Mobil Super 1000 X1 15W-40 - 1L ⚫ Review 🏆

Mobil Super 1000 X1 15W-40 is a high-quality synthetic engine oil suitable for petrol and diesel engines. This multi-grade oil offers protection across a wide temperature range, making it a versatile choice for most modern vehicles.

The "15W-40" refers to the oil's viscosity grade - the 15W means it flows well at cold temperatures, while the 40 provides protection at high engine temperatures. The X1 designation indicates it meets the latest API SN specification for gasoline engines and various manufacturer standards.

Overall, Mobil Super 1000 X1 15W-40 is designed to provide exceptional engine cleanliness, wear protection, high temperature resistance and low oil consumption. It's a popular choice among auto enthusiasts and mechanics looking for a robust, heavy-duty motor oil.

Viscosity Grade

The Mobil Super 1000 X1 motor oil has a viscosity grade of 15W-40, which refers to its viscosity or thickness. The "15W" part indicates it has a low-temperature or winter viscosity grade of 15, while the "40" refers to its high-temperature viscosity grade of 40.

The winter grade of 15 means the oil will continue to flow adequately to lubricate the engine at cold winter temperatures as low as -15°C. The high-temperature grade of 40 indicates the oil will maintain the correct viscosity to protect the engine at operating temperatures up to 100°C.

So 15W-40 is an all-season motor oil that provides effective lubrication across a wide range of temperatures, making it suitable for use in most climates. The multi-grade viscosity prevents the oil from becoming too thick when hot or too thin when cold.

Applications

Mobil Super 1000 X1 15W-40 is a multi-grade engine oil suitable for a wide range of vehicles and engines. It meets the requirements for API SL and earlier specifications, making it suitable for use in gasoline engines, as well as diesel engines without Diesel Particulate Filters (DPFs).

The 15W-40 viscosity grade means this oil performs well in a range of temperatures. The 15W portion provides good cold start and cold temperature pumpability for winter use, while the 40 grade gives the higher viscosity needed for hot engine protection in summer temperatures.

This oil can be used in mixed fleets with both gasoline and diesel engines, light duty vehicles, heavy duty vehicles, commercial vehicles, construction equipment, agricultural equipment, and more. It is designed for naturally aspirated and turbocharged engines, and is suitable for use with biodiesel fuel blends.

Overall, Mobil Super 1000 X1 15W-40 is a versatile, multi-purpose engine oil that covers the needs of most older vehicles and equipment that do not require the latest oil specifications. It provides proven performance across a wide range of operating conditions and engine types.

Benefits

Mobil Super 1000 X1 15W-40 offers several key benefits according to the manufacturer. It is designed to provide excellent engine protection and performance.

• Wear Protection: Formulated with anti-wear additives to protect against engine wear, even under severe operating conditions. Helps extend engine life.

• Deposit Control: Effectively keeps pistons and other engine parts clean. Prevents build-up of sludge and deposits.

• Oxidation Stability: Resists thermal breakdown and oil thickening, even at high operating temperatures. Helps maintain viscosity.

• Low Oil Consumption: Low volatility oil helps reduce oil evaporation and consumption. Less oil makeup needed between changes.

• Cold Weather Performance: Flows easily in low temperatures for easier winter starting and fast protection.

The manufacturer claims Mobil Super 1000 X1 15W-40 delivers all-around engine protection and performance for many diesel and gasoline engine types. Key highlights are its anti-wear properties, ability to inhibit deposits, and oxidative stability.

Performance

Mobil Super 1000 X1 15W-40 is designed to provide excellent overall engine performance in both gasoline and diesel applications. According to reviews, this motor oil delivers impressive protection against wear, deposits, and oil breakdown even under severe driving conditions.

Independent testing shows Mobil Super 1000 X1 meets or exceeds industry standards for engine cleanliness and wear protection. In industry standard sequence tests, it received top ratings for controlling sludge and deposits. This oil also demonstrated strong oxidation stability, which helps it maintain viscosity and minimize oil thickening over extended drain intervals.

Many reviewers report smoother engine operation, reduced noise, and improved fuel economy after switching to Mobil Super 1000 X1. Its sheer stability and advanced additives allow it to stand up to high temperatures without losing viscosity or breaking down. Drivers praise how well it maintains oil pressure and lubricates moving parts even under heavy loads or towing.

Overall, testing and real-world use indicate Mobil Super 1000 X1 15W-40 provides exceptional all-around performance. It excels at cleaning and protecting engines while maintaining its viscosity and lubrication properties even under demanding conditions. For most drivers, it delivers a noticeable improvement in engine operation and longevity.

Pros

• Provides excellent protection against oil thickening, oil breakdown, and sludge and varnish build-up. This ensures long engine life.

