How to Decrease Fps for Better Airsoft Gameplay

To reduce fps airsoft, adjust the gun’s spring tension or use lighter bbs. Firing an airsoft gun with too much fps can cause injury and damage.

Fortunately, there are easy solutions. By modifying the spring or bbs, you can effectively reduce the gun’s fps to a safer level. This article will delve into the steps needed to achieve a lower fps, ensuring your airsoft games are both safe and enjoyable.

We will also highlight additional factors that influence a gun’s fps and suggest safety measures to follow when handling airsoft guns. Whether you’re a seasoned airsoft player or new to the game, understanding how to reduce your fps is crucial for a safe and exciting time on the field.

How to Decrease Fps for Better Airsoft Gameplay


Understanding The Importance Of Fps In Airsoft

Airsoft gameplay can be a thrilling experience for anyone who loves adrenaline-fueled activities. But, it is important to understand the importance of fps in airsoft, as it can significantly impact one’s gameplay. We will explore fps in airsoft and its impact on airsoft gameplay.

Explanation Of What Fps Means And How It Affects Airsoft Gameplay

Fps, or feet per second, is a measure of the projectile’s speed as it leaves the airsoft gun’s barrel. In airsoft, fps determines the gun’s power and range, which directly affects accuracy. The higher the fps, the greater the power and range of the airsoft gun.

However, fps alone does not guarantee accuracy; it depends on the weight and quality of the bbs used.

Here are some ways how fps can impact airsoft gameplay:

  • A higher fps results in greater power and accuracy, making it easier to hit targets at a longer distance.
  • A lower fps decreases the power and range of the airsoft gun, making it necessary to get closer to the target to make an effective hit.
  • Airsoft arenas and games typically have specific fps limits, and exceeding these limits can lead to disqualification.

The Ideal Fps Range For Airsoft Guns

The ideal fps range for airsoft guns depends on the type of game you are playing and the gun usage. Cqb (close-quarter battle) games necessitate lower fps, typically around 350 fps, while outdoor games may require higher fps to achieve greater range and accuracy.

Sniper rifles usually require an fps of 450 fps or higher.

Here are some typical fps limits set for different types of airsoft games:

  • Cqb games: 280-350 fps with a 0.2-gram bb
  • Outdoor games: 350-400 fps with a 0.2-gram bb
  • Dmrs (designated marksman rifles): 400-450 fps with a 0.2-gram bb
  • Sniper rifles: 450 fps or higher with a 0.2-gram bb

Real-Life Examples Of How Fps Can Impact Gameplay

Fps can have a significant impact on the gameplay and strategy of an airsoft game. Here are some examples:

  • In a cqb game, lower fps airsoft guns with good accuracy and maneuverability can be more advantageous than higher fps guns that sacrifice close-range shooting ability for long-range accuracy.
  • In a game where long-range shooting is a priority, a higher fps airsoft gun can be advantageous as it can reach targets from a distance that might not be possible with a lower fps gun.
  • In the hands of a skilled player, an airsoft gun with a lower fps can be just as effective as a higher fps gun as it can be used to surprise opponents who might not expect the shooter to be within close range.

Understanding fps in airsoft is essential as it can significantly impact your gameplay and strategy. Choosing the right fps based on the type of airsoft game you will be playing and your weapon’s specific requirements is crucial. Always ensure that you comply with the fps limits set by the airsoft arena or games you are participating in to avoid disqualification and maintain a safe and enjoyable gaming experience.

Factors Affecting Fps

When it comes to airsoft guns, fps (feet per second) is a critical consideration for many players. The fps of an airsoft gun refers to how fast the bb travels when fired. Fps determines the distance and accuracy of the shot.

Several factors affect the fps of an airsoft gun. Understanding these factors can help you reduce fps airsoft and achieve the desired velocity.

Type Of Airsoft Gun

The type of airsoft gun you use affects the fps of your bb. There are several types of airsoft guns that you can use, such as spring-powered, gas-powered, and electric-powered airsoft guns. Different types of airsoft guns have different fps ranges.

For instance, a spring-powered airsoft gun, which is the most basic type, typically has a lower fps compared to a gas-powered airsoft gun.

Weight Of Bbs

The weight of bbs is another factor that affects the fps of an airsoft gun. Airsoft bbs range in weight from 0. 12 grams to 0. 43 grams. The heavier the bbs, the lower the fps. It’s essential to choose the right weight of bbs according to your airsoft gun’s fps rating to improve the accuracy and consistency of the shot.

