While the latest flagship phones may not see a need for expandable storage, there are a lot of devices out in the wild that can use a microSD card. In fact, if you do a lot of photography, you're likely carrying a few microSD cards everywhere you go. But it's not only photography that has a need for them, as everything from home security cameras to the Nintendo Switch and even midrange phones have some kind of expandable storage.
As the name suggests, microSD cards are an even smaller version of the standard SD cards used by most digital cameras. They're used mainly in phones and tablets, where size is a major factor. And it never hurts to have a few extras on hand. Currently, you can find plenty of substantial discounts on these tiny memory cards. Below, we've gathered some of the best deals on microSD cards, and we'll continue to update this page as offers come and go. Check back often to make sure you're getting the best price available.
Read more: How to Choose the Right MicroSD Card for Your Android
SanDisk's Extreme series is built to withstand harsh conditions, so they're ideal if you're looking for a memory card for your GoPro or another action camera. This card is resistant to water, shock, extreme temperatures and even X-rays. Beyond its durability, this card boasts some impressive specs. It has read speeds of up to 160 megabytes per second and write speeds of up to 90MBps for fast shooting, plus a respectable 512GB of storage. This is one of the best overall values you'll find out there at the moment, especially since it includes an SD adaptor.
With a substantial 1TB of storage, this SanDisk microSD has the largest capacity you'll find on this list. It has nearly identical specs to the 512GB model above, but with a faster 190MBps write speed and double the storage, and is a solid value at over half off its usual price. It also comes with a standard SD card adapter.
Whether you have the original Switch, the Lite version or the new OLED, you're going to want some extra storage for your console. SanDisk makes microSD cards licensed by Nintendo specifically for the Switch, and you can pick up this 256GB Super Mario-themed one for just $24 right now at Amazon.
Considering how many devices can be improved with a microSD, there's a good chance you'll want to pick up more than one. Right now at Amazon, you can get this three-pack of 32GB Lexar cards for just under $5 per card. True, 32GB isn't a lot of storage in this day and age, but that's still enough to hold about 1,500 pictures or about three and a half hours of HD video.
The SanDisk Ultra is a less expensive alternative to the more rugged Extreme series listed above. It boasts read and transfer speeds of up to 120MBps and can capture and store full HD video.
Sometimes it makes more sense to invest in a single microSD card that you can reuse over and over, rather than several different cards. This 128GB SanDisk is designed for maximum longevity, and can record and re-record for up to 120,000 hours. It's also fairly durable with protection against extremes, water, shock and X-rays, and boasts read speeds of up to 100MBps.
This Samsung microSD only has half the storage capacity of the 512GB SanDisk Extreme listed above, but it also costs less than half the price and is more durable. This 256GB chip is protected against water, shock, drops and temperatures, as well as magnets and X-rays. It's designed to capture 4K UHD video and boasts transfer speeds of up to 130MBps.
With read/write speeds of up to 180/130MBps and 512GB of storage, you'll have plenty of space for 4K video, high-performance games and other files on this card. Plus, it's protected from water, extreme temps, X-rays and magnets, making it durable enough for all your adventures.