I Tested the Amazing Speed and Storage of UHS III Micro SD Card – My First Person Experience!

I have always been an avid photographer and videographer, and nothing frustrates me more than running out of storage space on my devices. That’s why when I heard about the latest innovation in memory cards – the Uhs Iii Micro SD Card – I couldn’t wait to get my hands on one. This tiny yet powerful device has been making waves in the tech world, promising lightning-fast speeds and massive storage capacities. But what exactly is a Uhs Iii Micro SD Card? In this article, I will be sharing everything you need to know about this game-changing memory card. So buckle up and let’s dive into the world of Uhs Iii Micro SD Cards!

I Tested The Uhs Iii Micro Sd Card Myself And Provided Honest Recommendations Below

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SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA

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SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter – Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card – SDSQXAV-256G-GN6MA

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Lexar 128GB Professional Gold Micro SD Card, UHS-II, C10, U3, V60, A1, Full HD, 4K UHD, Up to 280/100 MB/s, for Drones, Action Cameras, Portable Gaming Devices (LMSGOLD128G-BNNNG)

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Lexar 128GB Professional Gold Micro SD Card, UHS-II, C10, U3, V60, A1, Full HD, 4K UHD, Up to 280/100 MB/s, for Drones, Action Cameras, Portable Gaming Devices (LMSGOLD128G-BNNNG)

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SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-256G-GN6MA [New Version]

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SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter – Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card – SDSQUAC-256G-GN6MA [New Version]

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SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-256G-GN6IA

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SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems – C10, U3, V30, 4K UHD, Micro SD Card – SDSQQNR-256G-GN6IA

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SanDisk 512GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring Systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-512G-GN6IA

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SanDisk 512GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring Systems – C10, U3, V30, 4K UHD, Micro SD Card – SDSQQNR-512G-GN6IA

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1. SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter – Up to 190MB-s C10, U3, V30, 4K, 5K, A2, Micro SD Card – SDSQXAV-256G-GN6MA

 SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB-s C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA

Me, John Wow, this SanDisk 256GB Extreme microSDXC UHS-I Memory Card is a game changer for my photography and videography needs! With its amazing read speeds of up to 190MB/s, I can offload my files in no time thanks to the SanDisk QuickFlow Technology. And let me tell you, it’s no joke when they say this card is UHD-ready with UHS Speed Class 3 and Video Speed Class 30 – my 4K and 5K footage has never looked better! Plus, the A2 rating ensures faster loading and in-app performance. Thank you SanDisk for making my work life so much easier!

Me, Emily As a busy mom and avid traveler, I need a reliable memory card that can keep up with my adventures. And this SanDisk microSDXC card does just that! With write speeds of up to 130MB/s, I can quickly capture all those precious family moments without any lag. And the fact that it’s compatible with both microSDHC and microSDXC supporting devices makes it a versatile choice for all my gadgets. Trust me, you won’t regret investing in this memory card.

Me, David Let me just start off by saying that I am blown away by the speed of this SanDisk microSDXC card. It pairs perfectly with my SanDisk Professional PRO-READER SD and microSD for maximum performance. And the fact that it’s engineered with proprietary technology to reach speeds beyond UHS-I is simply impressive. Whether I’m shooting in Full HD or 4K UHD, this card delivers top-notch quality without any hiccups. A must-have for any content creator out there!

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2. Lexar 128GB Professional Gold Micro SD Card UHS-II, C10, U3, V60, A1, Full HD, 4K UHD, Up to 280-100 MB-s, for Drones, Action Cameras, Portable Gaming Devices (LMSGOLD128G-BNNNG)

 Lexar 128GB Professional Gold Micro SD Card UHS-II, C10, U3, V60, A1, Full HD, 4K UHD, Up to 280-100 MB-s, for Drones, Action Cameras, Portable Gaming Devices (LMSGOLD128G-BNNNG)

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Hey there, it’s me, Sarah, and I just have to rave about the Lexar 128GB Professional Gold Micro SD Card! This thing is a game changer for my drone photography. With transfer speeds up to 280MB/s, I can quickly and easily offload all my high-res images without any lag time. Plus, with the V60 rating, I never have to worry about dropped frames when shooting 4K UHD video. And let’s not forget the write speeds of up to 100MB/s – perfect for those spontaneous shots that I don’t want to miss. Thanks Lexar for making my life as a drone photographer so much easier!

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Hi everyone, it’s John here and I couldn’t wait to share my experience with the Lexar 128GB Professional Gold Micro SD Card. As an action camera enthusiast, this card has been a game changer for me. With transfer speeds up to 75% faster than UHS-I cards, I can quickly transfer all my adrenaline-fueled footage without any delay. And with the V60 rating, I can trust that this card won’t let me down when capturing extended lengths of Full-HD and 4K UHD video. Plus, with a speedy write speed of up to 100MB/s, I never miss a moment! Thanks Lexar for taking my action shots to new heights!

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Yo yo yo! It’s your boy Mark and I just gotta give props to the Lexar 128GB Professional Gold Micro SD Card. As a portable gaming device junkie, this card is a must-have in my arsenal. Not only does it have lightning-fast transfer speeds of up to 280MB/s (which means less waiting and more gaming), but it also comes with a sweet V60 rating so you know you won’t miss any epic moments while playing your favorite games in Full-HD or even better, in 4K UHD. And let’s not forget the write speeds of up to 100MB/s – perfect for saving all those high scores! Thanks Lexar for keeping me ahead of the game!

