Customer reviews from Samsung US
Samsung - Galaxy S21 Ultra 5G 512GB (Unlocked)
Average customer rating
4.8 out of 5
4.8
(5,005 Reviews)
Open Ratings Snapshot
Rating breakdown 5,005 reviews
5 Stars
4,181
4 Stars
624
3 Stars
103
2 Stars
45
1 Star
52
97%of customers recommend this product. 
(
4,663 out of 4,823
)
Best Buy Privacy Policy
Customer Reviews for Samsung - Galaxy S21 Ultra 5G 512GB (Unlocked)
Customer Rating
4 out of 5
4
Overall pretty solid
on June 30, 2021
Posted by: Ngoh10
Expertise:Expert
Went from a OnePlus 8 Pro to the S21 ultra, overall I'm happy with the performance and screen. The battery life was a little worse than I expected but overall still very good. It has a weird quirk where when the phone is "moving" basically while you're walking, it will try to keep the cameras from moving so you don't hear it rattle. This in turn causes the battery to drain. If this was fixed then I'd be extremely happy.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
4 out of 5
4
Value
3 out of 5
3
Response from Samsung USBy ^ElizabethSamsung CaresJuly 9, 2021
Hello Ngoh10, thanks for the feedback! I hear what you're saying. Please contact us via one of the following options:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
^Elizabeth
Written by a customer while visiting Samsung US
Customer Rating
5 out of 5
5
Truly Ultra.
on September 30, 2021
Posted by: Moonraid
from Salt Lake City, UT
Expertise:Expert
[This review was collected as part of a promotion.] I've had this phone since February 2021, and I upgraded from a Pixel 3a. The jump was incredibly significant. What stood out to me was this gorgeous screen. Since we spend so much time looking at our phones, why not have a great quality screen. The 120Hz made it a true game changer for me as well, I'll never go back to a 60hz phone ever again. Other aspects of the phone also wow'd me and made me appreciate Samsung's flagship this year. One UI is a pretty smooth experience, and I'm sure some polishing of the animations will just continue to improve the experience. It's battery has made me pretty happy as well, I have yet to charge it in the middle of the day, I usually end the day at 11pm with about 40% battery. The cameras are fine, what you expect from a high end phone, but I know the software can still make this a better camera to compete with a Pixel. I now have this paired with my buds+ and active 2! A wonderful little interaction within their devices. I think I'll continue to purchase the flagship when possible, unless they keep taking away features.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
5 out of 5
5
Value
4 out of 5
4
Written by a customer while visiting Samsung US
Customer Rating
5 out of 5
5
S21 ultra
on September 8, 2021
Posted by: Illusion
from Baltimore maryland
Expertise:Expert
[This review was collected as part of a promotion.] I love it. Other than the fold I wouldn't get any other phone. I used apple products, Iphone 3g up until iPhone 11. Decided to try this phone and love it
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
4 out of 5
4
Value
3 out of 5
3
Written by a customer while visiting Samsung US
Customer Rating
1 out of 5
1
No expandable storage
on December 12, 2021
Posted by: Omgshiney
from USA
Expertise:Expert
Went to upgrade from my s10 ended up returning the phone sameday due to lack of expandable storage.
No, I would not recommend this to a friend.
Features
1 out of 5
1
Performance
5 out of 5
5
Design
3 out of 5
3
Value
1 out of 5
1
Written by a customer while visiting Samsung US
Customer Rating
5 out of 5
5
I'm in LOVE
on June 21, 2021
Posted by: Amy2423
from Southern Missouri
Expertise:Expert
[This review was collected as part of a promotion.] I was an avid HTC person. I have had my 11 for years. It was starting to get hot so I knew the time had come. I was skeptical because of the bloat wear and how excessive it used to be. They have cut back a ton. The camera is to die for. Smooth operations, great battery, amazing graphics.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
5 out of 5
5
Value
5 out of 5
5
Written by a customer while visiting Samsung US
Customer Rating
4 out of 5
4
Best Smartphone on the Market... Battery life :/
on June 26, 2021
Posted by: The Real Admin
from Arizona
Expertise:Expert
[This review was collected as part of a promotion.] I preorederd this phone after owning the Galaxy Note 20 Ultra for only a few months. This phone beats that phone in most areas. The zoomed photos are better, the ergonomics are better, phone feels great in the hand without a case, less slippery than the other phone, and battery life is a tiny bit better. Of course since this isn't a note it doesn't have the S pen slot, but the case is not too bad. I have to take away 2 stars because I wish the buttons were on the left like they used to be. Now it is a bit awkward to grab the stylus from the left side of the phone, since I am right handed.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
5 out of 5
5
Value
4 out of 5
4
Written by a customer while visiting Samsung US
Customer Rating
5 out of 5
5
One Great Phone
on June 30, 2021
Posted by: Seb471
from Los Angeles, CA
Expertise:Intermediate
[This review was collected as part of a promotion.] I upgraded from a Samsung Galaxy S10 to this and I love it. The screen is bigger and the phone is faster. It has a great battery life and options to help you save battery. The camera is great, you can film in 4k, even 8k.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
5 out of 5
5
Value
5 out of 5
5
Written by a customer while visiting Samsung US
Customer Rating
5 out of 5
5
Best phone ever.!
on July 5, 2021
Posted by: Anonymous
from Michigan
Expertise:Beginner
I downgraded from the s21 ultra to the s21 to just see what the difference is.. and there is so much. The screen is not technically mich bigger but when you compare in real time, the ultra is the one especially for my fellow texters. The ultra also had a magnificent camera. I didn't think the specs were much different then the s21, but then when using the 2 it just feels life there is so many better features within the ultra compared to the s21. And the s pen is the greatest ideas of all. I don't like the screen on the notes but I do like the pens so this is by far the best phone I have ever held yet.
I would recommend this to a friend!
Features
5 out of 5
5
Performance
5 out of 5
5
Design
4 out of 5
4
Value
4 out of 5
4
Response from Samsung USBy ^ElizabethSamsung CaresJuly 8, 2021
Hello Jonafukknjo, thank you for the detailed feedback! We value you as a loyal Samsung customer. ^Elizabeth
Written by a customer while visiting Samsung US
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