Ryobi P105 Vs P108 – The Main Difference, Performance, Features

The primary difference between Ryobi P105 and P108 batteries lies in their capacity. P108 has higher amp-hours, providing longer runtime for tools.

When deciding between the two, you should consider your specific power needs and how long you’ll be using the tools. The Ryobi P105 is a solid choice for light-duty applications, while the P108 offers extended runtime for heavier tasks.

Both the P105 and P108 are compatible with a wide range of Ryobi tools, ensuring versatility and compatibility. Understanding the distinctions between these batteries will help you make an informed decision based on your power requirements and tool usage.

Overview Of Ryobi Power Batteries

Ryobi power batteries are essential for powering a wide range of Ryobi cordless tools, offering both reliability and performance.

Among the popular choices are the Ryobi P105 and P108, each with its own set of features and benefits. Understanding the differences between these two batteries is crucial when deciding which one best suits your power tool needs.

The Ryobi P105 is a 18V lithium-ion battery, designed to provide a reliable power source for various Ryobi tools. With a 1.5 Ah capacity, it delivers the energy needed to tackle light to moderate tasks, making it a suitable choice for DIY enthusiasts and occasional use.

The Ryobi P108 is also an 18V lithium-ion battery, but with a higher 4.0 Ah capacity. This higher capacity allows for extended runtime, making it an ideal choice for heavy-duty applications and continuous usage.

The P108 is compatible with a wide range of Ryobi’s ONE+ tools, providing a consistent power source for demanding tasks.

Ryobi P105

The Ryobi P105 is a compact and powerful 18V Lithium-ion battery designed for use with Ryobi power tools. It is a suitable choice for DIY enthusiasts and professionals seeking a reliable power source for their equipment.

As a lighter and more convenient alternative to traditional Ni-Cd batteries, the Ryobi P105 provides extended runtime and high performance.


The Ryobi P105 features advanced Lithium-ion technology, offering longer runtime and fade-free power. Its lightweight design enhances portability while the built-in fuel gauge allows users to monitor the remaining battery charge.

Additionally, the P105 boasts compatibility with all Ryobi 18V ONE+ tools, providing convenience and versatility for a wide range of applications.


The Ryobi P105 delivers consistent power with minimal downtime, ensuring users can complete their projects efficiently. Its high-capacity design facilitates prolonged operation, while the quick charging capability minimizes waiting time.

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The P105 is equipped to handle demanding tasks, making it a dependable choice for professionals and hobbyists alike.

Ryobi P108

Compare the Ryobi P105 and P108 batteries to find the best fit for your power tool needs. Find out the key differences between these two batteries and make an informed decision for your next project.


The Ryobi P108 is a powerful and reliable battery pack that is designed to provide exceptional performance for a wide range of Ryobi power tools. With its high capacity and advanced features, the P108 offers extended runtimes and enhanced efficiency compared to the standard P105 battery.

In this article, we will take a closer look at the features and performance of the Ryobi P108 to help you make an informed decision.


The Ryobi P108 battery pack is packed with a host of impressive features that make it a standout option for both professionals and DIY enthusiasts. Here are some key features of the P108:

1. Enhanced Capacity: With a capacity of 4.0 Ah, the Ryobi P108 offers a significantly higher capacity compared to the P105 battery. This means you can work for longer durations without worrying about frequent recharges.

2. Compatibility: The P108 battery is compatible with all Ryobi 18V ONE+™ power tools, allowing you to seamlessly switch between different tools without the need for multiple batteries.

3. LED Fuel Gauge: The P108 is equipped with a convenient LED fuel gauge that enables you to monitor the battery level at a glance. This feature helps you plan your tasks more efficiently and avoid unexpected interruptions.

4. Durable Construction: The battery pack is designed to withstand harsh job site conditions, thanks to its durable build quality. It can handle tough impacts and vibrations, ensuring long-lasting performance.

5. No Memory Effect: Unlike some other batteries, the Ryobi P108 is free from memory effect. This means you can charge the battery at any time, regardless of its current charge level, without worrying about reducing its overall capacity.


The Ryobi P108 delivers exceptional performance that ensures optimal efficiency and power for your tools. Here are some key factors that contribute to its impressive performance:

1. Extended Runtime: With its high capacity of 4.0 Ah, the P108 provides extended runtime, allowing you to work continuously without the need for frequent recharges. This is especially beneficial for demanding tasks that require long durations of uninterrupted power.

2. Consistent Power Output: The P108 battery pack offers a consistent power output throughout its runtime. This ensures that your tools maintain their performance levels, even during strenuous tasks, resulting in faster and more efficient work.

