Most of you will get your new Samsung flagship today and wonder what are the best microSD cards for Galaxy S9 and Galaxy S9+. While the 64GB internal storage is going to be good enough for those who don't use memory-intensive apps or store large amounts of content, it's certainly not going to be enough for the vast majority of customers who pick up a Galaxy S9 or Galaxy S9+. Samsung's new flagships have a microSD card slot so why not pick up a new card and make the most of this feature.
A class above the rest
There's a reason why many of our readers will be interested in the best microSD cards for the Galaxy S9 and Galaxy S9+. The new flagship lets you expand the memory by up to 400GB with a microSD card instead of just 256GB as which has by far been the industry practice. With this one minor improvement, Samsung has made the Galaxy S9 futureproof as storage needs are only going to get bigger in the years to come.
Keep in mind that it's possible to export apps from the internal storage to the microSD card so more external storage will come in handy for this purpose as well. If you don't already know how to do that, follow our guide on how to move apps to SD card on Galaxy S9.
Best microSD cards for Galaxy S9 and Galaxy S9+
SanDisk Ultra
There aren't a lot of proper 400GB microSD cards available right now but you can rest assured that the SanDisk Ultra microSDXC UHS-I card will function as advertised. It's available in capacities of up to 400GB with transfer speeds of up to 100MB/s which the company says is good enough for moving up to 1200 photos in a minute.
The 400GB capacity is why the SanDisk Ultra takes the top spot on our list of the best microSD cards for the Galaxy S9 and the Galaxy S9+. Purchase it now on Amazon for $239.55. If you're not willing to spend that much money on a microSD card, the SanDisk Ultra is also available in the following capacities:
- SanDisk Ultra 256GB for $122
- SanDisk Ultra 200GB for $69
- SanDisk Ultra 128GB for $39.90
- SanDisk Ultra 64GB for $19.99
SanDisk Extreme
The second spot on our list of best microSD cards for Galaxy S9 and Galaxy S9+ also goes to SanDisk. The company's SanDisk Extreme cards have been developed with 4K Ultra HD video capture in mind as they have Video Speed Class 30 and UHS Speed Class 3 ratings while ensuring extreme durability in challenging environmental conditions. You can buy it from Amazon with 128GB capacity for $64.99. Available capacities include:
- SanDisk Extreme 64GB for $32.99
- SanDisk Extreme 32GB for $18.85
Samsung EVO Select
Samsung makes some great microSD cards as well which is why the EVO Select is on our list of best microSD cards for Galaxy S9 and Galaxy S9+. They promise 100MB/s and 90MB/s read and write speeds respectively with Class 10 UHS 3 rating. Samsung backs them up with “4-proof protection,” saying that the EVO Select will keep your data safe against extreme temperatures, water and other challenging conditions.
It's not available in 400GB, though. The maximum capacity you can buy from Amazon is 256GB for $119.99. Other capacities include:
- Samsung EVO Select 128GB for $39.99
- Samsung EVO Select 64GB for $19.99
- Samsung EVO Select 32GB for $11.99
These are what we believe the best microSD cards for Galaxy S9 and Galaxy S9+ that money can buy right now. Have you picked one out yet? Let us know in the comments which one you're going to buy and why.