Here are some examples of how the weight of bbs can affect fps:

  • 0.20-gram bbs will shoot faster than 0.25-gram bbs.
  • 0.25-gram bbs will shoot faster than 0.30-gram bbs.
  • 0.30-gram bbs will shoot faster than 0.36-gram bbs.

Hop-Up System

The hop-up system is a crucial factor in airsoft guns that affect fps. The hop-up system affects the backspin and trajectory of the bb. It works by putting a spin on the bb as it leaves the barrel when you shoot.

The hop-up system’s spin helps the bb travel farther and stay straighter. A well-tuned hop-up system increases the accuracy of the shot and can help you achieve your desired fps.

Inner Barrel Length

The inner barrel length is another factor that affects the fps of an airsoft gun. The longer the inner barrel, the higher the fps. A longer barrel allows more air to push against the bb, which results in higher fps.

However, increasing the length of the inner barrel alone is not enough to increase the fps. Other factors, such as the hop-up system and weight of bbs, also play a role in determining the fps.

Spring Type

The spring type is the final factor affecting the fps of an airsoft gun. The strength of the spring determines the fps of the airsoft gun. A stronger spring will result in higher fps, and a weaker spring will result in lower fps.

The spring type can be changed or upgraded to adjust the fps of the airsoft gun.

Reducing fps airsoft can be achieved by considering these five factors, including the type of airsoft gun, weight of bbs, hop-up system, inner barrel length, and spring type. By adjusting these factors, you can achieve your desired fps and improve your airsoft gameplay.


Ways To Decrease Fps

Airsoft is an exciting game that involves simulating military or law enforcement scenarios using replica weapons. Airsoft guns are designed to replicate real firearms, but they shoot plastic bbs instead of bullets. One of the key considerations when playing airsoft is the fps, or feet per second.

Fps refers to the velocity at which the bbs leave the barrel of the airsoft gun. A gun with a higher fps will shoot faster and with more force, which can be dangerous or cause damage to targets. In this post, we will focus on ways to decrease fps, specifically by changing the spring, modifying the hop-up system, switching to lighter bbs, shortening the inner barrel, and using a velocity reducer.

Changing The Spring:

Changing the spring in your airsoft gun is one of the easiest ways to lower the fps. The spring is responsible for compressing the air inside the cylinder and propelling the bb out of the barrel. By installing a weaker spring, the compression will be less, and the bb will come out at a slower speed.

Here are some key points on changing the spring:

  • Choose a spring that is 20-30% weaker than the original one to achieve a noticeable difference in fps.
  • Springs are rated by their tension, typically measured in m or sp (m is for metric, and sp is for imperial). A lower number indicates a weaker spring.
  • Be sure to purchase a spring that fits the specific model of your airsoft gun.

Modifying The Hop-Up System:

The hop-up system is responsible for putting backspin on the bb as it passes through the barrel. This spin creates an air cushion that helps the bb travel farther. However, it can also increase fps. Modifying the hop-up system can help reduce fps without compromising range.

Here are some key points on modifying the hop-up system:

  • Adjust the hop-up dial to increase the amount of backspin on the bb, decreasing the fps.
  • Avoid over-adjusting the hop-up, as it can cause the bb to curve in the wrong direction, affecting accuracy.
  • Modify the bucking, which is the rubber sleeve inside the hop-up chamber, to reduce the amount of contact between the bb and the hop-up. This will decrease fps without affecting accuracy.

Switching To Lighter Bbs:

Switching to lighter bbs is another way to reduce fps. Lighter bbs require less energy to propel, resulting in slower speeds. Here are some key points on switching to lighter bbs:

  • The standard weight of bbs for airsoft is 0.20 grams. Switching to 0.12 or 0.16-gram bbs can decrease fps.
  • Lighter bbs are also affected more by wind, so be sure to compensate for this when aiming.
  • Switching to lighter bbs may affect accuracy, so test different weights to find the best compromise between lower fps and acceptable accuracy.

Shortening The Inner Barrel:

Shortening the inner barrel is a more drastic way to decrease fps, but it can be effective. The barrel length affects the velocity of the bb, so shortening the barrel will result in lower fps. Here are some key points on shortening the inner barrel:

  • Be careful when cutting the barrel, as it can affect accuracy and cause damage to the gun if done incorrectly.
  • Shortening the barrel can also affect the gun’s balance and handling, so it may take some getting used to.
  • Use a high-quality cutting tool and take necessary safety precautions.

