Customer reviews from Samsung US
Samsung - microSDXC T7 256GB, Transfer Speeds Up to 170 MB/s (MB-MB256T/WW)
Average customer rating
4.8
(253 Reviews)
Rating breakdown 253 reviews
5 Stars
212
4 Stars
36
3 Stars
4
2 Stars
1
1 Star
0
99%of customers recommend this product.
(
151 out of
153)
Customer Reviews for Samsung - microSDXC T7 256GB, Transfer Speeds Up to 170 MB/s (MB-MB256T/WW)
Customer Rating
5
Great amount of space
on August 3, 2026
Posted by: Jojoworld
from Beloit Wisconsin
Expertise:Intermediate
[This review was collected as part of a promotion.] Very durable
Very reliable
Very fast
I love the capacity
Very reliable
Very fast
I love the capacity
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
2
Slow
on August 3, 2026
Posted by: ItsCourrttneyy
[This review was collected as part of a promotion.] It's not enough storage I used all my ip already and its slow
Response from Samsung USBy Samsung Brand Ambassador, August 3, 2026
ItsCourrttneyy,
Thank you for sharing your feedback with your 128GB T7 microSD card. Please know that the T7 microSD card is available up to 1TB.
This model features speeds up to 170MB/s Read, making it an excellent choice for 4K UHD video and broad compatibility across multiple applications.
To better diagnose your speed issue and to assist you, please contact Samsung Customer Support. You can reach us at:
1) Call: 1-800-SAMSUNG (ask for Storage Devices)
Available 9AM – 12AM EST (Mon-Fri)
2) Email: samsungmemorysupport@sea.samsung.com
3) LiveChat 9AM-9PM EST (Mon-Fri) -- https://www.livehelpnow.net/lhn/lcv.aspx?d=34834&ms=&zzwindow=0&lhnid=29783
Samsung stands behind the quality and performance of every T7 microSD card we manufacture with a limited 3-year manufacturer’s warranty when purchased brand-new, directly from an authorized dealer.
We hope to hear from you soon.
~ Samsung Pro
Thank you for sharing your feedback with your 128GB T7 microSD card. Please know that the T7 microSD card is available up to 1TB.
This model features speeds up to 170MB/s Read, making it an excellent choice for 4K UHD video and broad compatibility across multiple applications.
To better diagnose your speed issue and to assist you, please contact Samsung Customer Support. You can reach us at:
1) Call: 1-800-SAMSUNG (ask for Storage Devices)
Available 9AM – 12AM EST (Mon-Fri)
2) Email: samsungmemorysupport@sea.samsung.com
3) LiveChat 9AM-9PM EST (Mon-Fri) -- https://www.livehelpnow.net/lhn/lcv.aspx?d=34834&ms=&zzwindow=0&lhnid=29783
Samsung stands behind the quality and performance of every T7 microSD card we manufacture with a limited 3-year manufacturer’s warranty when purchased brand-new, directly from an authorized dealer.
We hope to hear from you soon.
~ Samsung Pro
Written by a customer while visiting Samsung US
Customer Rating
3
My go to!
on August 2, 2026
Posted by: PutInButt G
from Mexico NY
Expertise:Beginner
[This review was collected as part of a promotion.] Great. Reliable. Safe product. My go to. Don't have to worry about hardware failing. Nice a durable. The capacity is more than ill ever need. It's super fast and capatible for all my devices.
I would recommend this to a friend!
Features
3
Performance
3
Design
3
Value
3
Response from Samsung USBy Samsung Brand Ambassador, August 3, 2026
PutInButt G,
Thanks for sharing your thoughts. If there's anything we can do to improve your experience with the T7 microSD card, please reach Samsung Support at:
1) Call: 1-800-SAMSUNG (ask for Storage Devices)
Available 9AM – 12AM EST (Mon-Fri)
2) Email: samsungmemorysupport@sea.samsung.com
3) LiveChat 9AM-9PM EST (Mon-Fri) -- https://www.livehelpnow.net/lhn/lcv.aspx?d=34834&ms=&zzwindow=0&lhnid=29783
~Samsung Pro
Thanks for sharing your thoughts. If there's anything we can do to improve your experience with the T7 microSD card, please reach Samsung Support at:
1) Call: 1-800-SAMSUNG (ask for Storage Devices)
Available 9AM – 12AM EST (Mon-Fri)
2) Email: samsungmemorysupport@sea.samsung.com
3) LiveChat 9AM-9PM EST (Mon-Fri) -- https://www.livehelpnow.net/lhn/lcv.aspx?d=34834&ms=&zzwindow=0&lhnid=29783
~Samsung Pro
Written by a customer while visiting Samsung US
Customer Rating
5
Checks All the Boxes!
on August 2, 2026
Posted by: Hannah
[This review was collected as part of a promotion.] Capacity, compatibility, durability, reliability (never failed me), and speed are all superb! I recommend to all.
Written by a customer while visiting Samsung US
Customer Rating
5
Great capacity!
on August 1, 2026
Posted by: I Lopez
from Louisiana
Expertise:Beginner
[This review was collected as part of a promotion.] Really great capacity! If you need something with reliability this product is the best!
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US
Customer Rating
5
Worth the money.
on August 1, 2026
Posted by: CallMeKarma
from Atlanta, GA
Expertise:Intermediate
[This review was collected as part of a promotion.] I've been using this 1TB microSD card for a while now, and it has exceeded every expectation. Setup was as simple as popping it into my device, and it was recognized instantly with no issues.
The storage capacity is incredible. I finally have enough space for thousands of photos, videos, apps, and files without constantly deleting things to free up room. Transfer speeds have been fast and reliable, whether I'm moving large files or recording high-resolution video.
What impressed me most is how dependable it's been. No corrupted files, no random disconnects, and no performance drops. It's handled everything I've thrown at it without missing a beat.
If you're looking for a high-capacity microSD card that's fast, reliable, and well worth the money, this one is an easy recommendation. It's one of those purchases you don't think much about until you realize how much easier it makes life. Humans do have a remarkable talent for filling a terabyte with cat photos and screenshots they'll never look at again, but at least this card is ready for the challenge.
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
Great product for great price
on July 31, 2026
Posted by: Vall
[This review was collected as part of a promotion.] Pretty good for a memory fits everyone needs at reasonable price
Written by a customer while visiting Samsung US
Customer Rating
5
Awesome
on July 30, 2026
Posted by: Mack
from Florida
[This review was collected as part of a promotion.] compatible with everything I needed it to work with super fast
I would recommend this to a friend!
Features
5
Performance
5
Design
5
Value
5
Written by a customer while visiting Samsung US