus vehicle-specific optimization.