Best Buy Tech Fest SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product Search
Main Content

Customer Ratings & Reviews

No content
  • Front. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 11. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 12. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 13. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 14. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 15. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 16. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 17. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 18. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 19. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 20. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 21. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 22. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 23. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 24. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 25. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 26. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 27. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 28. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Alt View 29. Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black.
  • Unboxing - Samsung Galaxy S23 Ultra & Book3 Pro 360 video 2 minutes 04 seconds
  • Unboxing - Samsung Galaxy S23 Ultra & Book3 Pro 360 video 2 minutes 00 seconds
  • Galaxy S23 Ultra Pen Phantom Black 3D Spin Video video 0 minutes 10 seconds
  • Galaxy S23 Ultra Phantom Black 3D Spin Video video 0 minutes 10 seconds
  • Galaxy S23 Series Premium Design Video video 0 minutes 27 seconds
  • Galaxy S23 Series Camera Feature Video video 0 minutes 32 seconds
  • Galaxy S23 Series Powerful Performance Video video 0 minutes 27 seconds
  • Galaxy S23 Ultra Gaming Video video 0 minutes 30 seconds

Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

Model:
SM-S918UZKAXAA
SKU:
11201636
$1,099.00

Customer reviews

Rating 4.8 out of 5 stars with 2643 reviews

Rating Filter

Rating by feature

  • Display Quality

    Rating 4.9 out of 5 stars

  • Camera

    Rating 4.9 out of 5 stars

  • Battery Life

    Rating 4.8 out of 5 stars

97%
would recommend
to a friend
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Page 62 Showing 1,221-1,240 of 2,643 reviews

  • 5g works good

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    This phone has been great. Had the s21 ultra before and it had issues. But this is definitely worth it

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Samsung s23 ultra

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The best phone, the camara, the screen, and the speed of the phone. I always wanted to have this phone. Better than iphone

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • s23 ultra

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excelnet smartphone, cheap, fast, with very good processing, I researched in several places and found the cheapest one at bestbuy

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Samsung Rocks

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    My fold 4 quit, so I needed another. This Samsung 23 Ultra works great. Easy to transfer from other devices, too.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Elevating My Smartphone Experience

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I recently upgraded to the Samsung Galaxy S23 Ultra in Phantom Black, and it has truly taken my smartphone experience to the next level.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Best phone in current era

    |
    |
    Posted . Owned for 4 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Its been 5 months and watching videos, playing games, photos everything is absolutely awesome.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Green

    I would recommend this to a friend

  • Great Experience

    |
    |
    Posted . Owned for 11 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great experience, great prices . Definitely gonna recommend to everyone

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Coolest phone in 2023

    |
    |
    Posted . Owned for 1 month when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    It is way good as it compare to all other android till now2023 for this price and brand.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Samsung 23

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love my new phone everything works great ! If you are looking for a Christmas gifts, this is your best option.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • The real ultra

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great phone. Still needs some updates though, having weird wifi connection issues sometimes. I love the pen, I love this phone

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Green

    I would recommend this to a friend

  • The Bestbuy is the better

    |
    |
    Posted . Owned for 1 year when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    The Best cellphone and the Best place for Buy is Bestbuy

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Smooth Transaction, love the purchase.

    |
    |
    Posted . Owned for 2 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Bought s23 ultra on a 200$ off. The transaction was smooth and i walked out in less than 5 minutes. Everything works well.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Lavender

    I would recommend this to a friend

  • Birthday gift

    |
    |
    Posted . Owned for 5 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I bought this phone for my boyfriend birthday and he loved it. He said it’s the best phone he ever had. ♥️ it has the best cámara ever.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Green

    I would recommend this to a friend

  • Samsung ultra 23

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I love the phone, my last 2 Samsung phones last me over 6years so i know i can rely on Samsung but cost is way to pricey

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Lavender

    I would recommend this to a friend

  • Galaxy23

    |
    |
    Posted . Owned for 8 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    I like to use this phone better than my iPhone, and now my wife wants galaxy 24

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Lavender

    I would recommend this to a friend

  • Great phone

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Good phone, good screen size. You just maybe don't use the stylus as much as you would think you do, but it's still a cool accessory

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Green

    I would recommend this to a friend

  • Great phone

    |
    |
    Posted . Owned for 9 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Excellent phone with amazing features. Would highly recommend

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Great Samsung android phone so far.

    |
    |
    Posted . Owned for less than 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great Samsung android phone so far. Cannot go wrong with that awesome camera. Highly recommended. S pen feature is great.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend

  • Fantastic Phone

    |
    |
    Posted . Owned for 1 week when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Well built, great software (finally) and a beast of a device. Highly recommend to anyone who is tech savvy, gamer, or wants the best pictures possible.

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Lavender

    I would recommend this to a friend

  • Great phone

    |
    |
    Posted . Owned for 3 weeks when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Love the phone talk to text is whackier but thats all thats wrong pictures are amazing ease of use and special feautures

    This review is from Samsung - Galaxy S23 Ultra 256GB (Unlocked) - Phantom Black

    I would recommend this to a friend
Page 62, Showing 1,221-1,240 of 2,643 reviews
Sign in or Create Account

Get the latest deals and more.

Best Buy appLearn more
Share on YouTubeShare on InstagramShare on TikTokShare on FacebookShare on PinterestShare on X
Best Buy Canada
AccessibilityTerms & ConditionsPrivacyInterest-Based AdsState Privacy RightsHealth Data PrivacyDo Not Sell/Share My Personal InformationLimit Use of My Sensitive Personal InformationTargeted Advertising Opt OutCA Supply Chain Transparency Act
In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.