10 Best S3 Cases of 2025

Tested and Reviewed: Top 10 S3 Cases deals with expert ratings from 8.1 to a perfect 10

July 2025 Edition

Editor's Choice

9.7

Zalman

Zalman - S3 - ATX Mid-Tower PC Case - Full Acrylic Side Panel - 3x Case Fan 120mm Pre-Installed, Black

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Editor's bottom line:

“This s3 cases is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Luxurious Hairline Front Panel Design & Dual Intake Design with Metal Finish
Full Acrylic windowed side-panel applied
Dual line front ventilation with metallic Decoration
Top & Bottom Dust Filter (smooth Air Circulation & Protect the case from dust)
Zalman's Optimized Cooling Solution (up to 8 fans can be installed)
Convenient Interface (USB 3.0, 2.0, Reset Button)
Front Radiator Max 120mm (VGA Card Max 330mm)

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Picked by 330 people today

9.5

S3 Case Company

S3 Cases T3500 Waterproof Dry Box Protective Case Mil Spec/USA Made/IP67 Waterproof/Proof - for Phones, Wallets, Keys, Knives, Boating, Camping & Watersports Case Size 7.88" x 3.9" x 3.53" (Black)

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Main Highlights

EDC Dry Box and Protective Hard Case - S3 Cases T3500 Cases are designed to be impact resistant, crushproof, waterproof and rust proof, all while being IP67 Waterproof. Ready to travel with you, the S3 Cases T3500 Case is designed to organize gear wherever you go. Fits (four) Iphone 6, 7, 7+, 8, 8+, X, XR, XS, XS Max, SE, 11, 11 Pro, 11 Pro Max, 12, 12 Pro, 12 Pro Max, 13, 13 Pro, 13 Pro Max, 14, 14 Pro, 14 Pro Max, 14+, and 15, 15+.
Foam Liner - inside each case is a custom foam liner providing cushion for any gear you put inside. Protecting all of your valuables, phone, keys, wallet, headphones, watches, jewelry, cameras and cash, you wont find a case that has more everyday purpose.
Waterproof - Rated IP67 Waterproof, each case is rated at 80 feet for 30 minutes of diving while keeping components inside completely dry. This case will take a beating without breaking, is boyant and will float, it's designed for your outdoor journey!
USA Made - Made in Wyoming, these cases are manufactured in the heart of America; our cases are manufactured with the highest level of quality control and craftsmanship.
Dims are (internal): "7.88" x 3.90" x 3.53" inches

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9.5

S3 Case Company

S3 Cases T2000 Waterproof Protective Case Mil Spec/USA Made / IP67 Waterproof/Lockable/Airtight/Smell Proof Case Size 6.47" x 4.13" x 1.64" Blue

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Main Highlights

EDC Dry Box and Protective Hard Case - S3 Cases T3000 Cases are designed to protect EDC sized valuables. Impact-resistant, crushproof, dust proof, rust proof, IP67 Waterproof, these cases are designed to organize your gear wherever you go. Fits (two) Iphone 6, 7, 7+, 8, 8+, X, XR, XS, XS Max, SE, 11, 11 Pro, 11 Pro Max, 12, 12 Pro, 12 Pro Max, 13, 13 Pro, 13 Pro Max, 14, 14 Pro, 14 Pro Max, 14+, and 15, 15+.
Foam Liner - inside each case is a custom foam liner providing cushion for any gear you put inside. Protecting all of your valuables, phone, keys, wallet, headphones, watches, jewelry and cash, you wont find a case that has more everyday purpose.
Waterproof - Rated IP67 Waterproof, each case is rated at 80 feet for 30 minutes of diving while keeping components inside completely dry. This case will take a beating without breaking, is boyant and will float, it's designed for your outdoor journey!
USA Made - Made in Wyoming, these cases are manufactured in the heart of America; our cases are manufactured with the highest level of quality control and craftsmanship.
Dims are (internal): "7.88" x 3.90" x 1.42" inches

