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 82 Showing 1,621-1,640 of 2,643 reviews

  • Galaxy S23

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

    This is the best performing phone i have ever used.

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

    I would recommend this to a friend

  • Samsung S23ultra

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

    Samsung product is amazing and i can say its worth the money

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

    I would recommend this to a friend

  • S 23 THANK YOU

    |
    |
    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Best phone ever the S 23 survive with you not only be with you

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

    I would recommend this to a friend

  • Sauc13Esa

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

    Absolutely love love love this phone.. better in person fr! Thanks bestbuy this item is perfect.

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

    I would recommend this to a friend

  • Best phone in the market

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

    I bean on iPhone user for over 15 years, thanks to this phone I’m swapping to Samsung

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

    I would recommend this to a friend

  • Super battery

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

    This perfect android phone battery is super longer time working

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

    I would recommend this to a friend

  • Great Phone

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

    Great phone Camara takes great photos and Internet is fast

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

    I would recommend this to a friend

  • Excellent

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

    Best mobile in the market. Samsung did a really great job on their new flagship model.

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

    I would recommend this to a friend

  • Wonderful Top notch

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

    It's a great cellphone. Since it's Samsung Galaxy's top notch, its performace is work8ng well

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

    I would recommend this to a friend

  • A Must Have!

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

    A great phone! I absolutely love all the features on this device.

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

    Great quality! Wonderful screen and features. The camera on this phone is amazing!!

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

    I would recommend this to a friend

  • Great phone

    |
    |
    Posted . Owned for 6 months when reviewed.
    This reviewer received promo considerations or sweepstakes entry for writing a review.

    Nice features. I love the size of this phone and the camera is great.

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

    I would recommend this to a friend

  • Nice phone

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

    I love my new phone, it is working perfectly. No complaints.

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

    I would recommend this to a friend

  • Galaxy S23 great

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

    I have had the phone for 3 months now and im loving it, good performance and reliable

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

    I would recommend this to a friend

  • Great

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

    I really love and enjoy this phone the best decition ever

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

    I would recommend this to a friend

  • Nice phone for the cost

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

    Phone works great but i find that the pen isnt very useful.

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

    I would recommend this to a friend

  • Excellent

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

    Nice cellphone nice look fast application picture and sounds are good

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

    I would recommend this to a friend

  • Best

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

    Great product best cell in market, highly recommend

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

    I would recommend this to a friend

  • S23ultra

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

    excellent smartphone great camera, the images are very good with a lot of good definition

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

    I would recommend this to a friend

  • business owner

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

    i like this phone very much its really work well thanh you

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

    I would recommend this to a friend
Page 82, Showing 1,621-1,640 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.