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Samsung S21 Phone Case

Samsung's Galaxy phones are some of the most popular on the market, and with good reason. They're sleek, powerful, and packed with features that make them a great choice for both business and personal use. But as any other device, they can be damaged by everyday use. A case will help protect your phone from scratches, dents, and ocassional drops. Browse the top-ranked list of Samsung S21 phone cases below along with associated reviews and opinions.

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  1. Samsung - Galaxy S21 Plus (G996) Kvadrat Fabric Cover I Color: - Violet

    SKU: BGTKWT6Q33

    Product Description

    A violet fabric cover with aluminum buttons and microfiber lining offers elegant protection for your smartphone.
    See all Samsung Galaxy Cases
    Your price for this item is $39.99

  2. Samsung - Clear Protective Cover Case for Galaxy S21+ - Black

    SKU: J3ZYGC4RP6

    Product Description

    A clear, easy-to-hold TPU case with black accents that protects your Galaxy S21+ while showcasing its design.
    See all Samsung Galaxy Cases
    Your price for this item is $39.99

  3. Keyscaper - Marvel Grid Folio Phone Case - Samsung Galaxy S21 - Avengers

    SKU: JJG9W7V3RY

    Product Description

    A black faux leather folio case with Avengers design, card slots, cash pocket, and kickstand feature.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99

  4. Keyscaper - Marvel Grid Folio Phone Case - Samsung Galaxy S21 - Deadpool

    SKU: JJG9W7FF28

    Product Description

    A red faux leather folio case with card slots, cash pocket, and kickstand, featuring a Marvel design.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99

  5. Keyscaper - Marvel Badge Folio Phone Case - Samsung Galaxy S21 - Daredevil

    SKU: JJGRTFRH9S

    Product Description

    A red faux leather folio case with card slots, cash pocket, kickstand, and Daredevil design.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99

  6. Entronix - Heavy Duty Bundle for Samsung Galaxy S21 - Case and 2 Clear Screen Protectors - Black

    SKU: JXHRGH3V4G

    Product Description

    A black heavy-duty bundle featuring a rugged case and two clear screen protectors for reliable protection.
    See all Samsung Galaxy Cases
    Your price for this item is $14.95
    Save $14
    The previous price was $29.10

  7. Keyscaper - Logo Folio Phone Case - Samsung Galaxy S21 Plus - Marvel

    SKU: JJGRTFYJX7

    Product Description

    A black faux leather folio case with Marvel design, card slots, cash pocket, and kickstand feature.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99

  8. Keyscaper - Logo Folio Phone Case - Samsung Galaxy S21 - Marvel

    SKU: JJGRTFYJY5

    Product Description

    A Marvel-themed faux leather folio case with card slots, cash pocket, and kickstand for Galaxy S21.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99

  9. Samsung - Galaxy S21 Ultra Standing Cover I Color: - Clear

    SKU: J3ZYGCFXLR

    Product Description

    A clear TPU bumper case with a built-in kickstand offers protection and hands-free viewing for your device.
    See all Samsung Galaxy Cases
    Your price for this item is $19.99

  10. Keyscaper - Marvel Sigil Folio Phone Case - Samsung Galaxy S21 - Venom

    SKU: JJGRT5KHC2

    Product Description

    A black faux leather folio case with card slots, cash pocket, kickstand, and Venom design.
    See all Samsung Galaxy Cases
    Your price for this item is $54.99
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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.