10 Best C Batteries 2025 in the United States

The Energizer Alkaline Power C Batteries (12 Pack) are designed to provide long-lasting power for a variety of household devices such as smoke detectors, clocks, toys, flashlights, and more. One of the standout features is their impressive shelf life of up to 10 years, meaning you can store them for emergencies without worrying about them losing charge over time.

The batteries are alkaline, which is a common type that offers reliable performance for everyday use as well as in emergency situations. Each battery delivers a standard voltage suitable for most household devices, ensuring compatibility and consistent operation. However, one downside to consider is the environmental impact of alkaline batteries, which are not as eco-friendly as rechargeable options.

This pack includes 12 batteries, which should keep your devices running for an extended period before needing replacements. Energizer, being a reputable brand, adds to the trustworthiness of the product, promising dependable performance. These batteries are ideal for users looking for reliable, long-lasting power solutions for their household gadgets, though they may not be the best choice for those prioritizing environmental sustainability.

The Amazon Basics 24-Pack C Cell Alkaline Batteries are designed to offer reliable power for a variety of everyday devices such as toys, clocks, and flashlights. These batteries operate at 1.5 volts, making them suitable for many household gadgets. One of the standout features is their 5-year shelf life, ensuring that the batteries will be ready to use even after being stored for a significant period. This makes them a convenient choice for stocking up for emergencies or future use.

The product also comes in Certified Frustration-Free Packaging, which is easy to open and reduces the hassle of getting to your batteries quickly. However, it's important to note that these batteries are single-use and not rechargeable. This might be a downside for those looking for more environmentally friendly options or who prefer the convenience of recharging batteries.

While these are good for immediate and reliable power needs, the lack of rechargeability means you'll eventually need to dispose of and replace them. Given their affordable price and practical packaging, they are a solid choice for those needing dependable, everyday power solutions. Just be mindful of the environmental impact due to their single-use nature.

Energizer MAX C Batteries are alkaline batteries designed to power common household devices like toys, flashlights, clocks, and remotes. Being alkaline, they offer a good balance of performance and cost for daily use. They come in an 8-pack, which is convenient for replacing multiple batteries at once.

One of the strongest points is their long shelf life—these batteries can hold power for up to 10 years when stored, so they’re reliable even if you don’t use them right away. Energizer’s Powerseal Technology also helps maintain energy over time, making these batteries dependable for both immediate and long-term use. The voltage is standard for C cells, around 1.5 volts, suitable for the intended devices.

On the environmental side, alkaline batteries do contain materials that require proper disposal, but Energizer is a recognized brand that often promotes recycling programs. These batteries are not rechargeable, so they will eventually need to be replaced, which is common for alkaline types. These batteries are a solid choice for everyday household items needing C batteries, offering long shelf life and reliable performance, but may not be the best fit if you want rechargeable or high-capacity specialty batteries.