These are the best Galaxy S21 Ultra thin cases in Summer 2021: Spigen, OtterBox, UAG, and more!
Not everyone likes bulky smartphone cases, which is why there are so many slim cases on the market. If you’ve purchased Samsung’s flagship Galaxy S21 Ultra, you’re probably on the hunt for a case for your shiny new smartphone. It’s a beautiful expensive phone, and you’ll want to protect it in some way, even if you don’t want to completely plaster over its design. To help you out, we’ve compiled some of the best thin cases for the Samsung Galaxy S21 Ultra that you can buy right now.
- This is Samsung's official clear case, and it's one of the most barebones you can get.
- While you’re in the market for a slim case, this rugged case from SUPCASE is worth exploring as it offers full body protection. There's a kickstand as well.
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- Looking to buy an S-Pen and a case to store it? If so, this official case brings both to you. The case is made of silicone and feels great in hand.
- This is Samsung's official clear protective case, providing slightly more protection.
- This is Samsung's official clear standing case - great for watching videos with your phone propped up!
- If you want some rugged protection in a slim form factor, this UAG Civilian Case does both for you. It meets military-grade drop-test standards, and is super thin.
- The Spigen Liquid Air case is slim and lightweight. Moreover, it comes with the company’s anti-shock protection for military-grade protection.
- If you want to add some shine to your Galaxy S21 Ultra, this case can help. It sports a gradient splash of iridescent glitter foil that will make your phone stand out.
- This is a clear case from ESR that'll protect your smartphone from everyday bumps.
- Spigen is one of the best-known brands in cases, and this is the perfect thin fit for your smartphone.
- The Ringke Air case is incredibly thin and light, and is designed to add as little bulk and weight as possible.
- Another from Ringke, this comes with a Frosted Matte finish, giving a unique design to your phone.
- OtterBox is known for its sturdy cases but most of them are bulky. Fortunately, that's not the case with the Symmetry Clear Series. It's super slim and still provides OtterBox’s signature solid protection.
- Want something that'll protect your camera while not adding too much bulk? This case might do the trick.
- Tough but flexible, this particular case is slightly thicker than the rest. It's still on the thin side, though.
These are some of the best slim cases for the Samsung Galaxy S21 Ultra. All of them will provide some level of protection for your new smartphone, without adding a lot of bulk. Some of them will let you show off the Galaxy S21 Ultra’s beautiful design, while others will put a unique spin on it or add some rugged protection. Whatever you may want, there’s a case for everyone. Spigen and Otterbox are two of the best names in the business, while Nillkin, Ringke, and UAG also make some great quality cases.
Which case are you planning to get for your phone? Let us know in the comments section.
- The Samsung Galaxy S21 Ultra is the ultimate overkill in the new 2021 flagship series, packing in a flagship SoC, a premium build, a great display, and an amazing camera setup, as well as all the extras expected on a premium flagship.

















