Best Compact CO2 Pumps of 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.
Compact CO2 pumps are small and efficient devices that allow cyclists to quickly inflate their bike tyres in case of a flat or low pressure. These pumps use compressed carbon dioxide gas to rapidly fill up the tyre, making it a popular choice among cyclists who value speed and convenience. With their lightweight and portable design, compact CO2 pumps can easily fit into a cycling jersey pocket or saddlebag, providing a reliable backup plan for any unexpected tyre mishaps on the road.
At a Glance: Our Top Picks
Top 10 Compact CO2 Pumps
Peaty's Holeshot CO2 Tyre Inflator Kit
The Peaty's CO2 Inflator is designed for rapid tyre inflation, allowing you to go from flat to fully inflated in under 10 seconds. Its intuitive ‘press to fill' inflator head makes it the quickest and easiest way to inflate your tyres. The unique straight-line design ensures faster airflow, reducing stress on your tubeless valves. Simply push and go by pressing the spring-loaded head onto the valve until you reach your desired PSI, making it incredibly user-friendly.
Peaty's CO2 Tyre Inflator Head for Quick Inflation
The Peaty's CO2 Inflator Head offers an incredibly fast solution for re-inflating your tubeless tyres, taking less than 10 seconds to go from flat to inflated. Its unique straight line design allows for maximum airflow, ensuring rapid inflation while reducing stress on your tubeless valves. You simply press the spring-loaded Holeshot inflator head onto the valve and hold it until you reach your desired PSI. This compact, Presta valve compatible tool is a must-have for any cyclist, making tyre inflation straightforward and efficient.
Kadacha CO2 Inflator Kit with Repair Tools
The Kadacha CO2 Inflator Kit is the all-in-one solution for flat tires, featuring five 16g CO2 cartridges, a CO2 inflator, an insulate sleeve, and three tire levers. This means you can quickly fix a puncture and get back on the road. With the included round punch and metal rasp, locating and repairing punctures is straightforward. The compact design allows for easy storage in a saddle bag or jersey pocket, making it convenient for on-the-go inflation. It's compatible with both Presta and Schrader valves, suitable for road and mountain bikes alike.
ICO 16g CO2 Cartridges for Bike Inflators
The ICO CO2 Cartridges are designed for fast and convenient bike tire inflation. With 100% carbon dioxide gas in recyclable steel, you can trust their high quality and excellent value. These cartridges work seamlessly with your CO2 bike tyre inflator, providing instant inflation when you need it most. Their reliable performance ensures that the threads won't damage your inflator head, making them an essential addition to your cycling kit. Compact and lightweight, they easily fit in your saddle bag or jersey pocket, ready for any ride.
Topeak Nano Airbooster CO2 Inflator for Bicycles
The Topeak Nano Airbooster Inflator is an incredibly compact and lightweight CO2 inflator designed for quick and easy use. Weighing only 8.2g and measuring just 2.8x1.5x1.5cm, it’s perfect for cyclists who want to save space. The precision CNC machined aluminium construction ensures durability, while compatibility with both Presta and Schrader valves allows for versatile use. Simply screw the cartridge in, attach to your valve, and release gas in seconds—making it an essential tool for fast tyre inflation during your rides.
KONG MING CAR CO2 Inflator for Bicycles
The KONG MING CAR CO2 Inflator is designed for quick and efficient tyre inflation. With its one-turn valve system, you can inflate a tyre in seconds, saving you time on your ride. It is compatible with both Presta and Schrader valves, eliminating the need to switch valve heads. Its compact and lightweight design allows you to easily store it in your saddle bag or cycling jersey. The rubber EVA foam cover ensures a secure grip and prevents your fingers from freezing during use.
