Free Shipping

on all orders over $1000

Top 10 Best Synthetic Oil Reviews Reviews & Comparison | Updated

Visit our site to find reviews on synthetic oil reviews. We have the top best synthetic oil reviews comparison 2024 and you can make an informed decision!

That’s why we’ve taken 2521 reviews from top experts and organized them according to our rankings for you. 

SaleBestseller No. 1
Valvoline Advanced Full Synthetic SAE 0W-20 Motor Oil 5 QT
  • Advanced protection against the four main causes of engine breakdown: wear friction heat and deposits
  • Full synthetic 0W-20 formula offers 24X stronger protection against engine-killing contaminants than the leading full synthetic motor oil
  • 40% better wear protection vs. industry standards as tested in the Sequence IVB engine test
  • 25% better deposit protection with superior engine cleaning detergents as tested in the GMOD engine test
  • Meets or exceeds all requirements of ILSAC GF-6A, API SP, API SN with SN Plus, API SN, GM dexos 1 Gen 3
Bestseller No. 2
Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart, Gray
  • Mobil 1 High Mileage full-synthetic motor oil 0W-20 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes.*
  • Utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness
  • Meets ILSAC GF-6 standards to help provide low-speed pre-ignition (LSPI) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
  • Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
  • Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
Bestseller No. 3
Pennzoil Platinum High Mileage Full Synthetic 0W-20 Motor Oil, 5 Quart
  • Full synthetic 0W-20 engine oil designed for vehicles with more than 75,000 miles that offers the same protection as 5W-20 and is made with natural gas
  • Backed by a 15,000-mile protection guarantee* to keep you covered between oil changes and in the long run
  • Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
  • Proven to help stop leaks for engines with more than 75,000 miles
  • Formulated to deliver less oil burn-off than high-mileage motor oils made from crude oil
SaleBestseller No. 4
Valvoline Restore & Protect Full Synthetic 0W-20 Motor Oil 5 QT
  • The first motor oil to actively restore engine cleanliness and protect against future damage
  • With continuous use, Valvoline Active Clean Technology removes up to 100% of deposits while Liqui-Shield Technology helps prevent future deposits (*with regular oil changes. In Adapted Sequence IIIH Testing: Piston Deposit Removal)
  • 79% stronger anti-wear protection than industry standards (vs. GF-6 qualified oil)
  • Minimizes friction between metal surfaces in your engine to help improve fuel economy
  • The best motor oil for any age vehicle, from your new car’s first oil change to high-mileage vehicles
SaleBestseller No. 5
Valvoline Extended Protection Full Synthetic Motor Oil SAE 0W-20 5 QT
  • Ultimate protection against wear, friction, heat and deposits, the main reasons for engine breakdown
  • 24x stronger protection against engine-killing contaminants than the industry-leading full synthetic
  • Dual Defense Additive Technology helps keep your engine clean and running at peak performance for optimal fuel economy and performance
  • 10X stronger against oil breakdown and 50% greater wear protection than industry standards
  • Meets or exceeds all requirements of ILSAC GF-6A, API SP, API SN with SN Plus, API SN, dexos 1 Gen 3
SaleBestseller No. 6
Pennzoil Ultra Platinum Full Synthetic 0W-20 Motor Oil, 1 Quart
  • Our most advanced full synthetic 0W-20 engine oil, designed for unbeatable engine protection*
  • Pennzoil Ultra Platinum comes with a 20-year, 750,000 mile warranty** to protect your engine and give you peace of mind to drive every mile as hard as you can
  • Made with natural gas
  • Outstanding performance in extreme temperatures
  • Designed for high-performance engines, it helps protect engines from loss of power
Bestseller No. 7
Pennzoil High Mileage 5W-20 Motor Oil, 5 Quart
  • High Mileage 5W-20 synthetic blend engine oil specially formulated to help stop leaks and reduce oil consumption in worn engines
  • Recommended for vehicles with more than 75,000 miles
  • Helps prevent sludge and other damaging deposits
  • Proven wear protection for engine parts
  • Suitable for modern turbocharged engines where low-speed pre-ignition protection is required
Bestseller No. 8
Valvoline European Vehicle Full Synthetic XL-III SAE 5W-30 Motor Oil 5 QT
  • Advanced protection for European gasoline and diesel vehicles against the four main causes of engine breakdown: wear friction heat and deposits
  • Formulated with top-quality anti-wear additives that go beyond industry and OEM standards in European vehicles
  • Premium antioxidants and cleaning detergents combine to safeguard against damaging deposits
  • Exceptional high/low temperature protection defends your engine no matter the climate or driving conditions
  • Meets or exceeds all requirements of API SP, ACEA C3, MB 229.5, 229.52, 229.51, 229.3, 229.31, 226.5, & 229.71, VW 50200/50500, 50400/50700, & 50501, BMW LL-01 & LL-04, Porsche C30, and Opel/Vauxhall OV0401549
Bestseller No. 9
Castrol Edge Extended Performance 5W-30 Advanced Full Synthetic Motor Oil, 5 Quart
  • Protection: Proprietary titanium additive provides unsurpassed wear protection; Bottle Color: Gold
  • Power: The muscle to maintain viscosity stability under the extreme force of your engine
  • Engineered With Fluid Titanium Technology That Offers Maximum Strength Under Pressure
  • Reduces Metal-To-Metal Contact Across A Range Of Different Driving Speeds
Bestseller No. 10
TRIAX Power 4-Stroke 30W Full Synthetic, 4 Stroke Full Synthetic Small Engine Oil, Garden Tractors and Other Power Equipment (1 Gallon)
  • 2x the Zinc of other fluids, including OEM; No other product has this level of wear protection
  • Quiet engine operation, low or no smoke, and excellent protection under high loads
  • Commercial grade - very high shear stability and long life; Protects hard working small engines during very long hours of operation
  • Works on all small engines needing a 5W-30, 10W-30, or SAE 30W engine oil - lawn mowers, compressors, lawn tractors, log splitters, pressure washers, and generators
  • All Season -40 F to 130 F ambient temperatures

With our guide, you can find the best synthetic oil reviews available on the e-commerce market. We make use of Big Data and AI data to compile this list, so it is highly accurate.

The process of creating this content was challenging, but our team persevered through it to bring you the best possible results. We read user reviews and look at what buyers think about each product so that your buying experience will be satisfying.

Leave a Comment