Using A Velocity Reducer:

Using a velocity reducer is a device that restricts the airflow to the bb, decreasing its velocity. It is the most precise way to decrease fps, but it can be costly. Here are some key points on using a velocity reducer:

  • Velocity reducers can be installed inside the gun or as an attachment to the barrel.
  • They are adjustable, allowing you to fine-tune the fps with precision.
  • They can be expensive and may require professional installation.

There are several ways to decrease fps in airsoft guns, including changing the spring, modifying the hop-up system, switching to lighter bbs, shortening the inner barrel, and using a velocity reducer. Be sure to choose the method that works best for your specific gun and playstyle.

By reducing the fps, you can make airsoft a safer and more enjoyable experience for everyone.

Step-By-Step Guide To Decreasing Fps

Required Tools And Equipment:

Before beginning to decrease the fps of your airsoft gun, there are a few necessary tools and equipment you must have on hand. These include:

  • Screwdrivers (phillips head and flathead)
  • Allen keys
  • A chronograph
  • Replacement springs
  • A safety mask or goggles
  • Lubricant
  • A work table or bench

Disassembly And Assembly Instructions:

Disassembling and assembling an airsoft gun can be a daunting task, but with the proper instructions, it can be easily accomplished. The following are the steps you should take to disassemble and assemble your airsoft gun:

  • Firstly, ensure that the airsoft gun is not loaded and remove all its batteries.
  • Remove the components of the gun safely: Stock, barrel, gearbox, motor, and hop-up unit.
  • Extract the spring so that you can easily measure its length and adjust it accordingly or replace it with a new one.
  • Use your chrono to measure the fps of the airsoft gun and make suitable adjustments. Reassemble the gun once you’ve made the necessary modifications.
  • Ensure that all components are correctly screwed in, reattach the batteries and test-fire the gun.

Tips For Ensuring Safety While Making Modifications:

Working with airsoft guns can be hazardous, and safety measures should always be taken. Below are some tips for ensuring that you are safe while making modifications to your airsoft gun:

  • Wear safety goggles and a mask to protect your eyes and face while working with your airsoft gun.
  • Always work in a well-ventilated room to avoid inhaling fumes or toxic chemicals.
  • Carefully read and follow the instructions provided by the manufacturer before disassembling or assembling your airsoft gun.
  • Use appropriate protective gear if using power tools, like gloves or ear protection.
  • Store all equipment and parts in a safe, dry location, away from children and potential hazards.

By following these steps and taking these precautions, you can successfully reduce the fps of your airsoft gun and ensure your safety while doing so.

Frequently Asked Questions On How To Reduce Fps Airsoft

How Can I Reduce Fps On My Airsoft Gun?

To reduce fps on your airsoft gun, you can install a weaker spring or shorten the existing one. Additionally, you can use a lighter bb or adjust the hop-up. You can also use a suppressor or a tighter inner barrel.

What Is The Recommended Fps For Airsoft Games?

Most airsoft fields have an fps limit of 400 for aegs and 500 for sniper rifles, but it varies depending on the field and game type. Always check with the organizers before the game. Shooting at higher fps than the field limit can result in injury.

What Are The Consequences Of Shooting Above The Fps Limit?

Shooting above the fps limit can cause significant harm to players. It can cause serious injuries, such as puncture wounds, eye injuries, and broken bones. Excessive fps can also damage the airsoft gun and might lead to costly repairs.

Can I Adjust The Fps On My Airsoft Gun Myself?

Yes, you can adjust the fps on your airsoft gun, but it takes some technical skills and knowledge. Be careful not to damage the gun during the process, and always follow the manufacturer’s instructions. If you’re unsure about the process, seek professional help.

Is Using Heavier Bbs An Effective Way To Reduce Fps?

Yes, using heavier bbs can reduce fps, as heavier bbs spend more time in the barrel, reducing the air pressure behind them, which in turn lowers the fps. However, using heavier bbs can also affect accuracy and range, so it is essential to find the right bb weight for your gun and preferences.


Reducing fps in an airsoft gun can be a tricky and time-consuming task, but it is a necessary one to ensure that the gun is safe to use in a game. Whether you are a beginner or a seasoned player, making sure your fps is within the limits set by your local field is crucial.

By following the steps outlined in this blog post, you should be able to reduce your airsoft gun’s fps to a safe level. Remember, safety should always come first in airsoft, and reducing your fps is just one way to ensure that the game remains enjoyable for everyone involved.

So, take the time to carefully adjust your airsoft gun’s fps, and get ready to have a great time playing the game you love.


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