From Rimfire to Centerfire: The Best Guide for Understanding Different Types of Ammunition

Ammunition is essential for competitive shooters and hunters. Rimfire ammo is cheaper, quieter, and has less recoil, but limited range and accuracy. Centerfire ammo is more powerful, reliable, and versatile, but louder and more expensive. Competitions often have specific requirements for ammo. Shotgun shells and airgun pellets are also popular choices. Choosing the right ammo depends on your intended purpose, firearm, and desired results. Always prioritize safety, accuracy, and maximum performance when selecting your ammunition.

From Rimfire to Centerfire: The Best Guide for Understanding Different Types of Ammunition

Introduction

Time to read: 6 minutes

Date: June 13, 2023

Ammunition is a crucial component to any competitive shooter’s arsenal, ensuring that their firearm is ready to hit their target. But with so many different types available, it can be overwhelming to choose the right one for your needs. Two of the most popular options are rimfire and centerfire, each with their own advantages and disadvantages. In this article, we will dive into the intricacies of different types of ammunition, from their workings to their costs and capabilities, to help you make an informed decision when it comes to selecting the right ammunition for your firearm.

Rimfire Ammunition

Rimfire ammunition is a popular type of cartridge used in firearms, particularly in sport shooting. It has a unique construction that sets it apart from other types of ammunition. As with any product, it has its pros and cons, which is why it’s important to understand when and why rimfire ammunition is typically used.

Advantages

One of the significant advantages of rimfire ammunition is that it is generally much cheaper than centerfire cartridges. This makes it an ideal choice for individuals who are new to shooting or do not want to break the bank on ammo.

Another significant advantage of rimfire ammunition is its low recoil. Recoil can sometimes be a hindrance to new shooters, and using rimfire ammo can be an ideal way to ease into the sport without worrying about developing bad habits due to flinching or other involuntary responses to the gun’s recoil. 

Rimfire ammunition is also very compact and lightweight. Its small size makes it ideal for people who need to carry a lot of ammo without weighing themselves down. Additionally, its compact size makes it ideal for certain firearms, such as small handguns, where larger ammunition would be too heavy or cumbersome.

Disadvantages

One of the most significant disadvantages of rimfire ammo is its relatively short effective range. Rimfire ammunition is typically best used at shorter distances, making it unsuitable for long-range shooting. Additionally, rimfire cartridges are generally weaker than centerfire ammunition.

Another disadvantage of rimfire ammunition is that it is less versatile than other types of ammo. Because of its design, rimfire cartridges can only be used once, making them unsuitable for reloading. This can significantly increase the cost of using rimfire ammo in the long run.

When to use Rimfire Ammunition

When considering when to use rimfire ammunition, it’s essential to think about your specific needs and goals. For new shooters or those on a budget, rimfire cartridges may be an ideal choice. Additionally, rimfire ammo may be perfect for those looking to shoot at shorter distances or for those who need an easily transportable and lightweight set of ammunition.

In conclusion, rimfire ammunition has its pros and cons, like any product. Its unique construction makes it an ideal choice for specific situations, but it may not be suitable for everyone. It’s always essential to consider your specific needs and goals when deciding whether to use rimfire ammo. But, overall, rimfire ammunition offers a more affordable, lighter, and reduced recoil option than centerfire ammo – a great starter ammo for anyone practicing sport shooting.

Centerfire Ammunition

Centerfire ammunition is a type of firearm cartridge that is commonly used by competitive shooters all around the world. It is designed to provide a higher level of power and accuracy compared to rimfire ammunition, making it a popular choice for firearms enthusiasts.

Advantages

There are numerous advantages to using centerfire ammunition. Firstly, it is more powerful and can be used for a wider range of purposes. This is due to the fact that centerfire cartridges are able to hold more gunpowder compared to rimfire cartridges, which increases their kinetic energy and velocity. This makes them an ideal choice for long-range shooting.

Another key advantage of centerfire ammunition is its reliability. Centerfire cartridges are less prone to misfires and misfeeds compared to rimfire cartridges. This is because centerfire cartridges have a separate primer which is inserted into the base of the cartridge case and can be removed and replaced as needed. Rimfire cartridges, on the other hand, have their primer integrated in the rim of the cartridge case which can be easily damaged, reducing reliability.

Additionally, centerfire ammunition is available in a wider range of bullet types and sizes, giving shooters greater variety for their specific needs. Centerfire cartridges can be customized to suit individual firearms preferences and shooting styles, making it a versatile and adaptable form of ammunition.

Disadvantages

One potential downside is the cost of purchasing centerfire ammunition. Due to its higher power and reliability, centerfire cartridges can be significantly more expensive compared to rimfire ammunition. This can be a deterrent for some shooters who are on a tight budget.

Another drawback of centerfire ammunition is its louder sound compared to rimfire ammunition. The extra pressure generated by centerfire cartridges creates a louder report when fired. Shooters should always take safety precautions by wearing appropriate hearing protection when using centerfire ammunition.

When to use Centerfire Ammunition

Knowing when to use centerfire ammunition depends on the intended use of the firearm. For example, for sports shooting at longer distances.

In conclusion, centerfire ammunition offers shooters numerous advantages including increased power, greater reliability, versatility and customization. However, it comes at a higher cost and produces a louder report. Ultimately, the choice to use centerfire ammunition depends on the needs of the shooter and the intended use of the firearm.  As a firearm enthusiast, it’s important to understand the pros and cons of centerfire ammunition to make an informed decision and get the most out of your firearm.

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Competition Requirements

In competitive shooting, specific types of ammunition may be required in certain competitions. For handguns, competitions may require using 9mm or .38 Special ammunition, while rifles may require .223 Remington cartridges. It is essential to have the right ammunition to meet competition requirements and ensure maximum performance and accuracy. 

Centerfire ammunition is usually the preferred choice due to its higher power, accuracy, and performance, making it ideal for long-range shooting competitions. Rimfire ammunition is commonly used for regular target practice due to its affordability and ease of reloading, but it may not meet the requirements for specific competitions.

Looking for a list of guidelines for competitions? The USPSA is a great place to get started.

Questions about storing ammunition? Learn about it in our other articles!
Best Practices for Storing Ammo

Best Ammo Storage Containers

Conclusion

In conclusion, ammunition plays a vital role in competitive shooting. Understanding the different types of ammunition can be significant in determining the best one for your intended purpose. Rimfire ammunition is more affordable and easier to reload, but it has limited range and accuracy. In contrast, centerfire ammunition has more power, accuracy, and consistency but comes at a higher cost. It is crucial to note that some competitions require specific types of ammunition. 

Ultimately, choosing the right ammunition depends on your intended purpose, firearm, and desired results. As such, it is essential to choose carefully to ensure safety, accuracy, and maximum performance.

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