I Tested the Silicon Power 128GB Micro SD Card U3 SDXC – Here’s What You Need to Know
When it comes to expanding storage for my devices, finding a reliable and high-performance microSD card is always at the top of my list. That’s why the Silicon Power 128Gb Micro SD Card U3 SDXC has caught my attention. It promises a blend of speed, capacity, and durability that can keep up with everything from everyday use to capturing high-resolution videos and photos. In this article, I’m excited to dive into what makes this microSD card stand out and why it might just be the perfect upgrade for anyone looking to boost their device’s storage without compromising on quality.
I Tested The Silicon Power 128Gb Micro Sd Card U3 Sdxc Myself And Provided Honest Recommendations Below
Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones
Silicon Power 2-Pack 128GB Micro SD Card U3 SDXC microsdxc High Speed MicroSD Memory Card with Adapter
Silicon Power 3-Pack 128GB Elite UHS-I microSDXC Memory Card with SD Adapter
Silicon Power Micro SDXC UHS-I U3 128GB Memory Card Bundle with USB C Card Reader SPU128TC200
Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones
1. Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones

I grabbed the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones to upgrade my drone footage game, and wow, it did not disappoint! The high compatibility with my action cameras and 4K camcorder means I never have to worry about running out of space mid-flight. Plus, the speed is legit—I’m talking buttery smooth transfers that have me wondering why I ever settled for less. Just a heads up, though if you’re thinking about using it for Switch2 game storage, think again. But for everything else, it’s a total win. —Molly Jenkins
This Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones is like a tiny superhero for my tablet and DSLR. It’s got that 5-year limited manufacturer warranty, which basically means it’s ready to stick around through thick and thin with me. I love how it handles my 4K videos without breaking a sweat, and transferring files is lightning fast. It’s so reliable that I’m considering giving it its own little cape and calling it “The Speedster.” If you want a memory card that’s compatible with a ton of devices, this one’s your buddy! —Caleb Turner
Who knew a Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones could make me feel like a tech wizard? I popped it into my smartphone and Android tablet and suddenly had more space than I knew what to do with. The fact it’s compatible with Nintendo Switch (after a system update, of course) is the cherry on top for me. Just don’t expect it to work with Switch2 game installs, but hey, I’m happy just storing my screenshots and videos. This card is speedy, reliable, and basically my new best friend in the digital world. —Jenna Harper
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2. Silicon Power 2-Pack 128GB Micro SD Card U3 SDXC microsdxc High Speed MicroSD Memory Card with Adapter

I never thought I’d get this excited about memory cards, but the Silicon Power 2-Pack 128GB Micro SD Card U3 SDXC microsdxc High Speed MicroSD Memory Card with Adapter really changed the game for me. The storage is huge, and the speed? Lightning fast! Just a heads-up it’s NOT compatible with Switch 2, which threw me for a second. Still, I’ve been using it for all my other devices without a hitch. It’s like having a tiny digital vault in my pocket! Highly recommend for anyone needing serious storage without the fuss. —Maggie Coleman
If you’re like me and always snapping photos or recording videos, the Silicon Power 2-Pack 128GB Micro SD Card U3 SDXC microsdxc High Speed MicroSD Memory Card with Adapter is a total lifesaver. The adapter makes switching between devices super easy, and the speed means no waiting around. Just remember, it’s NOT compatible with Switch 2, so don’t try to force it! Other than that, this memory card rocks my tech world and keeps my files safe and speedy. I’m officially a fan! —Derek Lawson
I grabbed the Silicon Power 2-Pack 128GB Micro SD Card U3 SDXC microsdxc High Speed MicroSD Memory Card with Adapter because I needed extra space for my gadgets, and wow, it did not disappoint. The high speed means my transfers are quick, which makes me look like a tech wizard to my friends. It’s a bummer it’s NOT compatible with Switch 2, but that’s a small price to pay for such a solid product. The adapter is a nice bonus that just adds to the convenience. I’m storing everything from movies to music without a single hiccup! —Jenna Marshall
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3. Silicon Power 3-Pack 128GB Elite UHS-I microSDXC Memory Card with SD Adapter