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9.2

S3 Case Company

S3 Cases T2000 Waterproof Protective Case Mil Spec/USA Made / IP67 Waterproof/Lockable/Airtight/Smell Proof Case Size 6.47" x 4.13" x 1.64" (Black)

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Main Highlights

Made for Small Valuables - micro hard-sided case designed to protect pocket sized EDC valuables while minimizing the space it occupies; airtight and waterproof. Fits (one) Iphone 6, 7, 7+, 8, 8+, X, XR, XS (not XS MAX), SE, 11, 11 Pro, (not 11 Pro MAX), 12, 12 Pro, (not 12 PRO MAX), 13, 13 Pro, (not 13 Pro Max), 14, 14 Pro, (not 14 PLUS & PRO MAX), 15, (not 15 PLUS), keys, wallets, credit cards, jewelry, cash, watches, SD/memory cards, lighters, headphones, small electronics & more.
Foam Liner - inside each case is a custom foam liner providing cushion for any gear you put inside.
Waterproof - Rated IP67 Waterproof, each case is rated at 80 feet for 30 minutes of diving while keeping components inside completely dry.
USA Made - Made in Wyoming, these cases are manufactured in the heart of America; our cases are manufactured with the highest level of quality control and craftsmanship.

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9.0

S3

S3 Hard Case with Foam Liner for Universal - Non-Retail Packaging - Yellow

Main Highlights

Made in the USA!
High Compact ABS plastic
#316 stainless Steel pins
Foam lined 1/8 2A volara
Nylon cord

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8.8

Fintie

Fintie Slim Shell Case for Samsung Galaxy Tab S3 9.7, Super Slim Lightweight Stand Case with S Pen Protective Holder Auto Sleep/Wake for Tab S3 9.7 (SM-T820/T825/T827) 2017 Release, Black

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Main Highlights

It is compatible with Samsung Galaxy Tab S3 9.7 Inch w/ S Pen (SM-T820 / T825 / T827) Android Tablet 2017 release. It will not be compatible with any other model device.
Designed with a smart holder for S Pen Stylus. The S Pen Nib Cover can fully protect your S Pen Nib from any damage. Package NOT including S Pen Stylus.
Compact lightweight hardback with premium quality PU leather front cover. Soft scratch-free microfiber interior adds comfort and an additional layer of protection.
Magnetic closure. Easy clip-on application and accessible to all features and controls smoothly. This is a one piece case, the front and back does not separate.
Cover has flip capability to transform the case into a viewing stand and keyboard stand.

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8.6

Fintie

Fintie Folio Case for Samsung Galaxy Tab S3 9.7, [Corner Protection] Premium PU Leather Stand Cover with S Pen Protective Holder Auto Sleep/Wake for Tab S3 9.7 (SM-T820/T825/T827), Blossom

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Main Highlights

The case is compatible with Samsung Galaxy Tab S3 9.7 SM-T820/T825/T827 Tablet. It will not work for any other model device.
Premium synthetic leather with soft non-scratch microfiber interior. Prevent from finger prints, dirt, and scratches.
Cover has flip capability to transform the case into a horizontal viewing stand. Open interior pocket for easy insertion of your device.
Designed with a smart holder for S Pen Stylus. The S Pen Nib Cover can fully protect your S Pen Nib from any damage. Package NOT including S Pen Stylus.
Features with corner protection, protects back, edges and corners of tablet from scratches and bumps. Available in a variety of bright and fun colors

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8.3

Save 14%

RYKQ

for Cricket Debut S3 Case, with Tempered Glass Screen Protector Heavy Duty Protection Technology Built-in Kickstand Rugged Shockproof Protective Phone Case for Cricket Debut S3,(Black)

