Customer reviews from Samsung US
Samsung - microSDXC T9 512GB, Read/Write Speeds Up to 200/130 MB/s (MB-MH512T/WW)
Average customer rating
4.8
(228 Reviews)
Rating breakdown 228 reviews
5 Stars
191
4 Stars
28
3 Stars
6
2 Stars
2
1 Star
1
99%of customers recommend this product.
(
141 out of
142)
Customer Reviews for Samsung - microSDXC T9 512GB, Read/Write Speeds Up to 200/130 MB/s (MB-MH512T/WW)
Customer Rating
5
It's built to last
on August 23, 2026
Posted by: Tweaked
[This review was collected as part of a promotion.] This product is durable and easy to use is fast and reliable it is held up to its capacity and then sum
Written by a customer while visiting Samsung US
Customer Rating
4
best sized and fast back up SD u will ever need!
on August 23, 2026
Posted by: stella
from Eugene, OR
Expertise:Intermediate
[This review was collected as part of a promotion.] So i love this product the capacity it has seems endless! Like I never ever have ran out of storage with this and can back up whatever I want to it and there is still room! Its incredible! I have had it now for 3 years and its still in great condition and has followed me in three separate electronic devices! The price wasnt bad either which is nice because i work on a budget so that way another A+ in my book. It also works on several of my devices that are not the same brand so its capable in almost anythinb that can take an SD card too which is also nice cuz you dont have to go buy several different kinds for different electronics too! And the back up speed it has when iam backing up stuff to it is super super fast so overall I give this product all 5 stars! I love it.
I would recommend this to a friend!
Features
4
Performance
4
Design
4
Value
4
Written by a customer while visiting Samsung US
Customer Rating
5
Samsung T9 microSDXC Card UHS-I is a made for me.
on August 22, 2026
Posted by: Jlo209er
from Manteca California
Expertise:Expert
[This review was collected as part of a promotion.] I used to think microSD cards were just tiny rectangles of mild disappointment. Then the T9 showed up and started treating my drone footage like it had somewhere important to be. Offloaded 4K clips so fast I actually had time to make coffee before the next battery died. It’s the first card that made me feel like the storage was working harder than I was. 10/10, would let it judge my life choices again.
I would recommend this to a friend!
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US
Customer Rating
5
Awsome
on August 22, 2026
Posted by: Rogie
from West Virginia
Expertise:Beginner
[This review was collected as part of a promotion.] The product is very nice that's exactly what I needed to do I would recommend for anybody to get one as far as I'm concerned Samsung are top of the line
I would recommend this to a friend!
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US
Customer Rating
5
Reliable
on August 22, 2026
Posted by: Mikey
Expertise:Beginner
[This review was collected as part of a promotion.] Reliable and easy to use. Using this SD card for what ever your needs may be will enhance your experience. Its reliable and doesn't glitch like some other brands.
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US
Customer Rating
5
Good micro SD card
on August 22, 2026
Posted by: Jbug
[This review was collected as part of a promotion.] The memory card is amazing and a large capacity very durable and reliable also very compatible with several devices.
Written by a customer while visiting Samsung US
Customer Rating
4
Nice
on August 22, 2026
Posted by: Nive
[This review was collected as part of a promotion.] Works fast and clean, works great, can use on new phone, lasts long time, variety of gb. Jdjjdnsjjeje
I would recommend this to a friend!
Features
4
Performance
4
Design
4
Value
4
Written by a customer while visiting Samsung US
Customer Rating
5
Speed
on August 21, 2026
Posted by: MacMal
from South Central, California
Expertise:Intermediate
[This review was collected as part of a promotion.] Speed and Capacity was amazing. Also, for video V30/U3 makes it suitable for sustained video recording, including demanding 4K workloads.
I would recommend this to a friend!
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US