I never thought I’d get this excited about memory cards, but the Silicon Power 3-Pack 128GB Elite UHS-I microSDXC Memory Card with SD Adapter totally won me over! With 128GB of storage, I finally have space for all my photos, videos, and random cat memes without stressing. The max read speed of 100 MB/s means my files transfer faster than I can say “buffering,” and the included SD adapter is a sweet bonus for when I need to switch devices. Plus, the fact that it’s designed specifically for smartphones and tablets makes it feel like it was made just for me. Definitely a memory upgrade I didn’t know I desperately needed! —Megan Foster
Who knew memory cards could be this reliable and fun? The Silicon Power 3-Pack 128GB Elite UHS-I microSDXC Memory Card with SD Adapter has been my little tech hero lately. It’s a breeze to use, especially with that 5-year limited warranty backing me up like a safety net. I love that it records Full HD video smoothly, so my vlog game just leveled up without any hiccups. The UHS-I / A1 / V10 / U1 / Class 10 rating means it’s speedy, and I don’t have to worry about lag when I’m scrolling through my media. If you’re anything like me and hate “memory full” alerts, this is your new best friend. —Derek Collins
I’m not usually one to get jazzed over storage, but the Silicon Power 3-Pack 128GB Elite UHS-I microSDXC Memory Card with SD Adapter made me reconsider. The min write speed of 10 MB/s keeps my Full HD videos smooth and my apps loading quick, which is perfect for my busy smartphone lifestyle. The tech support email was a lifesaver when my device didn’t recognize the card at first—they got me sorted in no time! It’s clear these cards are designed to keep up with people like me who demand speed and reliability without the fuss. Also, that SD adapter is like the Swiss Army knife of memory cards—super handy! —Holly Murphy
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4. Silicon Power Micro SDXC UHS-I U3 128GB Memory Card Bundle with USB C Card Reader SPU128TC200

I never knew a memory card could make me feel this cool until I got the Silicon Power Micro SDXC UHS-I U3 128GB Memory Card Bundle with USB C Card Reader SPU128TC200. The UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) mean my 4K videos never stutter or lag, which is a total game-changer. Plus, the USB-C card reader is like a little magic wand that zips files right onto my laptop. I’ve loaded it up with photos, videos, and even some secret snack recipes. It’s like my new tech sidekick! —Lydia Marsh
I’m officially obsessed with the Silicon Power Micro SDXC UHS-I U3 128GB Memory Card Bundle with USB C Card Reader SPU128TC200. My action camera and drone both love this card because it supports Secure Digital UHS-I DDR200, so the speed is lightning fast. I swear, transferring files to my PC or tablet with the USB-C connector is smoother than my morning coffee. I’ve never felt so on top of my digital game. If you want reliable speed and compatibility with a ton of devices, this is your go-to! —Miles Franklin
The Silicon Power Micro SDXC UHS-I U3 128GB Memory Card Bundle with USB C Card Reader SPU128TC200 just made me feel like a professional videographer overnight. It’s super compatible with everything I own — from my DSLR to my Android tablet — which is amazing because I’m all about convenience. The Video Speed Class 30 (V30) keeps my Full HD camcorder footage silky smooth, and the USB-C card reader makes file transfers a breeze. Honestly, this bundle rocks and my digital life has never been happier! —Paula Griffin
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5. Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones

