Synthetic Oil vs. Conventional Oil: Which is Better for Your Engine?

Choosing the right engine oil for your vehicle isn’t just a maintenance task—it’s an investment in your car’s longevity and performance. Among the many decisions drivers face, one of the most common is choosing between synthetic oil vs. conventional oil. With so many options and opinions out there, it can be challenging to figure out which one is truly better for your engine.

This guide will explain the key differences between these oil types, explore their unique benefits, and help you decide which option best suits your vehicle’s needs and driving habits.

Key Differences Between Synthetic and Conventional Oil

At a glance, synthetic oil and conventional oil may seem similar—they’re both derived from crude oil. However, their differences lie in how they’re refined and their chemical composition.

But first, what is an oil change? An oil change is a vital maintenance task where old, degraded oil is replaced with fresh motor oil to ensure your engine runs smoothly. Whether you choose synthetic oil or conventional oil, regular oil changes are crucial for keeping your vehicle in top condition.

Here’s how the two compare:

  • Conventional Oil: Often called traditional oil, this type of motor oil is derived from refined crude oil. It contains natural impurities and relies on additives to improve performance. It’s typically more affordable and widely used for older engines or vehicles with simpler requirements. With the creation of Synthetic Oil, Conventional Oil now makes up less than 5% of all oil changes. And as vehicles have gotten older on average, many people have switched to a Synthetic High Mileage oil to protect their vehicles.
  • Synthetic Oil: Created through advanced automotive engineering, synthetic motor oil is made from highly refined synthetic base oils combined with carefully selected additives. This process produces a cleaner, more uniform oil with superior properties like enhanced viscosity and resistance to extreme temperatures.

Simply put, conventional oil is adequate for some cars, but synthetic oil is better suited to modern vehicles and more demanding conditions.

Benefits of Synthetic Oil

Synthetic oil is celebrated for its cutting-edge formulation and advanced performance. Here are three standout benefits:

1. Enhanced Engine Protection

Thanks to its refined synthetic base oil structure, synthetic engine oil offers unmatched resistance to engine wear and sludge formation. This provides better protection for critical engine components, especially under high-stress conditions like towing or extreme temperatures.

2. Improved Fuel Efficiency

The uniform molecular structure of synthetic oil reduces friction within the engine, resulting in better fuel economy. If you’re looking to save on gas and reduce your car’s environmental impact, synthetic oil can be an excellent choice.

3. Longer Oil Change Intervals

Compared to conventional oil, synthetic options maintain their performance properties for extended periods, meaning you can go longer between oil changes. But exactly how often should you change your oil when using synthetic? Mileage intervals vary by manufacturer for engine warranty. Refer to your owner’s manual for exact recommendations.

Benefits of Conventional Oil

While synthetic oil often steals the spotlight, conventional motor oil remains a trusted choice for many drivers. Its advantage include:

1. Affordability

One of conventional oil’s most significant benefits is its cost-effectiveness. It’s often the go-to choice for budget-conscious drivers or those with vehicles that don’t require advanced oil types.

2. Compatibility with Older Engines

Conventional mineral oils are ideal for older engines, as these vehicles may not benefit as much from the enhanced properties of synthetic oils. Additionally, high-mileage oil blends are often based on conventional formulations to cater to aging engines.

3. Reliable All-Climate Protection

Conventional oil offers excellent protection in all climates, helping keep your engine running clean longer and providing maximum protection against wear, rust, and corrosion.

Which Oil is Right for You?

Deciding between synthetic oil vs. conventional oil ultimately depends on your driving habits, vehicle type, and priorities.

Choose Synthetic Oil If…

You drive a modern vehicle, regularly tow heavy loads, or often face extreme temperatures. Synthetic blend oil or full synthetic options offer superior engine protection, enhanced performance, and fewer frequent oil changes.

Choose Conventional Oil If…

You have an older engine, drive primarily under mild conditions, or are looking for a cost-effective solution. Sticking with traditional oil or high mileage oil can meet your engine’s needs without unnecessary expense.

Our experts from Commercial Tire are here to help you find the right oil type for your vehicle. Every oil change includes a complimentary vehicle safety inspection to ensure your car is road-ready.

Why Commercial Tire is Your Trusted Choice for Oil Changes

Proper maintenance is key to ensuring your engine performs at its best, whether you’re opting for synthetic oil, conventional oil, or a synthetic blend. At Commercial Tire, we offer Premium Conventional Blend and Premium Full Synthetic Motor Oils to meet every driver’s needs, paired with a complimentary vehicle safety inspection.

Our comprehensive oil change services are designed to meet your vehicle’s specific needs, ensuring optimal engine health and preventing issues like engine sludge or oil leaks. Visit a nearby Commercial Tire location today to experience top-tier oil change service. Whether you’re maintaining your vehicle or exploring new specials, we’re here to keep you safe and your car running smoothly for miles to come.

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