Cozycase S23 Ultra Waterproof Full-Body Case

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Product guide

Cozycase S23 Ultra Waterproof Full-Body Case

Cozycase’s S23 Ultra case combines a built-in screen protector, camera protection and a claimed waterproof full-body enclosure for the Samsung Galaxy S23 Ultra. It is aimed at buyers prioritising coverage over a bare-case feel, but customer feedback raises concerns about fingerprint access and inconsistent water resistance.

At a glance

Built-in screen and camera protectors provide coverage across the front and rear camera area.
The listing claims waterproofing and describes a double-seal design, but customer feedback on water resistance is mixed.
Manufacturer claims include support for wireless and wired charging and S Pen use.

Price

£19.54Save 22%

Reference price: ~~£24.99~~

Price checked: 12 Nov 2026

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Often bought together

Cozycase TOP Full Waterproof 360 Military Case for Samsung Galaxy S23 Ultra | With HD Screen Camera Protector, Heavy Duty Pro

Pros and cons

Pros

Integrated screen and camera protection avoids choosing separate protectors.
A wrist strap is listed among the package contents.
The listing describes access to charging and S Pen use while the case is fitted.

Cons

Customer feedback reports fingerprint unlocking can be problematic with the case fitted.
Customer comments differ on durability, fit and water resistance, so dependable performance in those areas is uncertain.

Technical specifications

10 specifications

Identity
Brand	Cozycase
Model	S23 Ultra (Noir)
Compatible phone	Samsung Galaxy S23 Ultra
Colour	Black

Display and video
Screen size	6.8 Inches

Dimensions and installation
Form factor	Basic Case
Weight listed	1 Ounces

Materials and protection
Water resistance listed	Waterproof
Material listed	Shock-Proof, Stain-Proof, Unbreakable: Built to Endure It All!, Thermoplastic Polyurethane
Finish	Matte

What to know before buying

Listing details to confirm

The listing calls the case waterproof and claims IP68 certification with submersion up to 6.6ft for 30 minutes, while customer feedback reports mixed water resistance and some water seepage. Check installation and sealing instructions and test as directed before exposure to water. The claimed drop protection and impact-test figures are manufacturer claims, not independently verified here.

What’s in the box

Included

Wrist strap
Case opening tool
Instructions
Screen

Who is it for?

A good fit for

Samsung Galaxy S23 Ultra owners seeking built-in screen and camera coverage.
Buyers who prefer a full-body case and want the listed wrist strap for carrying security.

Less suited to

Buyers who rely on consistent fingerprint unlocking, as feedback reports difficulties with the case fitted.
Anyone needing assured underwater protection or consistently verified durability, given mixed water-resistance and durability feedback.

Cozycase S23 Ultra Waterproof Full-Body Case · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 2,513 ratings

5 stars63%63%
4 stars12%12%
3 stars8%8%
2 stars5%5%
1 star12%12%

Customer feedback highlights protection, particularly against drops, as a reported strength. Experiences are mixed on durability, fit, value and water resistance, and some report the case breaking quickly or allowing water through. Fingerprint use is a specific concern despite the listing claiming support. For buyers drawn to its integrated screen and camera coverage, these reports make fit, unlocking and sealing important practical considerations rather than settled benefits.

Positive themes

Some customers report good protection, especially from drops, and say the case works for its intended purpose.

Negative themes

Some customers report that fingerprint functionality does not work properly with the case fitted.

Mixed feedback

Feedback differs on durability, with reports of both robust use and early breakage.
Customers disagree about fit and value for money.
Reports on water resistance are mixed, including both successful use and water seepage.

Frequently asked questions

Which phone does this Cozycase fit?

The listing identifies the Samsung Galaxy S23 Ultra. It does not claim compatibility with other models.

Does it have a built-in screen protector?

Yes. The listing describes integrated screen protection and built-in camera protection.

Can the case be used underwater?

The manufacturer claims waterproofing and underwater use, but customer feedback is mixed and includes reports of water seepage. Follow the installation and waterproof-test instructions, and do not rely on the claim without checking the case seal.

Will fingerprint unlocking work through the case?

The listing claims fingerprint-unlock support, but customer feedback reports fingerprint functionality problems with the case fitted.