Does It Matter What Oil Brand I Use?

Does it matter what 5w30 oil I use?

If your car takes 5w30 oil and you put 5w30 oil in it, it’ll be fine.

Totally wrong, these days the spec compliance of an oil is often more important than the viscosity.

Don’t put any 5w30 in, put the correct 5w30 in..

Is one brand of motor oil better than another?

The answer is… they’re all interchangeable so long as they meet the oil weight and certifications for your vehicle.

Can you mix 2 different brands of oil?

Even if two different brands of oil have the same viscosity, you still should not be mixing them together. … Technically, using a grade of oil that’s recommended by your car manufacturer is correct. However, if you combine two different brands of motor oil, you could be at risk of damage.

What happens if you use 10w30 instead of 5w30?

Your oil is a little thicker when cold. No damage will happen. … The 5W and 10W defines how the oil will flow at 0 degrees. At operating temperature, there will be a completely insignificant difference between the two.

Which brand of motor oil is the best?

Our Top Picks for Motor OilBest Oil for Most Cars: Mobil 1 Synthetic Motor Oil.Best Synthetic Oil on a Budget: AmazonBasics Full Synthetic Motor Oil.Best High-Mileage Oil: Valvoline High Mileage Max Life.Best Conventional Oil: Valvoline Daily Protection.

Does oil brand make a difference?

Basically, while the oils do the same thing, the various brands have differing detergents and additives in differing amounts. you will often, but not always, get what you pay for in regards to engine oil. And the nicer ones typically just last longer without as much grunk in them.

What happens if you put the wrong oil in your car?

The brand of motor oil matters little, but its viscosity grade (10W-30, for example) is important. … Using the wrong oil can lead to reduced lubrication and shorter engine life. If the manual says to use synthetic oil, do so.

What is the best 5w30 synthetic oil?

Mobil 1 Extended Performance 5W-30 The best full synthetic motor oil in our opinion is the Mobil 1 Extended Performance. This premium synthetic oil offers unparalleled protection against engine wear, all-weather performance, efficiency, and longevity for automotive engines.

Is 10w40 good for high mileage?

The slightly thicker oil film from the heavier base weight oil – 10W – can help protect worn engine bearings as well. As long as you’re not hearing knocking or serious mechanical noises from the engine, the heavier oil should buy you many more miles of service from your vehicle.

What is the highest rated synthetic oil?

Editor’s Pick: Royal Purple High Performance Synthetic Oil. … Best for Diesel Engines: Shell ROTELLA Full Synthetic Diesel Oil. … Mobil 1 Extended Performance Synthetic Oil. … Pennzoil Platinum Full Synthetic Motor Oil. … Mobil 1 High Mileage Synthetic Oil. … Castrol GTX MAGNATEC Full Synthetic Oil. … Liqui Moly Synthoil Premium.More items…•

Is it OK to mix different brands of synthetic motor oil?

Yes, you can safely mix one brand of oil (e.g. Mobil 1) with a different brand (e.g. AMSOIL) or conventional oil with synthetic oil (in fact, that’s what a synthetic blend is). Most synthetics today are fully compatible with conventional oils and can safely be mixed.

Is Valvoline better than Mobil 1?

Multiple tests run concluded that Valvoline SynPower was four times better than Mobil 1 in terms of wear protection when measured in 5W-30 grade tests. According to Valvoline, their oil offers much better wear protection than Mobil1.

What happens if you put 5w40 instead of 5w30?

In practice, this means that each oil is just as viscous at lower temperatures and will remain viscous at -30°C, however 5w40 oil outperforms 5w30 oils at higher temperatures, being effective up to temperatures of 50°C, as opposed to 30°C.

Is Mobil 1 better than Castrol?

Generally, Castrol Edge is a great option if you are looking for a smooth driving experience and a car that lasts long regardless of its age and condition. Mobil 1, on the other hand, is an excellent choice if you want to keep your car’s engine in pristine condition and if you are craving for high performance.

Is synthetic oil worth the price?

Synthetic oil provides more effective protection for your car, may even prolong the life of your engine and would cost the average driver just $65 more each year. So if you can afford the extra cost, you should choose synthetic oil — and if your car requires it, you must use it.

Is it bad to mix 2 different engine oils?

The good news is that mixing different types of oil it will not harm your engine in any way in the short run. Most synthetic and semi-synthetic engine oils are based on regular oil and are compatible. … Now, as far as different grades are concerned, mixing between them isn’t something that will damage your engine either.

What is the best synthetic motor oil on the market?

Best Synthetic Motor Oils 2020Amsoil Signature Series Synthetic Oil. … Pennzoil Ultra Platinum Full Synthetic Motor Oil. … Mobil 1 Extended Performance Synthetic Motor Oil. … Royal Purple High Performance Synthetic Motor Oil. … Castrol Edge Full Synthetic Motor Oil. … Valvoline MaxLife High Mileage Motor Oil.More items…•