Kadacha CO2 Inflator Kit with Repair Tools
The Kadacha CO2 Inflator Kit is your ideal solution for flat tyre emergencies. It includes everything you need, such as five 16g CO2 cartridges and a multi-tool, making it incredibly convenient. You can quickly remove the tyre and apply adhesives easily, ensuring you get back on the road faster. Additionally, this compact and lightweight kit fits effortlessly into your saddle or jersey bag, providing a hassle-free way to inflate your tyres in seconds. Perfect for both racing and mountain biking, it delivers impressive pressure levels to keep you moving.
BriskMore CO2 Inflator Kit with Cartridges
The BriskMore CO2 Inflator is a compact and lightweight kit designed for convenience. It features a durable inflator head compatible with both Presta and Schrader valves, allowing you to easily inflate your bike tyres. The reliable control valve enables precise adjustment, making inflation quick and hassle-free. Additionally, the kit includes five high-quality 16g CO2 cartridges, ensuring you have enough power to get back on the road without delay. The insulated sleeve also protects you during use, enhancing your experience.
KONG MING CAR CO2 Inflator Set for Bicycles
The KONG MING CAR CO2 Inflator is designed for quick and efficient bicycle tyre inflation. With this kit, you can inflate your tyres in seconds by simply connecting a threaded CO2 cartridge. The durable construction and control valve ensure a safe and secure connection, while the compact and lightweight design makes it easy to carry in your saddle bag or backpack. This product is ideal for both road and mountain bike tyres, allowing you to ride with confidence knowing you can quickly address flat tyres.
BriskMore Black CO2 Inflator with Insulated Sleeve
The BriskMore CO2 Inflator is a compact and lightweight bicycle pump designed for both Presta and Schrader valves, making it versatile for various bike types. Its insulated rubber foam sleeve ensures your fingers stay warm while you operate it, adding comfort during use. Crafted from durable aluminium alloy and alloy steel, this inflator promises reliability and longevity. With a simple control valve, you can easily adjust the inflation, allowing you to get back to riding in seconds.
Frequently Asked Questions (FAQs)
1. What's better CO2 or mini pump?
Lighter: In general, CO2 inflators are lighter than a good hand pump. Faster inflation time: CO2 inflators will air up your tire in a minute, which is much faster than a hand pump can achieve. That is why many people prefer CO2 inflators for races because they are lightweight and get them back into the game quickly.
2. How many CO2 cartridges does it take to fill up a tire?
How much CO2 does one cartridge dispense? It depends on the size of the tire. For example, for a standard ATV tire, one 16 gram cartridge can fill a fully flat tire to 3 psi. For a standard dirt bike tire, one 16 gram cartridge can fill a fully flat tire to about 15 psi.
3. How much pressure is in a 25g CO2 cartridge?
CO2 canisters are recyclable and one-time use only. Perfect For Road, Mtb And Fat Bike Tires – 25 gram cartridge inflates a MTB tire (27.5" x 2.4) to 32 psi and a Fat Bike tire (26" x 4.0) to approx. 7.5 psi. Note: CO2 gas is 'not' food grade.
4. Are there different size CO2 cartridges?
CO2 cartridges come in various sizes – there are 16 gram and 20 gram units, among others. Typically, smaller units are ideal for filling road tires and standard bike tires, while larger ones are often used on larger volume 29ers, mountain and fat bike tires.
During our compact co2 pump research, we found 58 compact co2 pump products and shortlisted 10 quality products. We collected and analyzed 66,683 customer reviews through our big data system to write the compact co2 pumps list. We found that most customers choose compact co2 pumps with an average price of £18.74.
The compact co2 pumps are available for purchase. We have researched hundreds of brands and picked the top brands of compact co2 pumps, including Peaty's, Kadacha, Impeccable Culinary Objects (ICO), Topeak, KONG MING CAR.

Luke is a runner, a climber, hiker, hunter, and a lot more. Luke Dobson is Celtic-born and has lived most of his life in Scotland. However, his sporting endeavours have taken him to several countries around Europe. He serves as a tour guide for countless companies and owns a couple of gyms and recreational centres in Scotland. Luke Dobson is proficient in 7 different languages. He maintains many sport article columns where he shares his wealth of experience in the sport industry.