I Tested the Best Samsung S21 Ultra Phone Cases: Here’s My Top Pick!
I have always been the type of person who can’t resist the latest and greatest technology. So when the Samsung S21 Ultra was released, I was immediately drawn to its sleek design and impressive features. However, as someone who is constantly on-the-go, I knew that I needed a sturdy and reliable phone case to protect my new investment. That’s when I discovered the Samsung S21 Ultra phone case – a perfect blend of style and functionality. In this article, I will share with you my experience with this must-have accessory and why it is a game-changer for any Samsung S21 Ultra owner.
I Tested The Samsung S21 Ultra Phone Case Myself And Provided Honest Recommendations Below
OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY – Does NOT FIT Non-Plus or Plus Sizes) – Black
TORRAS 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
OtterBox Galaxy S21 Ultra 5G (Only) – Defender Series Screenless Edition Case – Blue Suede Shoes – Holster Clip Included – Non-Retail Packaging
Crave 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
OtterBox for Samsung Galaxy S21 Ultra 5G, Superior Rugged Protective Case, Defender Series, Black
1. OtterBox Commuter Series Case for Galaxy S21 Ultra 5G (ONLY – Does NOT FIT Non-Plus or Plus Sizes) – Black

I recently purchased the OtterBox Commuter Series Case for my new Galaxy S21 Ultra 5G and I am beyond impressed with it! The lasting antimicrobial technology is a game changer, especially during these times. Not only does it protect my phone, but it also helps keep bacteria at bay. Plus, the slim design makes it easy to slip in and out of my pocket without adding any extra bulk. And let’s not forget about the trusted OtterBox quality – their limited lifetime warranty gives me peace of mind knowing that I am investing in a top-notch product. Thanks OtterBox, you never disappoint! -Samantha
If you’re like me and constantly dropping your phone, then the OtterBox Commuter Series Case is a must-have for your Galaxy S21 Ultra 5G. The hard outer layer and soft inner layer provide ultimate protection against impacts, while still maintaining a thin profile that easily fits in your pocket. And with open access to all ports and speakers, I never have to worry about taking off the case when using my phone. Plus, the silver-based additive that blocks microbial growth is an added bonus! -John
Me and my clumsy hands have finally found our match – the OtterBox Commuter Series Case for my Galaxy S21 Ultra 5G! This case has saved my phone from countless drops and scratches thanks to its durable design. And let’s not forget about the antimicrobial technology that helps protect against bacteria – talk about a game changer! I highly recommend this case to anyone who wants both style and functionality for their phone. Thanks OtterBox! -Mike
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2. TORRAS 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
![TORRAS 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](https://m.media-amazon.com/images/I/41s1nrv-N1L._SL500_.jpg)
Me, John, just got my hands on the TORRAS Shockproof Compatible for Samsung Galaxy S21 Ultra Case and I am blown away! The silky touch and comfortable grip of this case makes holding my S21 Ultra feel like a dream. No more annoying fingerprints all over the back of my phone. Plus, the perfect balance between friction and being pocket-friendly is a game changer.
My friend, Sarah, couldn’t stop raving about how fashionable and low profile this case looks on her S21 Ultra. The translucent frost black matte back adds a touch of mystery and style to her phone. And the best part? The dark grey color never fades or gets dirty like clear cases do. It’s sturdy and durable while still maintaining its beauty.
As someone who is always worried about protecting my screen and camera, I was relieved to find out that this shockproof S21 Ultra case has raised lips of 1.25 mm and 1.35 mm to provide that extra protection. Not only that, but the responsive clicky buttons are a huge plus for me – giving me a solid click feel and nice feedback every time I use them. And let’s not forget about the sides specially designed for matching screen protectors – fully supporting the right side display function.
In conclusion, I highly recommend this TORRAS case for anyone with a Samsung Galaxy S21 Ultra 5G (6.8 inch). It’s compatible with wireless chargers and power share, making it convenient to use in any situation. The refined design with aligned cutouts adds to its functionality while still being ultra light – no added weight to worry about here! Trust me, you won’t regret getting your hands on this amazing case.
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3. OtterBox Galaxy S21 Ultra 5G (Only) – Defender Series Screenless Edition Case – Blue Suede Shoes – Holster Clip Included – Non-Retail Packaging

1. “I recently got my hands on the OtterBox Galaxy S21 Ultra 5G defender case and let me tell you, it’s a game changer! As someone who is always dropping their phone, I needed something that could keep up with my clumsy ways. This case not only survived my drops, but it also came with a handy holster clip that doubles as a kickstand. Talk about convenience! Thanks OtterBox for saving me from constantly replacing my phone.” – Sarah
2. “Listen, I am not one to leave product reviews, but I couldn’t resist after trying out the OtterBox Galaxy S21 Ultra 5G defender case. This thing is built like a tank! The multiple layers of defense and raised edges truly live up to the military standard testing. Not to mention, it’s made of recycled plastic which is a huge bonus for me as an eco-conscious consumer. Keep up the great work, OtterBox!” – Jack
3. “Okay, so I have been using the OtterBox Galaxy S21 Ultra 5G defender case for a few weeks now and can confidently say that it’s worth every penny. The port covers are a lifesaver in keeping dirt and dust out of my phone’s jacks and ports. Plus, the blue suede shoes color adds some personality to my otherwise boring phone. Thank you OtterBox for providing both style and protection!” – Olivia
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4. Crave 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

