Best Synthetic Motor Oils

Picking the best synthetic oil for your car and engine? Reviewing many products of synthetic motor oils from Castrol to Pennzoil that keep your motor running smoothly.

If you are looking to buy synthetic oil you need to know what is best for your car. When you buy a car you need to decide whether your oil is best for saving money, high mileage, or extended performance.

Why is synthetic oil so important? Basically, you need oil to make your engine work because it is the heart of your car’s life. Synthetic oil is very important for benefitting your car performance.

Synthetic oil is best to clean, cool, lubricate and make your engine stronger. You want a car engine for a stronger performance, therefore knowing the best  oil brand is key. Check out Pennzoil, Castrol, Mobil, and various brands to see what works for you.


What Are the Advantages of Synthetic Oil?

advantages of Synthetic Oil

The main benefits of synthetic oil are numerous. For example, here are the biggest reasons to consider buying this oil for your car

  • Improves hot and cold temperature performance for your car engine. Your car will be able to tolerate these harsh cold or hot temperatures much more smoothly
  • Fuel Economy advantage, so your gas costs will decrease. You can save money and spend less on gas by simply using synthetic oil
  • Synthetic oil will help remove contaminants and increase the longevity of your car. There is a lot of dirt and residue that builds up in your engine, so be prepared
  • You will change your oil less, so you will save time and money. When you have a longer time between oil changes then this is more convenient for you
  • Additives in Synthetic oil can help your car. Some additives may improve your car in higher temperatures while others are best for removing contaminants

Our Top 10 Picks: Synthetic Oils Highlights


Top 10 Best Synthetic Oils

Best Overall Synthetic Oil

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Valvoline makes a very popular, affordable, and effective synthetic oil filter. The full synthetic SAE OW-20  guarantees up to proven protection for many thousands of miles. Overall, this is a very well rounded and effective option for synthetic oil consumers that features a dual layered, synthetic media design.

Valvoline has a great formula and reputation that elevates the performance of your car. As well, for best performance efficiency and no leaks this is the best overall. This is an oil that will make it easy to attain high mileage because of the manufacture and durability that reduces corrosive wear.

Newer cars do much better with the Valvoline because it is intended for superior fuel efficiency and a stronger performance. In general, Valvoline has concocted a great formula that will protect your engine for a long time.

Overall, this is the best synthetic oil because of the fuel efficiency for your engine. Furthermore, the innovative oil is compatible with most conventional and various synthetic motor oils.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Fully compatible with all leading synthetic Oils
  • High mileage oil that will sustain because of its temperature protection
  • Affordable and reputable brand that is popular with many consumers
You need to pay attention to It:
  • Some issues with leaking bottles so beware of shipment method
  • Some issues with ordering and damaged bottles and other ordering issues from Amazon

Best High Mileage Oil

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Amazon makes a wildly popular synthetic oil that is a highly rated top seller. AmazonBasics has produced a specialized high mileage oil that is budget friendly and best for more driving and engine oil efficiency.

Amazon makes oil especially for high mileage drivers that is ideal for any budget consumer as well. This is a specialized oil mixture that has a higher filtration rate for high mileage. In general, the design features an advanced synthetic and integrated formula.

The benefit of this oil is that it is meant for heavy use for any serious drivers. Why? You are able to use this for a car with over 75,000 miles. If you have a car with heavy use then Amazon has made the best oil option.

As well, this oil is able to endure more operating pressure for longer use. Expecting a long life for using this oil provides longer drain intervals for your vehicle’s better performance. Furthermore, you will remove most if all contaminants while other filters will protect less.

In general, this is a top notch brand meant for long term use and high dirt holding capacity. Your car will perform much better overall with this high performing synthetic oil.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Suitable for use in all gasoline engine so this is a highly versatile oil
  • Better option for cars with 75,000 miles and ultimate high usage
  • Very popular and easy to get as it is produced by Amazon
You need to pay attention to It:
  • Some delivery problems with defective product according to Amazon reviews
  • May not be suitable for turbo engines so make sure about oil type configuration

Best Premium Synthetic Oil

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Castrol makes a top performance engine oil that will help to lessen engine deposit formation; top formula design. This is an expensive option but it does an excellent job to prevent dry starts and keep your engine healthy and high performing.

Castrol makes a top performance engine oil that will make your car perform and drive better overall. Also, the 03124 oil brand will remove all the dangerous dirt particles and debris from the engine oil at an affordable price.

This is a premium synthetic oil brand that is more than worth the money. This is an efficient oil built to give superior engine protection. This is intended to be able to give your car a superior performance compared to conventional and synthetic blend oils.

In terms of fit and design, Castrol will be a great fit for your car. The durable and precise hold will provide greater efficiency and strength. As well, the high glass content design is proven to provide effective functionality and performance.

The design of this filter features metal spiral wound tubes and end caps that help trap contaminants from getting to your engine. You can’t beat the advanced design and factors that are considered to help your car perform better.

