48-Hour Flash SaleEnds Tuesday. Limited quantities. No rainchecks.Shop now

Skip to contentGo to Product SearchGo to Footer
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:
6529723
Highly rated by customers for:
Your price for this item is $304.99
Clearance
The comparable value price is $1,199.99

Customer reviews

Rating 4.8 out of 5 stars with 2642 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

Pros mentioned filter

Cons mentioned filter

97%would recommend to a friend

Customers are saying

Customers praise the Galaxy S23 Ultra 256GB (Unlocked) for its outstanding camera quality, overall performance, and battery life. Many appreciate the fast processor, screen size, and the inclusion of a stylus. Some customers mention concerns about the phone's weight, RAM, and connectivity issues.

This summary was generated by AI based on customer reviews.

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 84 Showing 1,661-1,680 of 2,642 reviews
  • Pros mentioned:
    Camera quality

    Great phone

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

    Great phone. The display looks good and the camera quality is great.

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Samsung

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

    Excelent phone samsung galaxy s23 the best good good

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

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Samsung

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

    My son likes the phone does qhat it need to good display for streaming.

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    iPhone shmiphone

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

    Love. this. phone. Camera is superb. Only wish it had a slot for added memory card.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Best phone

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

    Pretty much the best phone u can buy, at the moment

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    S23 ultra 5g

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

    Love the phone very much keep selling this product

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Phone

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

    I like that I am able to use the pen to take group photos.

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

    I would recommend this to a friend
  • Pros mentioned:
    Battery life

    Multi Tasking Beast

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

    This phone is incredible, and battery life is also excellent.

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

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Galaxy 23

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

    I like the camera, the video, everything. Is a good phone so I like that.

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

    No, I would not recommend this to a friend
  • Pros mentioned:
    Camera quality

    amazing

    |
    |
    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    very nice phone.take the photos was amazing.sounds great.

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

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Amazing

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

    Best phone!! Storage is great and the camera is breathtaking

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Best phone I ever used

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

    Best mobile I ever used, camera quality is very good, best phone to purchase

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    GREAT PHONE

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

    ¡Great phone! i loved it, always samsung. Guaranteed quality

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

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    I like sumsung so much

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

    So goooooooooooooooooooooooooooooooooooooooooooood

    No, I would not recommend this to a friend
  • Pros mentioned:
    Overall performance

    Great Samsung Phone

    |
    |
    Posted . Owned for 7 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Great Phone. I bought this phone in April and have no complains!

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Butts to Nuts

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

    Got this for that sweet 200mp camera. The picture on this is nuts.

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

    I would recommend this to a friend
  • Pros mentioned:
    Camera quality

    Really great phone

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

    Very fast, clear high definition screen, and the best camera out there.

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

    I would recommend this to a friend

  • Phone

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

    Good deal goodbye everyone should jump on the reviewing

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Samsung galaxy s23 ultra

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

    Best phone i have so far. Its an upgrade from my old Samsung galaxy a32 5g.

    I would recommend this to a friend
  • Pros mentioned:
    Overall performance

    Great phone

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

    Im so in love with this phone. It is very helpful with school stuff or business things

    I would recommend this to a friend
Page 84, Showing 1,661-1,680 of 2,642 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.