What is the Difference Between CR2025 and CR2032 Lithium Batteries?

Learn the key differences between CR2025 and CR2032 lithium batteries including size, capacity, and optimal device use.

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The main difference between CR2025 and CR2032 lithium batteries lies in their dimensions. CR2032 batteries have a diameter of 20mm and a thickness of 3.2mm, making them slightly thicker than CR2025 batteries, which also have a diameter of 20mm but a thickness of only 2.5mm. This extra thickness allows CR2032 batteries to usually have a higher capacity and longer lifespan, making them suitable for devices requiring more power or extended use.

FAQs & Answers

  1. Can you use a CR2032 battery instead of a CR2025? While CR2032 batteries are slightly thicker, they can sometimes fit in devices designed for CR2025 if space allows but may not always be compatible due to size differences. Always check your device specifications before substituting.
  2. Which battery lasts longer, CR2025 or CR2032? CR2032 batteries generally have a higher capacity and longer lifespan compared to CR2025 due to their greater thickness, making them better for devices requiring extended power.
  3. What devices commonly use CR2025 and CR2032 batteries? CR2025 batteries are often used in slimmer devices like key fobs and calculators, while CR2032 batteries are common in devices needing more power such as watches, fitness trackers, and some medical devices.