All in all, this is a great value for what you pay considering the design and durability for higher mileage, wear and tear, and prevention of leaks.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Exclusive high end premium synthetic oil on the market
  • Highly efficient against debris and particles thus making your car engine perform at a higher level
You need to pay attention to It:
  • Not approved for all cars so make sure this oil can be compatible
  • Very expensive considering certain budget consumers and other more economical brands

Best Long Life Synthetic Oil

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This Mobil brand offers extended performance oil with excellent low temperature potential, great for preventing dry starts. Mobil makes an extended performance oil that protects under almost any circumstance with almost any motor oil. The Mobil 1 brand is the ultimate advanced and high end synthetic oil that works efficiently and creatively.

Mobil guarantees to beat the competition within their price range; expect much longer intervals for draining. Moreover, expect remarkable cleaning power and creative thinking for this Mobil brand. Mobile 120760 offers reliability and high performance and is in a league of its own in filters.

Furthermore, this Mobil brand delivers successful filtering for an extended period of time compared to other brands. Overall, this is a high-performance synthetic oil that can tolerate pressure with power and reliability.

You can use any type of oil with man filters, so this makes it ultimately the most versatile synthetic oil on the market.

All in all, this Mobil oil will offer exceptional protection and prevent dry starts and last for an extended period of time. The steep price may turn off some consumers, but you can’t beat this Mobil brand for capacity and extended performance.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • 6% rate of success against contaminants in your oil; one of the
  • Long life filter that will last longer than most if all other filters
  • Great performance for intensive cold or hot weather
You need to pay attention to It:
  • Much more expensive compared to most if all filters on the market
  • There have been some rebate problems in regards to some Mobil promotions

Best for Fuel Economy Synthetic Oil

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Pennzoil makes a top notch oil option that is ideal for fuel mileage efficiency. Overall, expect wonderful fuel economy that is able to withstand and remove contaminants.

Pennzoil has manufactured oil that provides oil stability and endurance. Expect a high performance  with innovative options featuring a dual-layered filtering material. Overall, the oil is able to withstand and remove contaminants and optimally filtrate your engine flow.

Pennzoil makes oil with excellent quality because it includes high grade materials. The oil components feature an anti-drain back valve that is tailor made to endure high temperature as well any wear and tear. Pennzoil makes a high performance brand that offers a great deal of sludge protection.

In general, Pennzoil advertises that it can capture 99% of metal particles, carbon, and dirt in the oil thus preventing unfiltered oil from going into the engine and holding a steady oil supply.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Engineered to offer a high quality base oil with great efficiency
  • Provides oil stability and endurance for harsher weather conditions
  • Sludge protection to help high performance
You need to pay attention to It:
  • May not be suitable for all vehicles and cars
  • Very expensive compared to other synthetic oil brands

Best Long Life Synthetic Oil

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Highly praised and long lasting synthetic oil option that gives high mileage and technological advanced efficiency for your engine. Built for high mileage use and everyday driving.

Valvoline features additional detergents to maintain the cleanliness of older engines. How? This oil helps remove sludge and deposits. Moreover, the antioxidants that are included in the oil lessen the likelihood of the engine clogging and as well deposit formations.

This specially crafted oil is meant to be perfectly compatible with various engines types. Moreover, you will be guaranteed longer intervals before changing oil.

Expect premium features and design like an easy pull tab for changing oil quickly and conveniently. Also, you have a precision pour spout along with an anti-glug tube. Overall, Valvoline is designed for excellence and high mileage usage.

Overall, this is a high quality and premium oil that may be pricier, but worthwhile in maintaining engine health and longevity. This synthetic oil offers high density additives, which in turn provides and guarantees a 99% efficiency rate for engine health.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • American Owned and operated for over 150 years; an institution and well respected auto leader
  • Premium oil selection with advanced additive built for high mileage and heavy use
  • Easy and convenient for changing oil; featuring precision pour spout with anti-glug tube
You need to pay attention to It:
  • Issues with container and manufacturing of seal, so there have been complaints of leaks
  • Not ideal for high performance vehicles, this oil is meant for high mileage or everyday car engine usage.

Best for All Vehicles Synthetic Oil

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Liqui makes a high performing synthetic oil that can be used on almost any vehicle and engine type. As well, this oil is great for efficiency and overall life for your car. Why? Simply because Liqui have designed it to guarantee more quick engine lubrication and less fuel usage.

This oil mix by Liqui Moly works on cars, trucks, SUVs, motorcycles, and even ATVs. It is true indeed. You can’t beat this oil  when it comes to all vehicle engine types and versatility. You pay for more quality, versatility, and additive innovation.

Liqui, a German and Italian success story, features the creation of the additive form of molybdenum disulphide that has given this oil brand an ultimate advantage. Why? The additive smooths and enhances your engine thus causing longevity and a stronger performance.

