The engine of your car is also working to keep it running. There are a lot of moving parts inside your vehicle if the engine is working.
Some wear and tear will be caused by the bumps and grinds of the moving parts.
The motor oil’s job is to lubricate these parts so that there will be a decrease in wear and tear, and there will be a decrease in the movement of the vehicle.
The grade of oil must be higher if the engine is powerful. Motor oils are important to our engine.
It is important to know the type of motor oil your engine should be using.
The base stocks of the 10w50 and 10w40 motor oils are the same. This is the reason why people interchange them.
The differences between 10w40 and 10w50 motor oil are going to be discussed. We need to get started.
Differences Between 10w50 and 10w40
It is known that motor oil is used as a lubricant.
This means that motor oil will help the moving parts of your engine move more freely and more efficiently by reducing the friction that is created by them.
The motor oil will help keep the engine cool and prevent it from overheating.
A standard modern engine will use a 10w40 motor oil and a 10w50 motor oil because they have a good balance of low- temperature flow, shear stability, and many other good features.
They will be differentiated by their fuel economy, hot weather, and viscosity.
The 10w50 motor oil and the 10w40 motor oil have the same temperature. They are both in the same class.
The 10w50 motor oil has a higher viscosity than the 10w40 motor oil at operating temperature.
The 10w40 motor oil has a viscosity index of one hundred sixty, while the 10w50 motor oil has one hundred seventy-seven.
The 10w50 motor oil has more minor variations in its Viscosity over the temperature range. The motor oils will perform in the same way at low temperatures.
The 10w50 motor oil has better protection than the 10w40 motor oil in operating temperature.
The 10w50 motor oil requires more energy to pump compared to the 10w40 motor oil.
The 10w40 motor oil is usually used for vehicles that don’t produce as much power.
Since the 0w20 motor oil and 5w20 motor oil has been popular, the fuel economy motor oils are also popular.
At least a one to two percent increase in fuel economy will be provided by many of these motor oils.
The light weight of the oil will make it easier to move through the oil system, which in turn will give you better gas mileage.
When it is cold, the thinner the motor oil is, and the W number is higher. The thicker it is, the colder it will be.
The difference between 10w40 motor oil and 10w50 motor oil is how thin the motor oil can be in hot weather.
The 20w50 motor oil is not as thin as the 10w40 motor oil, but it can get too thick when running in cold temperatures.
Is It Possible to Use 10w50 Instead of 10w40?
Even though you can, you still need to follow the instructions in your owner’s manual.
If you have a modern car that requires a 10w40 motor oil, it will not benefit from the increased protection of a 10w50 motor oil.
If you use a motor oil that is not recommended by your manufacturer, it can cause problems sooner.
Is It Ok If I Accidentally Used 10W50 Instead Of 10W40?
It is okay, that’s right. If you find out that an oil change can be harmful, you can always do an oil change. If the engine gets hotter, then it will also thin out.
10w50 vs 10w40: Which Gives High Mileage?
There is a recommendation for 10w50 motor oil for vehicles that have over sixty thousand miles on them.
There is a recommendation to use a 10w40 motor oil for high mileage vehicles.
Older engines can handle high temperatures with the 10w40 motor oil, which is more vicious and thicker than other oils.
If the motor oil is thicker, it will provide an extension to the life of the engine.
10w50 or 10w40: Which Is Better?
Both the 10w50 motor oil and the 10w40 motor oil have the same viscosity.
The 10w50 motor oil has a higher viscosity than the 10w40 motor oil, and they are both in the same class, but they are not claimed to be the same.
10w50 and 10w40: When Should I Use?
There are two grades of motor oil, 10w50 and 10w40 motor oil. There are different ranges for the numbers forty and fifty.
Both of these motor oil will perform the same at a low temperature. Compared to the 10w40 motor oil, the 10w50 motor oil has better protection.
We are not talking about which is the better oil. You can find the answer in your manual. If the motor oils are recommended, you can use them, but not if they are not.
10w50 vs 10w40 Toyota
The recommended oil for the Toyota engines is 5w30 motor oil. 10w50 motor oil is usually used in engines with less power and will need oil flowing well in low temperatures.
These oils can be used, but they are not recommended by Toyota.
10w50 vs 10w40 Nissan
Nissan vehicles are recommended to have 5w30 and 10w30 motor oil.
The 10w40 motor oil requires a motor oil flowing well in low temperatures, which is why it is not on the Nissan recommended list.
If the temperature is above freezing, then you can use 10w50.
10w50 vs 10w40 Subaru
The most recommended motor oil is 0w20 and 5w30. 10w50 and 10w40 motor oil can be used, but they are not included in the recommended list of vehicles.
The 10w40 motor is used for engines with less power, and the 10w50 motor oil is from any temperature.
10w50 vs 10w40 Mazda
Mazda’s vehicles and SUVs will need 0w20 motor oil. Some 5w30 might be used with their lone highlight.
It is not recommended to use 10w50 or 10w40 motor oil for engines with less power. The 10w50 motor oil can be used for high-performance engines.
10w50 vs 10w40 BMW
The recommended oil for all BMW engines is 5w30 motor oil. The use of 10w50 motor oil and 10w40 motor oil is not recommended but you can use them.
The 10w40 motor oil can be used in engines with less power and for high-performance engines in cold weather.
10w50 vs 10w40 Ford
Most of the engines in the 2020 ford must be using 5w30 motor oil or 0w30 motor oil, according to the owner’s manual.
The 10w50 motor oil and 10w40 motor oil are not in the recommended motor oil. If you want to, you can use a 10w40 motor oil for engines with less power.
The 10w50 motor oil can be used for high-performance engines and any temperature above freezing.
10w50 vs 10w40 Chevrolet
The recommended oil for Chevrolet is 5w20, 5w30, or 10w30 in some engines.
The owner’s manual for a 2020 chevy recommends 0w20 motor oil or 5w30 motor oil, but 10w50 motor oil and 10w40 motor oil aren’t recommended.
The 10w40 motor oil can be used for engines with less power and the 10w50 motor oil can be used for engines with more power.
10w50 vs 10w40 Jeep
Jeep vehicles are recommended to have a viscosity of 0W20, 5W20, 5W30, or 10W30.
The 10w50 motor oil can be used for high-powered engines with a temperature above freezing point, while the 10w40 motor oil can be used for less powerful engines.
10w50 vs 10w40 Volkswagen
Their recommendation is 5w30 and 0w20. The recommended list does not include 10w50 and 10w40 motor oils.
The 10w40 motor oil is for engines with less power, and the 10w50 motor oil is for higher temperatures.
If you want to use a high viscosity oil during the winter, experts recommend it. If your engine is working at an ideal temperature, the type of motor oil you choose is important.
There are a lot of conditions that can affect the use of 10w50 and 10w40 motor oils. The best way is to look in the owner’s manual.
Truck driver by profession, automotive lover by heart. Ricky is the main publisher and editor at Truckile.com sharing his life-long knowledge and experience in the auto industry and truck driving!