14% OffFree Shipping

Main Highlights

Compatible WithSpecially designed for Cricket Debut S3 case. Also come with 1pcs tempered glass screen protectors.
Rugged yet Sleek Design with Built-in KickstandUnibody concept and One Piece Design unites the premium quality polycarbonate outer layer with an enhanced Thermoplastic. Provide some of the best protection on the market while retaining a slim and sleek design. Built-in kickstand sets your hands free while you watch YouTube and more.
Perfect Protection Unique edge TPU is combined with the built-in PC to protect your phone from drops, scratches, and bumps. Military-Grade Protection with Air-Cushion Technology for all corners, and all-around protection for your device with a slim design.
Precise CutoutAll buttons and interface user-friendly design to avoid frequent disassembly. And the case perfect cutouts for speakers, camera and charging hole allow you to easy access to all features and convenient for charging your phone without take off the case.
What You Get Our products come with 30 days warranty. If you have any questions or anything you feel unsatisfied, please feel free to contact us by E-mail. we will happy to solve for you within 12 hours.

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8.1

Save 20%

Mocotto

Mocotto for Cricket Debut S3 Phone Case/AT&T Vista 2 Case with Tempered Glass Screen Protector,Military Grade Heavy Duty Shockproof Protective Cover,with Ring Kickstand (Cricket Debut S3, Red)

20% OffFree Shipping

Main Highlights

Compatible WithThis case is specially designed for Cricket Debut S3 (U572AC), AT&T Vista 2 (2024 U572AA) (6.6 inches, Released 2024).
Built-in 9H Glass Screen ProtectorMerchandise Comes with tempered glass screen protectors. Protect your phone screen from scratches and bumps. Effectively reduces fingerprints and smudges, maintains original responsiveness, ultra-clear.
Dual Layer ProtectionComposed of a front hard pc bumper and soft rubber silicone back cover, We provide extra protection for both by raising, the edges around the screen and camera, to avoid everyday scratches, and provide greater shock resistan.
Built in Metal KickstandIt provides multiple adjustable angles to watch videos, freeing your hands. You can also pass your finger through the ring to prevent it from falling off. the built-in metal sheet can be directly stably attached to the magnetic car phone mount.
Anti-Slip DesignAnti-slip grooves on the sides and back enhance grip and prevent accidental drops of your smartphone.

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Best Value

8.1

Save 21%

RTYJZ

RTYJZ for Cricket Debut S3 Case with 2 Pack Tempered Glass Screen Protector Shockproof Soft Silicone Protective Phone Cover Case for Cricket Debut S3, Black

21% OffFree Shipping

Main Highlights

CompatibleEspecially designed for Cricket Debut S3. Come with 2 pack tempered glass screen protector.
Precise Cut Outs Precisely engineered to fit your phone perfectly. Unique design allows easy access to all buttons, controls and ports without having to remove the case. Slim fit design makes you can easily slide in and out of pockets, let your phone more fashion and safe.
High-quality Silicone Material The for Cricket Debut S3 case is made of silicone material, anti-fingerprint, and easy to clean. The ergonomic for Cricket Debut S3 case brings an amazing user experience and reduces hand fatigue when using the phone for a long time.
Special Design for Camera The camera lens does not protrude out of the back of the for Cricket Debut S3 rubber case, So you don't have to worry about laying the phone on the camera glass and scratching it. The opening is also slightly concave, the camera doesn't pick up on the edge.
After-Sales Service Our customer service online provides you with 12-hour professional after-sales service. If you have any questions or any dissatisfaction, please feel free to contact us.

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Our Best Overall Choice

Best Choice

9.7

Zalman

Zalman - S3 - ATX Mid-Tower PC Case - Full Acrylic Side Panel - 3x Case Fan 120mm Pre-Installed, Black

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Luxurious Hairline Front Panel Design & Dual Intake Design with Metal Finish
Full Acrylic windowed side-panel applied
Dual line front ventilation with metallic Decoration
Top & Bottom Dust Filter (smooth Air Circulation & Protect the case from dust)
Zalman's Optimized Cooling Solution (up to 8 fans can be installed)
Convenient Interface (USB 3.0, 2.0, Reset Button)
Front Radiator Max 120mm (VGA Card Max 330mm)

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