November 3, 2025

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10 Best engine oils of 2025

Save up to 25% off

Best Choice

1

Shell Rotella
Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)
Main highlights

Triple Protection Plus Technology
Full synthetic 5W-40 oil protects against wear, deposits, and oil breakdown.

Versatile Heavy-Duty Applications
Ideal for pickup trucks, tractors, semi rigs, and more.

Consistent Performance Praise
Users appreciate smooth, quiet engine operation and reliability.
9.6

Exceptional

Our Rating

9.7
Long life

9.7
distance

9.3
worth the money
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

Trusted insights AI and human analysis guide your decisions, reflecting real user priorities
Real users impact

Thousands of users trust our site daily

Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

Shell Rotella

Shell Rotella T4 Triple Protection 15W-40 Motor Oil, 1 Gallon (3 Pack)
9.5

Excellent

Our Rating

9.7
Long life

9.1
worth the money

9.1
distance
3

Mobil
Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 Quart

16% Off
Main highlights

Fuel Economy Improvement
Mobil 1 Advanced Fuel Economy full-synthetic motor oil 0W-20 is low-viscosity to help improve fuel economy, meeting ILSAC GF-6 standards for engine protection.

Best for High Mileage and Extended Performance
Ideal for vehicles requiring high mileage and extended performance, protecting critical engine parts for up to 10,000 miles between oil changes.

Warranty and Quality Assurance
Customers frequently praise Mobil 1 for its legitimate warranty program and high-quality, full-synthetic formula that ensures engine cleanliness and protection.
Key specs
- viscosity:0W-20
- package dimensions:4.4 x 8.1 x 12.66 inches
- oem part number:124185
- flash point:224 Degrees Celsius
- vehicle type:Car, Truck
9.4

Excellent

Our Rating

9.9
lasts a long time

9.7
worth the money

9.5
materials Quality
4

Valvoline
Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil 5 QT

25% Off
Main highlights

Key Features and Benefits
Valvoline Advanced Full Synthetic 5W-30 enhances engine longevity and performance.

Ideal Use Cases
Perfect for high-mileage vehicles and rigorous driving conditions.

Praised Feature
Exceptional additive packages praised for enhancing engine performance.
9.1

Excellent

Our Rating

9.7
worth the money

9.7
Long life

9.7
distance
5

Valvoline

Valvoline Full Synthetic High Mileage with MaxLife Technology 5W-20 Motor Oil 5 Quart

25% Off
8.9

Very Good

Our Rating
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6

Mobil
Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart

16% Off
Main highlights

Outstanding Engine Performance
Mobil 1 High Mileage oil improves engine performance, protection, and cleanliness with its Triple Action Formula.

Ideal for High Mileage Vehicles
Perfect for engines over 75,000 miles, extending intervals up to 10,000 miles.

Praised for Fuel Efficiency
Customers report remarkable fuel efficiency improvements, surpassing original vehicle ratings.
8.7

Very Good

Our Rating

9.9
Precision

9.9
distance

9.9
Sheerness
7

Castrol
Castrol GTX Full Synthetic 5W-30 Motor Oil, 5 Quarts

15% Off
Main highlights

Superior Wear Protection
Offers 6X better wear protection than industry standards, ensuring longevity for critical engine parts.

Ideal for High Mileage Vehicles
Perfect for vehicles requiring superior sludge cleaning and protection against new formation.

Praised for Reliability
Customers highly rate its consistent performance and competitive pricing.
8.6

Very Good

Our Rating

9.9
Long life

9.9
materials Quality

9.9
distance
8

Castrol
Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts

13% Off
Main highlights

Phosphorus Replacement Technology Benefit
Helps extend the life of the emission system, reducing maintenance costs.

Ideal for High Mileage Vehicles
Perfect for older cars needing extra care and protection.

Consistent Quality and Price
Praised for its quality and competitive pricing, though price consistency is a concern.
8.4

Good

Our Rating

9.9
worth the money

9.9
Flavor

9.7
Long life
9

Castrol
Castrol EDGE 5W-30 Advanced Full Synthetic Motor Oil, 5 Quarts
Main highlights

Superior Viscosity Breakdown Protection
3X stronger against viscosity breakdown than leading full synthetic oils.

Ideal for Modern High-Performance Engines
Perfect for engines needing high temperature and wear protection.

Praised for Engine Smoothness
Customers frequently note improved engine smoothness and performance.
Key specs
- viscosity:5w-30
- package dimensions:4.33 x 8.27 x 12.99 inches
- oem part number:03084C
- flash point:N/A
- vehicle type:N/A
8.3

Good

Our Rating

9.7
worth the money

9.7
Long life

9.7
distance
10

Castrol
Castrol EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quarts

17% Off
Main highlights

Superior Viscosity Resistance
3X stronger against viscosity breakdown than leading full synthetic oils.

Ideal for High Performance Engines
10X better high temperature performance, perfect for demanding driving conditions.

Extended Oil Change Interval
Protection for 10,000 miles between oil changes, reducing maintenance frequency.
8.2

Good

Our Rating

9.9
Sheerness

9.7
worth the money

9.7
Long life

10 Best engine oils of 2025

1

Shell Rotella T6 Full Synthetic 5W-40 Motor Oil, 1 Gallon (3 Pack)

9.7

9.7

9.3

How do we rank?

How do we rank?

Analyzing top stores

2

Shell Rotella T4 Triple Protection 15W-40 Motor Oil, 1 Gallon (3 Pack)

9.7

9.1

9.1

3

Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 Quart

9.9

9.7

9.5

4

Valvoline Advanced Full Synthetic SAE 5W-30 Motor Oil 5 QT

9.7

9.7

9.7

5

Valvoline Full Synthetic High Mileage with MaxLife Technology 5W-20 Motor Oil 5 Quart

6

Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart

9.9

9.9

9.9

7

Castrol GTX Full Synthetic 5W-30 Motor Oil, 5 Quarts

9.9

9.9

9.9

8

Castrol GTX High Mileage 5W-30 Synthetic Blend Motor Oil, 5 Quarts

9.9

9.9

9.7

9

Castrol EDGE 5W-30 Advanced Full Synthetic Motor Oil, 5 Quarts

9.7

9.7

9.7

10

Castrol EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quarts

9.9

9.7

9.7

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