10 Best Paintball Tanks 2026 in the United States

The Maddog 20 oz CO2 Paintball Tanks come in a useful 5-pack with empty, refillable aluminum cylinders designed for paintball and airsoft. Their 20-ounce size is a common standard for CO2 tanks, providing enough gas for approximately 800 to 1000 shots per fill, which is great for players who want to avoid running out of air during games. Made from durable, lightweight aluminum, these tanks are built to withstand the physical demands of paintball without adding unnecessary weight to your gear.

These tanks feature an industry-standard brass pin valve and are DOT and TC certified, meeting safety standards with a 5-year hydro testing cycle. This means they must be re-tested every five years to ensure safe use, which is typical and important for CO2 tanks. The tanks ship empty for safe transport and must be filled at a proper refill station, like a paintball field or sporting goods store. Since they use CO2, pressure can fluctuate with temperature changes, which is common for this type of tank but may affect consistent shot performance compared to compressed air tanks.

These Maddog tanks are a solid choice if you need multiple reliable, lightweight CO2 tanks for frequent play or team use. They fit all standard CO2-powered paintball markers and offer good value in a multi-pack. However, if you are looking for tanks with built-in regulators or prefer compressed air systems, you might want to consider other options.

The HK Army HPA Paintball Tank is a lightweight compressed air tank designed for paintball and airsoft players who want to move quickly without carrying heavy gear. With a 68 cubic inch size and a pressure rating of 4500 psi, it offers a good balance of air capacity and portability. Its carbon fiber wrap material keeps the tank durable yet light, trimming down weight by several ounces compared to other tanks of similar size.

The included HP8 regulator outputs at 800 psi, which is standard and reliable for most paintball markers. Additionally, the tank meets strict safety standards and comes with a 5-year hydro test certification, ensuring it’s safe to use. The tank arrives empty, so you’ll need to find a place to fill it before use.

Though it is not the cheapest option on the market, its combination of lightness, build quality, and safety certifications makes it a solid choice for intermediate to advanced players who want dependable performance without extra bulk. Beginners or casual players looking for a more budget-friendly or larger capacity tank might want to explore other options.

The HK Army 68/4500 Aerolite HPA Compressed Air Tank System is a solid choice for paintball players. It features a 68 cubic inch bottle with a 4500 psi capacity, making it suitable for extended play without frequent refills. The reliable aircraft-grade aluminum regulator ensures consistent performance, maintaining an output pressure of 800 psi which is ideal for most paintball markers. The tank's lightweight design, weighing just 2.15 pounds, contributes to better maneuverability on the field. The clear color adds a unique aesthetic, making it stand out among other tanks.

Additionally, the five-year hydro testing cycle means fewer disruptions for maintenance, adhering to DOT & TC approval standards for safety and reliability. One potential drawback is that, being made from carbon fiber and aluminum, it might be more prone to wear and tear compared to fully metal tanks. Also, while the clear design is visually appealing, it may show scratches and dirt more prominently over time.

Despite these minor issues, this tank is well-regarded in the paintball community and ranks as a popular product in its category.