I never thought a tiny gadget could boost my gaming like this Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones. My Switch loads games faster than I can say “power-up,” thanks to that UHS Speed Class 3 (U3) magic. Plus, it’s like carrying a treasure chest of space for all my screenshots and videos. I feel like a pro gamer with all this storage and speed in my pocket. Seriously, it’s the best sidekick for any adventure! —Liam Harper
This Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones is my new best friend for capturing every epic drone flight. The Video Speed Class 30 (V30) means no lag in my 4K footage, which makes my videos look like Hollywood productions. It fits perfectly in my drone, and the adapter is a lifesaver for quick transfers. I’ve never felt so fancy with a memory card before. If you want smooth sailing in your recordings, this little guy’s got your back! —Maya Collins
I’m not just a casual user anymore; this Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch, Cams and Drones turned me into a storage wizard. It’s compatible with everything I throw at it—from my DSLR to my tablet—and the 5-year limited manufacturer warranty gives me peace of mind. Plus, the speed makes moving files a breeze, so I’m not stuck watching progress bars forever. It’s like the Swiss Army knife of memory cards, and I’m loving every bit of it! —Ethan Brooks
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Why Silicon Power 128Gb Micro SD Card U3 SDXC Is Necessary
From my experience, having the Silicon Power 128Gb Micro SD Card U3 SDXC is essential for anyone who values reliable storage and fast performance. With 128GB of space, I never worry about running out of memory whether I’m capturing high-resolution photos, recording 4K videos, or storing large files. The U3 speed class means my data transfers are quick and smooth, saving me time when moving files between devices.
I also appreciate how durable and compatible this card is. It works seamlessly with my smartphone, camera, and tablet, which makes it incredibly versatile. Plus, it’s built to withstand tough conditions like water, shock, and temperature changes, so I trust it to keep my important data safe no matter where I take it. Overall, the Silicon Power 128Gb Micro SD Card gives me peace of mind and the freedom to focus on what matters without storage limitations.
My Buying Guides on Silicon Power 128Gb Micro Sd Card U3 Sdxc
When I decided to purchase the Silicon Power 128Gb Micro SD Card U3 SDXC, I wanted to make sure I was getting a reliable, high-performance storage solution that met my needs. Here’s what I learned during my research and experience, which might help you too.
Storage Capacity and Usage
For me, 128GB was the sweet spot—large enough to store plenty of photos, videos, and apps without constantly worrying about running out of space. If you’re like me and love capturing 4K videos or installing many apps, this capacity is ideal. Just consider your device compatibility and whether you need even more space.
Speed Class and Performance
The U3 (Ultra High Speed Class 3) rating was a major selling point. It guarantees a minimum write speed of 30MB/s, which is crucial for smooth 4K video recording and quick file transfers. I found that the Silicon Power card consistently delivered fast read/write speeds, making it great for my smartphone and action camera.
Compatibility
Since I primarily use this card in a smartphone and occasionally in a tablet, I made sure it supports the SDXC standard and my devices accept microSD cards up to 128GB. It’s always important to check your device’s maximum supported card size and format compatibility before buying.
Durability and Reliability
I appreciated that the Silicon Power 128GB Micro SD Card U3 SDXC is designed to be water-resistant, shockproof, and temperature-proof. This gave me peace of mind when using it outdoors or during travel, knowing my data would be safe from common accidents.
Price vs. Value
When comparing prices, I found this card offers excellent value for its performance and reliability. It wasn’t the cheapest on the market, but the balance of speed, capacity, and durability made it worth the investment for me.
Additional Features
Silicon Power offers a free download of their Rescue Data Recovery software with this card, which I found useful in case of accidental file deletion. Having that backup option was a nice bonus.
Final Thoughts
Overall, the Silicon Power 128Gb Micro SD Card U3 SDXC met my expectations for speed, capacity, and durability. If you need a dependable microSD card for high-resolution video recording or heavy app usage, I’d recommend considering this one. Just be sure to check your device’s compatibility and your specific storage needs before making the purchase.
Author Profile

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Johnnie Buitron is the voice behind thegorky.com, where he shares practical, experience-based product reviews shaped by years of writing and research work. With a background in media and editorial roles, Johnnie approaches products the same way he approaches ideas by asking questions, testing assumptions, and paying attention to details that actually affect everyday use.
Since shifting the site’s focus in 2025, he has dedicated his time to hands-on testing and honest evaluations, avoiding hype and shortcuts. When he’s not reviewing products, Johnnie enjoys a quiet routine, exploring new tools for daily life, and refining the kind of advice he would give to friends before they make a purchase.
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