Best CO2 Cartridges For Air Guns

Looking for the best CO2 cartridges for your air gun? We’ve tested and reviewed the top 10 options to help you find the perfect fit for your shooting needs.

Air guns need reliable power to perform well. CO2 cartridges are the key to keeping your air gun, BB gun, or airsoft pistol running smoothly. Choosing the right CO2 cartridge can make all the difference in your shooting experience.

High-quality CO2 cartridges ensure consistent power and clean performance. They help protect your gear and enhance accuracy. Whether you’re practicing or competing, the right cartridge keeps you ready for action.

We’ve tested and reviewed the best CO2 cartridges for air guns. From Umarex to Crosman, we’ve got you covered. Discover the perfect fit for your shooting needs and take your skills to the next level.

List of Top 10 Co2 Cartridges For Air Guns

Title	Best For	Price
Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns	This product is perfect for air gun owners who want to keep their guns in top shape. It’s ideal for those using pellet guns, BB guns, or airsoft guns and need clean, reliable CO2 cartridges.	View on Amazon (paid link)
Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns, 12 Gram (Pack of 30)	This product is perfect for air gun owners who want to keep their guns in top shape. It’s great for pellet guns, BB guns, and airsoft guns.	View on Amazon (paid link)
Guard Dog Security 12 Gram Co2 Cartridges, Non-Threaded, CO2 cartridges BB Gun, CO2 BB Pistol, CO2 Airsoft Pistol, and CO2 Paintball Markers, Snug fit, Solid Seal (Pack of 25)	Guard Dog Security 12 Gram CO2 Cartridges are perfect for anyone who loves airsoft, paintball, or BB gun shooting. Whether you’re a beginner or a pro, these reliable and easy-to-use cartridges will enhance your experience.	View on Amazon (paid link)
Crosman 12-Gram Powerlet CO2 Cartridges for Air Rifles and Air Pistols – 5 Count Pack – Made in USA – Metal	Crosman 12-Gram Powerlet CO2 Cartridges are perfect for airgun enthusiasts who want reliable power without the hassle of manual pumping. Whether you’re practicing target shooting, testing gear, or enjoying short-range sessions, these USA-made cartridges ensure consistent performance and leak-free operation.	View on Amazon (paid link)
Spozer 12g CO2 Cartridges – 25 Pack, Non-Threaded Snug Fit, Compatible with CO2 BB Guns, Airguns, Air Pistols, Rifles, Airsoft, Pellet Guns, Paintball Markers & Accessories	Spozer 12g CO2 Cartridges are perfect for anyone who loves shooting sports or needs reliable CO2 power. Whether you use BB guns, air pistols, rifles, airsoft guns, pellet guns, or paintball markers, these cartridges offer easy installation, leak-proof performance, and clean, consistent power for all your activities.	View on Amazon (paid link)
Crosman 12 Gram CO2 (40 Cartridges)	This Crosman 12 Gram CO2 is perfect for airgun enthusiasts who need reliable power. With 40 cartridges, it’s ideal for long shooting sessions.	View on Amazon (paid link)
Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns, 12 Gram (Pack of 50)	This product is perfect for air gun owners who want to keep their guns in top shape. It’s ideal for those using pellet guns, BB guns, or airsoft guns and need clean, reliable CO2 cartridges.	View on Amazon (paid link)
Mosa 12g CO2 Cartridges 50-Pack (Bulk Value), Non-Threaded Leakproof Steel Capsules, Pure Carbon Dioxide Power for CO2 BB Guns, Airsoft Pistols & Pellet Rifles	This 50-pack of 12g CO2 cartridges is perfect for airsoft enthusiasts and frequent shooters. It’s ideal for those who need reliable, leak-proof power for their CO2 BB guns, airsoft pistols, or pellet rifles.	View on Amazon (paid link)
Hawki CO2 12 gram Cartridges for Air Guns/Airsoft Pistols/Paintball Gun (5 Pack)	This 5-pack of Hawki CO2 cartridges is perfect for air gun, airsoft, and paintball fans. It’s great for target practice and competitive play.	View on Amazon (paid link)
Crosman 25-Count 12-Gram CO2 Cartridges For Air Rifles And Air Pistols 2311-N	The Crosman 25-Count 12-Gram CO2 Cartridges are perfect for air gun enthusiasts who love target shooting. Whether you use an air rifle or pistol, these cartridges ensure reliable performance every time.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 CO2 cartridges for air guns, handpicked for reliability and performance. Each product is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit for your needs. Whether you’re a beginner or a pro, this guide makes choosing easy and confident.

1. Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns

Umarex CO2 cartridges keep your air gun working well. They are clean and tested, so they won’t harm your gun.

These cartridges come in 12-gram or 88-gram sizes. The number of rounds depends on your gun. They are proven to keep valves clean.

You can only buy them in certain zip codes. Check if they are available in your area. Keep your air gun running smoothly with Umarex.

Pros	Cons
Clean CO2 keeps your air gun in top shape. Proven quality ensures no valve dirt or damage. Two sizes fit all your air gun needs. Reliable performance for long-lasting fun.	Limited availability by zip code restricts purchase options. Round count varies, unclear for specific guns. No refill option, must buy new cartridges.

Perfect For:

This product is perfect for air gun owners who want to keep their guns in top shape. It’s ideal for those using pellet guns, BB guns, or airsoft guns and need clean, reliable CO2 cartridges.

Ready to Purchase?

View Price on Amazon (paid link)

2. Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns, 12 Gram (Pack of 30)

Umarex CO2 cartridges keep your air gun working great. They are clean and high-quality, so your gun stays in good shape.

These 12-gram cartridges come in a pack of 30. They work for pellet guns, BB guns, and airsoft guns.

Pros	Cons
Clean CO2 keeps your air gun in top shape. Proven quality ensures no valve dirt or damage. Versatile use for pellet, BB, and airsoft guns. Pack of 30 offers long-lasting performance.	Limited availability in some areas, check your zip code first. Rounds per capsule vary, so results may differ by gun. No bulk option, only 12-gram or 88-gram packs available.

Perfect For:

This product is perfect for air gun owners who want to keep their guns in top shape. It’s great for pellet guns, BB guns, and airsoft guns.

Ready to Purchase?

View Price on Amazon (paid link)

3. Guard Dog Security 12 Gram Co2 Cartridges, Non-Threaded, CO2 cartridges BB Gun, CO2 BB Pistol, CO2 Airsoft Pistol, and CO2 Paintball Markers, Snug fit, Solid Seal (Pack of 25)

Guard Dog Security 12 Gram Co2 Cartridges, Non-Threaded, CO2 cartridges BB Gun, CO2 BB Pistol, CO2 Airsoft Pistol, and CO2 Paintball Markers, Snug fit, Solid Seal (Pack of 25)

Guard Dog Security 12 Gram CO2 Cartridges are reliable and powerful. They work with CO2 BB guns, airsoft pistols, and paintball markers. Each pack includes 25 cartridges for long-lasting use.

These cartridges offer consistent power for up to 30 shots each. They are universally compatible with most CO2 airguns and inflators.

Made from steel, they are leakproof and safe. The unthreaded design makes them easy to install with a snug fit. Enhance your shooting experience with Guard Dog Security.

Pros	Cons
Consistent power for rapid, reliable shooting. Universally compatible with most CO2 airguns and tools. Leakproof steel design ensures safety and snug fit. Easy installation with unthreaded, push-in design.	Limited shots per cartridge, max 30. No threaded option, not for all guns. Steel material, heavier than aluminum.

Perfect For:

Guard Dog Security 12 Gram CO2 Cartridges are perfect for anyone who loves airsoft, paintball, or BB gun shooting. Whether you’re a beginner or a pro, these reliable and easy-to-use cartridges will enhance your experience.

Ready to Purchase?

View Price on Amazon (paid link)

4. Crosman 12-Gram Powerlet CO2 Cartridges for Air Rifles and Air Pistols – 5 Count Pack – Made in USA – Metal

Crosman 12-Gram Powerlet CO2 Cartridges are a reliable power source for your air rifles and pistols. These metal cartridges eliminate the need for manual pumping, giving you consistent performance with every shot.

They fit tightly, prevent gas leaks, and work with most airguns. A 5-pack is perfect for quick sessions or testing gear. Trust Crosman’s proven quality for your shooting needs.

Pros	Cons
No pumping needed—just quick, easy power for your airgun. Tight seal stops leaks, keeps shots strong and reliable. Works with most airguns, airsoft, and paintball gear. Trusted brand, proven quality for over 90 years.	Limited shots per cartridge, may need frequent replacements. Not reusable, generates waste after each use. Leak risk if not properly sealed or handled.