• Has outstanding resistance to high temperature oxidation. This minimizes oil consumption and prevents deposit formation even under severe driving conditions.

• Features excellent wear protection and bearing corrosion protection. This reduces friction and engine wear, helping extend engine life.

• Offers very good piston deposit control. Keeps engines clean, with low emissions.

• Has superb shear stability. Retains optimal viscosity, even under heavy loads and high temperatures.

• Delivers excellent low-temperature pumpability and cold start lubrication. Allows easy winter starting and fast protection.

• Works well in both gasoline and diesel engine applications, providing versatility.

• Backed by a well-known and reputable brand with a long history in lubricants. Provides peace of mind.

Cons

While Mobil Super 1000 X1 15W-40 is a quality motor oil, it does have some drawbacks to consider:

• It's on the expensive side, costing more than budget oils. The high price may make it less accessible or affordable for some consumers.

• It may not be the best option for very high mileage or worn engines. Thinner oils like 5W-30 can sometimes offer better protection in engines with high miles.

• The 15W-40 viscosity grade makes it thicker than many newer oils designed for fuel economy. It may not maximize fuel efficiency compared to thinner oils.

• The mineral base oil isn't as advanced as synthetic blends. You won't get quite the same level of performance in extreme temperatures.

• It lacks some extra additives found in "high mileage" branded oils specifically formulated for older engines. Those additives provide extra wear protection.

• While a quality product, it doesn't really stand out from competing oils in its price range in terms of performance or specifications. Other options may offer similar benefits.

So in summary, while a solid conventional motor oil, it is on the expensive side and may not be ideal for all use cases or engines. There are comparable or potentially better options available for certain applications and budgets.

Value

When it comes to assessing the value of Mobil Super 1000 X1 15W-40 motor oil, it's important to consider both the price and the quality. This oil typically retails for around £15-20 for a 1 liter jug. While not the cheapest option on the market, Mobil Super 1000 X1 is also far from the most expensive.

For the price, this oil offers very good quality and performance. It meets or exceeds major industry specifications, provides excellent wear protection, cleans and prevents sludge build-up, and works well in a variety of driving conditions and temperatures. While you may be able to find cheaper oils, you would likely sacrifice quality and protection for your engine.

Given its strong performance credentials, Mobil Super 1000 X1 offers good value for the price. For many drivers, paying a small premium for a quality oil like this is well worth it for the potential engine longevity and peace of mind. This oil costs a bit more than average oils, but also delivers above average performance and protection.

Overall, Mobil Super 1000 X1 15W-40 strikes a nice balance between price and quality. It's a good choice for drivers who want a high-performing oil but don't want to pay luxury brand pricing. This oil delivers great value by providing robust protection and performance at a mid-range price point.

Alternatives

When comparing Mobil Super 1000 X1 15W-40 to other motor oils in the same viscosity grade, there are a few alternatives worth considering:

• Castrol GTX 15W-40 - This is another leading motor oil brand that offers similar all-round protection. Castrol GTX 15W-40 is formulated with anti-wear additives and has good thermal stability. The main advantage of Mobil Super over Castrol GTX is potentially better performance in extreme temperatures.

• Shell Rotella T4 15W-40 - Rotella T4 is a heavy duty diesel engine oil that excels in high temperature conditions. It offers good wear protection and cleans well. Mobil Super may have slightly better cold flow properties. Shell Rotella is also geared more towards diesel engines specifically.

• Liqui Moly Leichtlauf High Tech 5W-40 - For those looking for a lower viscosity grade, Liqui Moly Leichtlauf is a fully synthetic 5W-40 oil. It flows better in cold temperatures while still providing high temperature protection. The advantage of Mobil Super 15W-40 is the thicker oil film for older, high mileage engines.

So in summary, Mobil Super 1000 X1 holds up well against other leading 15W-40 oils in terms of viscosity, well-rounded performance, and value. The main considerations are whether a lower viscosity grade is desired, or a preference for diesel-specific formulas. But for most gasoline engines, Mobil Super is a solid choice.

Conclusion

Mobil Super 1000 X1: 15W-40 is a quality motor oil that provides solid performance for most vehicles. It meets key industry standards and offers versatile viscosity for a range of operating temperatures. The detergent and dispersant additives help keep engines clean, while the anti-wear components protect against friction.

For the average driver, Mobil Super 1000 X1 is a good choice that should provide reliable lubrication. The 1L container is affordably priced for a synthetic blend oil. While it may not be the absolute best option for extreme conditions, it is suitable for most normal driving.

Overall, Mobil Super 1000 X1 is a recommended motor oil that offers a nice balance of quality, performance, and value. For many consumers, it can be a smart option that takes care of critical lubrication needs without breaking the bank. As long as your vehicle does not call for a specialized oil, this 15W-40 blend is a solid pick.