The best microSD cards in 2026

Most microSD cards are fast enough for stashing photos, recording video and transferring files, but some will get you a little more bang for your buck than others. If you’re looking to boost the storage of your Nintendo Switch 2, Steam Deck, GoPro or any other device that still accepts microSD cards, we can help. We’ve thoroughly researched the market and several cards through a suite of benchmark tests. Here are the best that we’ve tested, along with some general advice on what to look for when buying a new card.

Table of contents

Best microSD cards of 2026

• Fastest sequential read/write performance of any UHS-I card we've tested
• Has been cheaper than many slower alternatives
• Has a 1TB option
• Lifetime limited warranty

• Needs USB reader to reach maximum speeds (as expected)

• Quick sequential and random speeds
• Readily ...