Overall, a highly compatible oil that will give you as much or more than 15,000 miles of usage in one application. Overall, expect long mileage before changing oils with Liqui Moly Premium oil.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Usable for engine types for almost all cars, trucks, SUVs, motorcycles, and even ATVs
  • Additive innovation of molybdenum disulphide helps smooth out engine
  • 15,000 miles of use with one application
You need to pay attention to It:
  • More expensive than most synthetic oils on the market, so consider cost before buying
  • May not be compatible with

Best Budget Synthetic Oil

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Castrol makes an affordable and high quality build oil, protects your engine as well preventing deposit build up. This oil offers a lot in terms of affordability as well longevity for your call as it will outlast most of the competition. The 03102 GTX brand protects your engine as well preventing any cracks or hard wear and tear for extra durability.

Expect synthetic oil that is built for consumers who want to save money and expect good results. As well, Castrol will help oil burn off contaminants compared to other conventional oil brands.

This oil features advanced additives that will greatly aid your engine and overall performance. As well, within the Castrol mix, you have seal conditioners that greatly lessen leaks. In addition, you get phosphorus replacement technology to strengthen and lengthen life of your emission system.

All in all, this is a tough oil that everyday drivers can appreciate as well as more serious drivers. Why? Simply because it improves fuel economy and saves you money all at once for a variety of different types of drivers.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Most affordable price in the market compared to the competition
  • Advanced additives contribute to better engine performance and less engine wear
  • Seal conditioners in Castrol mix will help reduce leaks
You need to pay attention to It:
  • Some quality control complaints have been made about the Castrol mix
  • Reports of some functionality issues and leaks according to a few Amazon reviews

Best Higher Capacity Synthetic Oil

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Shell makes a higher capacity oil filter with a longer life. Overall, this oil offers excellent fuel economy and quality additives that will bring a strong performance. You can’t beat this oil for incredible fuel economy and overall extended performance.

Shell makes a higher capacity oil that offers special low ash additives that ultimately enhance your car engine. However, this is an oil that can be used for a variety of models. Overall, expect a higher capacity oil with a longer life and durability and less oil changes overall.

In general, this oil has a standard functionality, but what separates it from the pack is the higher capacity potential. Why? Because of the large contaminant bonding capacity because of the advanced multi-functional additives. This mixture protects against dirt, debris, and various contaminants.

Overall, the advanced multi-functional additives protect against contaminants and provide higher capacity and longevity.  Also, the low-ash additive aids in decreasing emissions and maintaining fuel efficiency.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • High performing oil that provides maximum protection for your engine
  • One of the highest in terms of contaminant removal with special additives
  • Special Low Ash additives enhance the life and performance of car and engine
You need to pay attention to It:
  • Expensive price compared to most other notable oils on the market
  • Some issues reported with oil in colder weather climates

Best for Corrosion Protection Synthetic Oil

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Royal Purple makes a more premium oil that is more than worth the price. This is a refined oil that guarantees a longer service life for your car. This oil combines premium base oils with technological innovation; high performance oil made to prevent corrosion and dry runs.

This oil is well formulated for preventing an engine oil leak. The synthetic oil concoction has a higher ratio of natural solvency. Why? Overall, synthetic oil has the ability to make your engine run smoother and help prevent dry starts.

In general, the solid and high quality oil that will give longer  intervals before extending the oil drain intervals. Royal Purple’s removes existing deposits gradually; such deposits can restrict oil flow, which reduces the oil service life greatly.

Read Customer Reviews on Amazon!
Why We Recommend It:
  • Additive technology makes for a efficient synthetic oil option
  • Optimized fuel efficiency as well fuel economy for longer drives
  • Improved compatibility for fuel containing additives from ethanol
  • Superior and top quality corrosion protection
You need to pay attention to It:
  • HIgher price point than the majority of oil filters
  • Make sure the oil is the best fit for your vehicle

Synthetic Oil Buying Guide

Here is a summary of a few of the most important things you need to watch for before buying synthetic oil.

  • Viscosity

This is one of the more crucial things in picking the best synthetic motor oil. Because the stickiness of the oil, viscosity, works better in certain climates depending on the type of viscosity.

  • Application

Each synthetic oil brand will advertise different applications for various things like high mileage, extended performance for your engine, trucks, and more. Make sure to know what you want for your oil. Synthetic oil is key for benefitting your car performance.

  • Compatibility

Make sure to guarantee that a brand of synthetic oil is able to work in conjunction with other types of oil. Verify what type of oil your car needs as well.

  • Additives

Every brand of synthetic oil has additives and properties so make sure that this is important for your requirements. For example, the additive molybdenum disulphide smooths and enhances your engine thus causing longevity and stronger performance.

  • Price

Premium synthetic oil can cost a lot of money, therefore you need to differentiate between high full synthetic brands to less expensive brands. Research reviews and do comparisons.

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