Best Alkaline 9V Batteries of 2025

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Alkaline 9V batteries are a reliable and long-lasting power source for a variety of devices. These batteries use alkaline technology to provide a steady and consistent flow of power, making them ideal for high-drain devices such as smoke detectors, digital cameras, and portable radios. With a longer lifespan than standard batteries, alkaline 9V batteries are a cost-effective choice for both personal and professional use. Whether you need to power a toy, a torch, or a remote control, alkaline 9V batteries are a smart choice that won't let you down.
At a Glance: Our Top Picks
Top 10 Alkaline 9V Batteries
Duracell Plus 9V Batteries with 100% Life
The Duracell Plus 9V Batteries are designed for ideal performance, ensuring your everyday devices receive the power they need with a 100% life guarantee. You can trust in their leakage prevention feature, which helps protect your devices from damage. The sustainable packaging is a bonus, as it contains 0% plastic and is fully recyclable, making it an eco-friendly choice. Additionally, these batteries boast impressive durability, remaining fresh for up to five years in their packaging, so you can rely on them when needed.
Duracell Plus 9V Batteries - 4 Pack
The Duracell 9V Batteries are designed for optimal performance, ensuring that your everyday devices are powered reliably. With a 100% life guarantee, you can trust these batteries to last as needed. Their innovative top closure prevents leakage, giving you peace of mind when storing them. Additionally, the sustainable 0% plastic packaging is fully recyclable, making it an environmentally friendly choice. With a shelf life of up to five years, you can keep these batteries stored without worrying about them losing their charge.
Amazon Basics 9 Volt Alkaline Batteries, 4 Count
The Amazon Basics 9 Volt Batteries are perfect for ensuring reliable performance in various household devices. Whether it’s for your smoke detectors or remote-controlled toys, these batteries provide the power you need. With a 5-year leak-free shelf life, you can store them safely for emergencies or use them immediately without worry. They come in Certified Frustration-Free Packaging, making it easier for you to access the batteries when needed.
Warriors 9V High Capacity Alkaline Batteries
The Warriors 9V Batteries offer long-lasting power for your devices, ensuring you won't be left in the lurch. With a leak-resistant design, these batteries protect your devices from damage, providing peace of mind. They also boast an impressive shelf life of up to five years, allowing you to stock up without worrying about expiry. These versatile batteries are suitable for a range of everyday devices, from smoke detectors to remote control cars, making them a reliable choice for your household needs.
Allmax 9V Maximum Power Alkaline Batteries
Allmax 9V Batteries offer maximum power and performance for your electronic devices. With ultra long-lasting capabilities, you can rely on these batteries to outlast standard options, ensuring you won’t be caught short. Their leakproof design protects your devices from potential damage, making them ideal for everyday use in households and businesses. Additionally, with a shelf life of up to seven years, you can store these batteries for emergencies, knowing they will remain fresh and powerful when needed most.
Duracell Plus MN1604 Alkaline 9V Battery - 2-Pack
The Duracell Plus MN1604 Battery offers reliable power in a convenient 2-pack. This alkaline 9V battery is ideal for various household devices, ensuring they run smoothly when you need them. With Duracell’s trusted brand reputation, you can be confident in its performance. These batteries provide long-lasting energy, making them perfect for smoke detectors, toys, and remote controls, giving you peace of mind and convenience in your daily life.
GP Batteries Ultra Alkaline 9V Pack of 8
The GP Batteries 9V Pack offers superb operating time, ensuring your devices stay powered for longer. With a shelf life of up to 7 years, you can stock up without worrying about expiry. These batteries are versatile, suitable for various electronic devices, enhancing your convenience. The pack contains 8 disposable batteries, making it easy to replace batteries in multiple gadgets at once, saving you both time and effort.
Energizer 9V Max Alkaline Batteries, 3 Pack
The Energizer 9V Batteries provide long-lasting power, making them perfect for essential devices such as smoke detectors, toys, remote control cars, and clocks. With a remarkable five-year shelf life, you can store them without worry, ensuring you are always prepared for any situation. Their 100 percent leak-proof construction safeguards your cherished devices, giving you peace of mind. Plus, Energizer's commitment to quality is highlighted by their history of innovation, having created the world’s first zero mercury AA alkaline battery.
PRO ELEC Ultra Alkaline 9V Battery
The PRO ELEC 9V Battery is a reliable power source designed for various everyday applications. Its PP3 alkaline composition ensures long-lasting performance, allowing you to enjoy uninterrupted use of your devices. As a non-rechargeable option, it is also free from mercury and cadmium, making it an environmentally friendly choice. With an impressive shelf life of five years, you can stock up on this battery without worrying about it losing its effectiveness over time.
Energizer 9V Max Alkaline Power Batteries, 2 Pack
The Energizer 9V Batteries provide long-lasting power, making them perfect for essential devices like smoke detectors, toys, and remote control cars. With a remarkable 5-year shelf life, you can store them with confidence, ensuring you are always prepared for emergencies. Their 100% leak-proof construction protects your valuable devices, allowing you to use them without worry. Energizer's history of innovation, being the first to offer a zero mercury AA alkaline battery, highlights their commitment to quality and safety.
Frequently Asked Questions (FAQs)
1. Can you still buy 9 volt batteries?
AmazonBasics 9V Everyday Alkaline Batteries Keep everyday devices powered up and ready to use with 9-volt alkaline batteries from AmazonBasics. The batteries provide reliable performance across a wide range of devices, including garage door openers, smoke detectors, radios, toys, and other household items.
2. Are all 9V batteries the same?
No, unfortunately there are very small differences in size of 9 volt batteries, even in brand name 9v batteries such as Energizer (or Energizer Industrial) and Duracell (or Duracell Procell). This plays a significant role in 9v batteries fitting properly into a device.
3. What is 9V alkaline battery?
A nine-volt battery is standard battery size and shape, not the actual voltage or nominal voltage itself. Some of these batteries have working voltages ranging from 6.5V - 8.4V. Only 9V alkaline batteries have a voltage that is exactly 9 volts.
4. How long does a 9V alkaline battery last?
Energizer® Ultimate Lithium™ AA and AAA last up to 20 years in storage, while our 9V lasts up to 10 years in storage. Energizer Recharge® AA, AAA, C, D, and 9V last charged up to 12 months in storage, with a battery life of up to 5 years under normal conditions for AA and AAA batteries.
During our alkaline 9v battery research, we found 131 alkaline 9v battery products and shortlisted 10 quality products. We collected and analyzed 1,160,369 customer reviews through our big data system to write the alkaline 9v batteries list. We found that most customers choose alkaline 9v batteries with an average price of £5.30.
The alkaline 9v batteries are available for purchase. We have researched hundreds of brands and picked the top brands of alkaline 9v batteries, including Duracell, Warriors, ALLMAX BATTERY, GP, Energizer.

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.