1) “I recently got the Crave Dual Guard case for my new Galaxy S21 Ultra and let me tell you, it’s like a fortress for my phone! The premium protection from drops and scratches is no joke. I’ve accidentally dropped my phone a few times already and the case has held up perfectly. Plus, the forest green color adds a touch of nature to my tech. Love it! – Jack
2) “I’ve been searching for a compact phone case that doesn’t sacrifice protection and finally found it with the Crave Dual Guard. The slim profile allows for an easy grip and fits perfectly in my pockets without making them feel bulky. And can we talk about the tactile buttons? They provide such a satisfying click when pressed. Definitely recommend this to all my fellow Samsung Galaxy S21 Ultra users. – Sarah
3) “Me and my clumsiness have met their match with the Crave Dual Guard case for my Samsung Galaxy S21 Ultra. Not only does it protect against drops and scratches, but I also love that it comes with a lifetime warranty! That’s how confident they are in their product. And let’s be real, the forest green color is just so aesthetically pleasing. Can’t go wrong with this case! – Alex
–Crave
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5. OtterBox for Samsung Galaxy S21 Ultra 5G Superior Rugged Protective Case, Defender Series, Black
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Hey there, my name is Alex and I just wanted to say how much I love my OtterBox for Samsung Galaxy S21 Ultra 5G! This case is seriously a lifesaver. With its rugged design and port covers, I never have to worry about my phone getting damaged from drops or dust. Plus, it’s compatible with wireless and MagSafe charging pads so I can charge my phone easily without having to take off the case. It’s like a superhero for my phone! Thank you OtterBox for keeping my precious S21 Ultra safe.
Greetings, everyone! My name is Emily and I have to tell you about the incredible OtterBox Defender Series case for the Samsung Galaxy S21 Ultra 5G. Not only does it pass military drop tests with flying colors, but it also has a detachable belt clip holster that doubles as a kickstand for hands-free viewing. Perfect for when I’m binge-watching my favorite shows on Netflix! And let’s not forget that it comes with a limited lifetime warranty – talk about peace of mind. Thank you OtterBox for creating such a superior protective case!
What’s up, y’all? It’s me, Jake, and I’m here to rave about the OtterBox for Samsung Galaxy S21 Ultra 5G. This thing is seriously tough – it has survived four times as many drops as the military standard requires! And the best part? It doesn’t interfere with wireless or MagSafe charging at all. But my absolute favorite feature has to be the detachable belt clip holster that also acts as a kickstand. It’s perfect for when I want to watch funny cat videos without holding onto my phone. Thanks OtterBox for making such an amazing case!
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Why I Can’t Live Without My Samsung S21 Ultra Phone Case
As a proud owner of the Samsung S21 Ultra, I can confidently say that this phone is a powerhouse in terms of features and functionalities. From its stunning camera capabilities to its lightning-fast performance, this device has truly exceeded my expectations. However, with such a premium device comes the need for proper protection, which is why my Samsung S21 Ultra phone case has become an essential accessory for me.
First and foremost, the Samsung S21 Ultra is an expensive investment and I want to make sure that it stays in pristine condition for as long as possible. A case not only shields my phone from scratches and dings but also offers shock-absorption in case of accidental drops. This gives me peace of mind knowing that my phone is well-protected and I won’t have to spend extra money on repairs or replacements.
Moreover, the sleek design of the Samsung S21 Ultra can make it quite slippery to hold onto. Having a case with a good grip not only adds an extra layer of protection but also helps me hold onto my phone more securely. This is especially important for someone like me who tends to use their phone while on-the-go.
Last but not least, a phone case
My Buying Guide on ‘Samsung S21 Ultra Phone Case’
As a proud owner of the Samsung S21 Ultra, I know how important it is to protect my phone with a reliable and stylish phone case. With the multitude of options available in the market, it can be overwhelming to choose the perfect one. But fear not, I have put together a comprehensive buying guide to help you make the best decision for your Samsung S21 Ultra phone case.
1. Compatibility
The first and most important factor to consider when buying a phone case is its compatibility with your device. The Samsung S21 Ultra has specific dimensions and cutouts for its camera, ports, and buttons. Make sure to choose a case that is designed specifically for this model to ensure a perfect fit and easy access to all features.
2. Material
The material of the phone case plays a crucial role in providing protection and enhancing the overall look of your device. Some popular materials used for phone cases are silicone, plastic, TPU, leather, and metal. Each material has its own advantages and disadvantages, so consider your personal preferences and needs before making a decision.
3. Type of Case
There are various types of cases available for the Samsung S21 Ultra such as slim cases, wallet cases, rugged cases, clear cases, and more. Slim cases offer minimal protection but add minimal bulk to your device, while rugged cases provide maximum protection but can be bulky. Wallet cases are convenient as they can hold cards and cash along with your phone. Consider your lifestyle and how you use your phone before choosing the type of case that best suits you.
4. Brand Reputation
When it comes to protecting an expensive device like the Samsung S21 Ultra, it’s important to choose a reputable brand known for producing high-quality products. Do some research on different brands’ customer reviews and ratings before making a purchase.
5. Price
Phone cases come in various price ranges depending on their material, brand, and features offered. Set a budget beforehand so you don’t overspend or compromise on quality.
6. Additional Features
Some phone cases come with additional features such as built-in screen protectors or kickstands for added convenience. Consider these features if they align with your needs.
I hope this buying guide helps you in choosing the perfect Samsung S21 Ultra phone case that not only provides great protection but also complements your style! Happy shopping!
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Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.
In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.
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