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10 Best galaxy s21 ultra cases of 2025
Save up to 28% off
Best Choice1
OtterBoxOtterBox for Samsung Galaxy S21 Ultra 5G, Superior Rugged Protective Case, Defender Series, Black
Key specs-
compatible devices:Samsung Galaxy S21 ULTRA 5G
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form factor:Basic Case
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additional features:Belt Clip
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product dimensions:8.5 x 4.5 x 1.5 inches
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color:black
9.8Exceptional
Our Rating
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Value for Money2
OtterBoxOtterBox Galaxy S21 Ultra 5G (Only) - Defender Series Screenless Edition Case - Blue Suede Shoes - Holster Clip Included - Non-Retail Packaging
Key specs-
compatible devices:Galaxy S21 Ultra 5G
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form factor:Basic Case
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additional features:slimmer design, screenless design with flawless touch response, holster with kickstand functionality
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product dimensions:7 x 4 x 2 inches
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color:Blue Suede Shoes
9.6Exceptional
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3
OtterBoxOtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY - Does NOT FIT Non-Plus or Plus Sizes) - Black
Key specs-
compatible devices:Galaxy S21 Ultra 5G
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form factor:Thin profile
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additional features:Limited lifetime warranty
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product dimensions:N/A
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color:N/A
9.5Excellent
Our Rating
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4
TeayohaTeayoha for Samsung Galaxy S21 Ultra Case,[Compatible with Magsafe] [Military Grade Drop Tested] Shockproof Magnetic Tough Rugged Protective Phone Case -6.8 inch (Black)
9.2Excellent
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5
MXXMXX Case Compatible with Galaxy S21 Ultra Case, 3-Layer Super Full Heavy Duty Body Bumper Cover/Shock Protection/Dust Proof, Designed for Samsung Galaxy S21 Ultra 5G 6.8 Inch 2021 (Black)
9.0Excellent
Our Rating
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6
CraveCrave Dual Guard for Galaxy S21 Ultra Case, Shockproof Protection Dual Layer Case for Samsung Galaxy S21 Ultra, S21 Ultra 5G (6.8 inch) - Forest Green
8.9Very Good
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7
FNDMILFNDMIL for Samsung Galaxy S21 Ultra Case with MagSafe [Adjustable Kickstand] [Charge While Standing] [Military Shockproof] Translucent Matte Soft Silicone Bumper for S21 Ultra Phone Case Slim, Black
8.8Very Good
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8
TORRASTORRAS Shockproof Compatible for Samsung Galaxy S21 Ultra Case, [Military Grade Drop Tested] S21 Ultra Case, Translucent Matte Hard Back with Soft Edge Slim Thin Galaxy S21 Ultra Case, Matte Black
Key specs-
compatible devices:Galaxy S21 Ultra 5G
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form factor:Thin case
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additional features:Responsive buttons
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product dimensions:0.04 x 0.04 x 0.04 inches
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color:Dark grey
8.6Very Good
Our Rating
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9
HOOMILHOOMIL Case for Samsung Galaxy S21 Ultra (ONLY 6.8-Inch), Non-Yellowing, Drop Protection, Anti-Scratch Transparent Hard Back Phone Cover - Crystal Clear
28% Off8.4Good
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10
RayboenRayboen for Samsung Galaxy S21 Ultra Case, Translucent Frosted Skin Feel Anti-Scratch Hard PC Back Soft Silicone Edge, Slim Fit Shockproof Protective Phone Cover for Samsung S21 Ultra, Matte Purple
Key specs-
compatible devices:Samsung Galaxy S21 Ultra
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form factor:Basic Case
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additional features:Metallic Side Buttons
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product dimensions:6.65 x 3.15 x 0.55 inches
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color:Matte Purple
8.3Good
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