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3. Rapid Charging: The P108 is compatible with Ryobi’s 18V ONE+™ charger, which enables fast charging times. This means you can spend less time waiting for your batteries to charge and more time getting things done.

4. Reliable Performance: The P108 has been tested to meet rigorous performance standards, ensuring that it delivers reliable power and performance consistently. This allows you to tackle various projects with confidence.

In conclusion, the Ryobi P108 battery pack offers an array of impressive features and exceptional performance that make it a top choice for users looking to enhance the efficiency and runtimes of their Ryobi power tools.

With its extended capacity, compatibility, and durable construction, the P108 is a reliable and long-lasting power solution for professionals and DIY enthusiasts alike.

Comparison Between Ryobi P105 and P108

Comparing the Ryobi P105 and P108, you’ll find notable differences in power and capacity. The P105 offers reliable performance, while the P108 boasts a longer runtime for extended use.

Ryobi is a well-known brand in the power tools industry, providing users with a wide range of reliable and high-quality products.

When it comes to their batteries, the Ryobi P105 and P108 are two popular options on the market. In this comparison, we will take a look at the battery life, compatibility, price, and versatility of these two batteries.

Battery Life

One of the key factors to consider when choosing a battery is its life span. The Ryobi P105 features a 1.3 amp-hour (Ah) capacity, providing a decent amount of power for most applications.

On the other hand, the Ryobi P108 boasts a larger capacity of 4.0 Ah, giving you more run time in between charges. This makes the P108 ideal for longer projects or applications that require increased power.


It’s important to ensure that your battery is compatible with the tools you already own. Both the Ryobi P105 and P108 batteries are compatible with Ryobi’s 18V One+ system, making them versatile options for a wide range of Ryobi power tools.

This means that you can easily interchange these batteries with other One+ tools you may have, adding convenience and flexibility to your projects.


When considering the price, it’s crucial to think about the value you are getting for your money. The Ryobi P105 is the more affordable option, making it an attractive choice for those on a budget.

However, the Ryobi P108 comes at a slightly higher price point due to its increased capacity and longer runtime. If you require extended usage or heavier-duty applications, investing in the P108 could be a worthwhile investment.


Versatility is another important aspect to evaluate when comparing batteries. The Ryobi P105 is a reliable option for everyday tasks, offering enough power to get the job done.

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However, the P108 takes versatility to the next level with its increased capacity. This makes it suitable for prolonged use and demanding applications, such as high-power tools or equipment that requires sustained performance.

To summarize, both the Ryobi P105 and P108 are efficient batteries that can enhance your power tool experience. While the P105 offers affordability and sufficient power, the P108 provides longer runtime and improved performance.

Selecting the right battery boils down to your specific needs and the nature of your projects.

Frequently Asked Questions On Ryobi P105 Vs P108

Is The Ryobi P105 Battery Compatible With The P108 Battery?

Yes, the Ryobi P105 and P108 batteries are compatible with each other. Both batteries are part of Ryobi’s 18V ONE+ system, allowing you to interchange them between Ryobi tools for maximum convenience and versatility.

What Is The Main Difference Between The Ryobi P105 And P108 Batteries?

The main difference between the Ryobi P105 and P108 batteries is their capacity. The P105 is a 1. 5Ah battery, while the P108 is a higher capacity 4. 0Ah battery.

This means that the P108 can provide longer runtime, making it ideal for projects that require extended use of your Ryobi tools.

Can I Use The Ryobi P105 Battery In High-demand Applications?

While the Ryobi P105 battery can power most Ryobi tools, it may not be suitable for high-demand applications that require sustained power for longer periods.

For such tasks, it is recommended to use the higher capacity P108 battery, which can provide longer runtime and better performance in demanding conditions.

Which Battery Is Better For Heavy-duty Use, The Ryobi P105 Or P108?

For heavy-duty and prolonged use of your Ryobi tools, the P108 battery is the better choice. With its higher capacity and longer runtime, it can handle more demanding tasks with ease.

The P105 battery is still suitable for light to moderate use, but the P108 is more suited for heavy-duty applications.


To sum up, the Ryobi P105 and P108 batteries both offer reliable power and long-lasting performance for your Ryobi tools. While the P105 is a more affordable option, the P108 provides a higher capacity and extended runtime.

Ultimately, choosing between the two depends on your specific needs and budget. Whichever battery you decide to go with, rest assured that Ryobi’s commitment to quality ensures a reliable and efficient power source for your projects.

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