Perfect For:

Crosman 12-Gram Powerlet CO2 Cartridges are perfect for airgun enthusiasts who want reliable power without the hassle of manual pumping. Whether you’re practicing target shooting, testing gear, or enjoying short-range sessions, these USA-made cartridges ensure consistent performance and leak-free operation.

Ready to Purchase?

View Price on Amazon (paid link)

5. Spozer 12g CO2 Cartridges – 25 Pack, Non-Threaded Snug Fit, Compatible with CO2 BB Guns, Airguns, Air Pistols, Rifles, Airsoft, Pellet Guns, Paintball Markers & Accessories

Spozer 12g CO2 Cartridges – 25 Pack, Non-Threaded Snug Fit, Compatible with CO2 BB Guns, Airguns, Air Pistols, Rifles, Airsoft, Pellet Guns, Paintball Markers & Accessories

Spozer 12g CO2 Cartridges are perfect for airguns and more. They work with BB guns, airsoft guns, and paintball markers.

These non-threaded cartridges are easy to use. Just push them in for quick reloads. They also prevent leaks to protect your gear.

Pure CO2 gas keeps your equipment clean. Each cartridge gives 20–30 shots. Great for practice or fun shooting.

Pros	Cons
Wide compatibility for all your CO2-powered gear. Quick, twist-free installation saves time and effort. Leak-proof seal ensures consistent, reliable performance. Pure, oil-free CO2 keeps your equipment clean and safe.	No threaded option limits some gun models. Not reusable, single-use only. May need frequent replacement for heavy use.

Perfect For:

Spozer 12g CO2 Cartridges are perfect for anyone who loves shooting sports or needs reliable CO2 power. Whether you use BB guns, air pistols, rifles, airsoft guns, pellet guns, or paintball markers, these cartridges offer easy installation, leak-proof performance, and clean, consistent power for all your activities.

Ready to Purchase?

View Price on Amazon (paid link)

6. Crosman 12 Gram CO2 (40 Cartridges)

The Crosman 12 Gram CO2 is a must-have for airgun enthusiasts. It comes in a 40-count pack, ensuring you have plenty of powerlets. These CO2 cartridges are easy to use and reliable.

They are 12-gram CO2 powerlets, perfect for air pistols and rifles. The 40-count pack offers great value for your money.

With these CO2 cartridges, you’ll enjoy consistent and powerful shots. The Crosman brand is trusted and proven. Get your 40-count pack today and start shooting with confidence.

Pros	Cons
40 cartridges ensure long-lasting use for your CO2-powered devices. 12-gram size fits most standard CO2 guns and tools. Reliable power for consistent performance every time. Easy to store and ready to use whenever needed.	Limited use: 40 cartridges may run out quickly for frequent shooters. Not reusable: CO2 cartridges are single-use, creating waste. Storage needed: Bulk purchase requires space to store safely.

Perfect For:

This Crosman 12 Gram CO2 is perfect for airgun enthusiasts who need reliable power. With 40 cartridges, it’s ideal for long shooting sessions.

Ready to Purchase?

View Price on Amazon (paid link)

7. Umarex High-Grade CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns, 12 Gram (Pack of 50)

Umarex CO2 cartridges keep your air gun working well. They are clean and high-grade, so your gun stays in top shape.

These 12-gram cartridges fit pellet, BB, and airsoft guns. They come in a pack of 50 for plenty of use.

Tested and proven, they won’t dirty your gun valves. Check your zip code to see if they’re available for purchase.

Pros	Cons
Clean CO2 keeps your air gun in top shape. Proven quality ensures no valve dirt or damage. Versatile use for pellet, BB, and airsoft guns. Bulk pack of 50 cartridges for long-lasting performance.	Limited availability based on zip code. Round count varies by gun type. No 88-gram option in this pack.

Perfect For:

Ready to Purchase?

View Price on Amazon (paid link)

8. Mosa 12g CO2 Cartridges 50-Pack (Bulk Value), Non-Threaded Leakproof Steel Capsules, Pure Carbon Dioxide Power for CO2 BB Guns, Airsoft Pistols & Pellet Rifles

Mosa 12g CO2 Cartridges 50-Pack (Bulk Value), Non-Threaded Leakproof Steel Capsules, Pure Carbon Dioxide Power for CO2 BB Guns, Airsoft Pistols & Pellet Rifles

Mosa 12g CO2 Cartridges come in a 50-pack, perfect for frequent shooters. Each cartridge is made with leakproof steel for reliable performance. They fit most CO2 airguns, ensuring consistent power every time.

