Mobil 1 Vs Royal Purple: Which One Lasts Longer?

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Another motor oil debate? Yes, and that’s because motor oils are very important to any car owner. Without oil in your car’s engine, the car won’t drive; similarly, if you use the wrong oil for your engine, you’d be risking fatal engine damage or breakdown. What’s the difference between mobil 1 vs royal purple?

Royal Purple and Mobil 1 are among the most notable motor oil brands that produce high-quality engine oils of different viscosity and grades. Mobil 1 oils are notable for lasting longer, while Royal Purple oils offer better resistance for friction, and by so doing, improve the engine’s horsepower.

Here, we have analyzed the differences between motor oils from these brands. Mainly, the differences are in the formulation and additives.

Mobil 1 Motor Oils Overview

Mobil 1 motor oils are among the best in the market; the brand produces different grades for different engines. Also, Mobil 1 makes both full synthetic and synthetic blend motor oils. With Mobil 1 synthetic oils, you could go up to 10k miles in-between oil change intervals.

The additives used in Mobil 1 oils help to improve engine efficiency, keep out dirt and sludge, and make the oil flow well regardless of the outside temperature. Whether you’ve got a truck, van, SUV, saloon, or any other type of vehicle, there’s the right Mobil 1 oil for you.

Royal Purple Motor Oils Overview

The brand, Royal Purple, only makes synthetic motor oils for different cars. Just like every other engine oil manufacturer, Royal Purple produces oils of different viscosities to meet the requirement for different engines. All Royal Purple synthetic oils meet the industry’s standards for their respective grades.

Royal Purple motor oils are remarkable for driving more engine efficiency by reducing friction and improving combustion efficiency. Also, Royal Purple oils are made with the brand’s exclusive Synerlec additive technology to reduce engine heat and wear.

Mobil 1 Vs Royal Purple: Comparison

Oil Brand / FeatureMobil 1 OilsRoyal Purple Oils
Maximum Recommended Oil Change IntervalUp to 12k milesUp to 10k miles
Wear Protection ExcellentExcellent
Reduces Friction GoodExcellent
Special Technology/AdditiveSuperSynSynerlec Technology. 
Cold Temp. PerformanceExcellentExcellent
Hot Temp. PerformanceExcellentExcellent
Price AffordableExpensive

This table is the average ranking/performance of all motor oil grades produced by the two brands being reviewed here.

1. Available Grades

Mobil 1 produces motor oils of different grades and viscosity, which include 5w20, 5w30, 10w40, and 10w30.

On the other hand, Royal Purple has the motor oils for the following grades: 0W40, 5W20, 5W30, 5W40, 10W30, 10W40, 15W40, 20W50, SAE 30, SAE 40, and SAE 50.

2. Performance and Efficiency

Both Mobil 1 and Royal Purple motor oils help to improve engine performance by cleaning out sludge and reducing friction. However, Royal Purple’s synthetic formula does better in reducing friction, and also contains a premium additive to prevent overheating and wear.

Mobil 1 oils would unlock your engine for better performance and clean out anything – dirt/sludge – inside the engine.

Royal Purple oils unlock your engine for better performance and help to improve torque and horsepower. In terms of performance, Royal Purple oils are pretty better than Mobil 1 oils.

3. Oil Change Intervals

Most drivers allege that Mobil 1 lets them change their oil only once a year because they could drive up to 15k miles on a single oil change.

In contrast, the maximum you can drive with Royal Purple oils is 10k miles. Therefore, if you need a longer time between OCIs, Mobil 1 is the better option here.

4. Certifications

Interestingly, both Mobil 1 oils and Royal Purple oils meet the industry’s specifications (API and ILSAC) for synthetic oils and also meet OEM specifications such as Dexos 1 for GM vehicles.

The brands produce high-quality oils you can use in any vehicle – depending on the oil viscosity specified for the engine.

5. Premium Oil Additives

Every motor oil brand uses a unique formula to produce its motor oils. Royal Purple adds Synerlec additive to its formula to provide advanced wear protection. On the other hand, Mobil 1 uses SuperSyn technology to offer extensive wear protection.

These two advanced additives – Synerlec and SuperSyn – perform very well in protecting motor engines from wear. There is actually no winner here as both wear protection technologies are efficient in their work.


In conclusion, Mobil 1 vs Royal Purple oils differs by additives used. Full synthetic oils from these brands can keep your car running smoothly for up to 10,000 miles before an oil change, Also, oils from these brands keep the engine clean inside and protect against overheating and wear.

Now, here’s the summary; if you need an oil that would keep you running for up to 12,000 miles or 15k miles before a change, Mobil 1 oils can guarantee that! In contrast, if you need an oil that could improve your engine’s horsepower and torque, Royal Purple oils can do that.

Every other aspect is the same with oils from these two top brands. Hope this article helps you. Have a great day.

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