These cartridges are filled with pure CO2, keeping your gun clean and efficient. The non-threaded design makes reloading quick and easy, so you can focus on shooting without hassle.

Pros	Cons
50-Pack Value: Saves money for frequent shooters. Leakproof Design: No gas waste, maximizes power. Pure CO2: Consistent shots, protects your gun. Universal Fit: Works with most CO2 airguns.	Not for soda makers, only for CO2 airguns. No threaded option, limits use in some specific airgun models. Bulk pack size may be too large for casual shooters.

Perfect For:

This 50-pack of 12g CO2 cartridges is perfect for airsoft enthusiasts and frequent shooters. It’s ideal for those who need reliable, leak-proof power for their CO2 BB guns, airsoft pistols, or pellet rifles.

Ready to Purchase?

View Price on Amazon (paid link)

9. Hawki CO2 12 gram Cartridges for Air Guns/Airsoft Pistols/Paintball Gun (5 Pack)

The Hawki CO2 12 gram Cartridges are a must-have for air gun, airsoft, and paintball fans. Each pack includes 5 cartridges, perfect for keeping your gear powered. These 12g CO2 cylinders are the key to your equipment’s performance.

They work with most airguns, airsoft pistols, and paintball markers. The non-threaded design fits standard platforms easily. Made from durable steel, they ensure a reliable seal and long-lasting use.

Ideal for target practice or competitive play, these cartridges deliver steady pressure for optimal velocity. A versatile choice for all your air-powered sports needs.

Pros	Cons
5-Pack ensures you’re always ready for action. Universal fit works with most air guns and paintball gear. Steady pressure boosts performance every time. Durable steel guarantees long-lasting reliability.	Limited pack size may not suit heavy users’ needs. Steel construction adds weight to gear and storage. No threading limits use in some specialized equipment.

Perfect For:

This 5-pack of Hawki CO2 cartridges is perfect for air gun, airsoft, and paintball fans. It’s great for target practice and competitive play.

Ready to Purchase?

View Price on Amazon (paid link)

10. Crosman 25-Count 12-Gram CO2 Cartridges For Air Rifles And Air Pistols 2311-N

The Crosman 25-Count 12-Gram CO2 Cartridges are perfect for air gun enthusiasts. These CO2 powerlets provide reliable power for your air rifles and pistols.

Each cartridge ensures a snug fit and solid seal, delivering consistent performance every time. The 25-count box is ideal for target practice and outdoor adventures.

Start your airpower journey with Crosman. Simple, reliable, and ready to use. Perfect for all skill levels.

Pros	Cons
25-count box keeps you stocked for more air gun fun. Snug fit ensures reliable and consistent performance every time. Compatible with most air rifles and air pistols for easy use. 12-gram CO2 powerlets deliver strong and dependable power.	Limited uses per cartridge, frequent replacements needed. Not reusable, increases waste and costs. Compatibility varies, check before buying for your air gun.

Perfect For:

The Crosman 25-Count 12-Gram CO2 Cartridges are perfect for air gun enthusiasts who love target shooting. Whether you use an air rifle or pistol, these cartridges ensure reliable performance every time.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Choosing the right CO2 cartridges for your air gun is easy with this guide. We’ll help you find the best fit for your needs. Let’s get started!

Factors to Consider When Buying CO2 Cartridges

Size:
CO2 cartridges come in 12-gram or 88-gram sizes. Pick the size that fits your gun for best performance.
Compatibility:
Check if the cartridges work with your air gun, BB gun, or airsoft pistol. Universal fit saves time and hassle.
Quality:
High-quality cartridges keep your gun clean and reliable. Look for tested and leakproof options.
Pack Size:
Buy in bulk for frequent use. Packs of 25, 30, or 50 offer great value and convenience.
Brand Reputation:
Trusted brands like Umarex, Crosman, and Guard Dog ensure consistent power and durability.
Threaded vs. Non-Threaded:
Non-threaded cartridges are easy to install. They fit snugly and prevent leaks.
Availability:
Some brands are only sold in specific areas. Check if they’re available in your zip code.
Price:
Compare prices to find the best deal. Bulk packs often cost less per cartridge.

With these tips, you’ll find the perfect CO2 cartridges for your air gun. Enjoy smooth shooting every time!