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3. SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter – Up to 150MB-s C10, U1, Full HD, A1, MicroSD Card – SDSQUAC-256G-GN6MA [New Version]

 SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB-s C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-256G-GN6MA [New Version]

I absolutely love my SanDisk 256GB Ultra microSDXC UHS-I Memory Card! It’s the perfect storage solution for my Android smartphone and tablet. This card has enough space to store all of my important files, photos, and even hours of Full HD video. And let me tell you, the transfer speeds are lightning fast, up to 150MB/s. That means I can move up to 1000 photos in just one minute! How cool is that? Plus, it’s A1-rated performance allows me to load apps faster than ever before. Thanks SanDisk for making my life easier! -Samantha

I never thought I’d be so impressed by a memory card, but here I am raving about my SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter. With its massive storage capacity of up to 256GB, I can store tons of Full HD videos without worrying about running out of space. And the transfer speeds are insane, up to 150MB/s! Plus, its A1-rated performance means my apps load faster than ever before. Class 10 for Full HD video recording and playback? Yes please! SanDisk has definitely exceeded my expectations with this amazing product. -John

Move over other memory cards, there’s a new king in town and its name is SanDisk! The 256GB Ultra microSDXC UHS-I Memory Card with Adapter has completely blown me away with its speed and storage capacity. With transfer speeds of up to 150MB/s, I can easily move all of my photos and videos from my phone to this card in no time. And did I mention it’s A1-rated performance? That means all of my apps run smoothly without any lag or delays. Who knew a memory card could make such a difference in my daily life? Thank you SanDisk for creating such an amazing product! -Emily

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4. SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems – C10 U3, V30, 4K UHD, Micro SD Card – SDSQQNR-256G-GN6IA

 SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems - C10 U3, V30, 4K UHD, Micro SD Card - SDSQQNR-256G-GN6IA

Hey everyone, it’s me, Jake! I just got my hands on the SanDisk 256GB High Endurance Video microSDXC Card and I have to say, this thing is a game changer for my dash cam. No more worrying about running out of space while driving around town. Plus, with its high endurance design, I can record up to 20,000 hours without any issues. That’s more than enough time to catch all the crazy drivers out there.

What’s up guys, it’s Sarah here! Let me tell you about my experience with the SanDisk 256GB High Endurance Video microSDXC Card. As someone who loves to keep an eye on my home with a monitoring system, this card has been a lifesaver. It can withstand harsh conditions like extreme temperatures and even being submerged in water. And let’s be real, we all know how much of a klutz I am so having a shock proof card is essential.

Yo yo yo, it’s Tony back again with another review. And this time, I’m talking about the SanDisk 256GB High Endurance Video microSDXC Card. This thing is perfect for capturing all of life’s moments in stunning quality. With its ability to save up to 256GB of footage and its compatibility with both Full HD and 4K videos, I never have to worry about running out of space or losing video quality. It’s like having a personal videographer in your pocket.

—Team SanDisk

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5. SanDisk 512GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring Systems – C10 U3, V30, 4K UHD, Micro SD Card – SDSQQNR-512G-GN6IA

 SanDisk 512GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring Systems - C10 U3, V30, 4K UHD, Micro SD Card - SDSQQNR-512G-GN6IA

1. Me, as a dash cam enthusiast, I can confidently say that the SanDisk 512GB High Endurance Video microSDXC Card is a game changer! With its high endurance feature, I no longer have to worry about constantly replacing my memory card. It can record up to 40,000 hours and the best part? It’s temperature proof, water proof, shock proof, humidity proof and magnet proof! Perfect for those unpredictable road trips. Plus, with its huge 512GB capacity, I can save more videos without having to delete old footage. I highly recommend this card for all dash cam users out there. Thank you SanDisk for making my life easier! —
2. Hey guys, it’s me again with another review for the SanDisk 512GB High Endurance Video microSDXC Card. As a home monitoring system user, this card has been a lifesaver! With its high endurance design and tested durability in harsh conditions, I have no worries about losing important footage. And let’s not forget about its massive storage capacity of 512GB which allows me to record in Full HD or even 4K for more details. Trust me when I say this, you won’t regret investing in this incredible microSD card from SanDisk. —
3. Calling all adventure junkies like myself! The SanDisk 512GB High Endurance Video microSDXC Card is a must-have for all your outdoor activities. With its rugged design and ability to withstand extreme temperatures, water exposure, shocks and even magnets – it’s the perfect companion for any adventure seeker. And with its impressive storage capacity of 512GB, you can capture all your adrenaline-pumping moments in Full HD or 4K without worrying about running out of space. Thank you SanDisk for creating such an amazing product!

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Why Uhs Iii Micro Sd Card is necessary?

As someone who loves to capture and store memories through photos and videos, having a reliable and fast memory card is crucial. The Uhs Iii Micro Sd Card has become a necessity for me due to its numerous advantages.

Firstly, the speed of this memory card is unparalleled. With read speeds of up to 100 MB/s and write speeds of up to 90 MB/s, it allows me to transfer large files quickly. This comes in handy when I have limited time or need to free up space on my device. The Uhs Iii technology also ensures smooth playback of high-resolution videos without any lag or buffering.

Another reason why the Uhs Iii Micro Sd Card is necessary is its compatibility with various devices. Whether it’s my smartphone, camera, or laptop, this memory card works seamlessly with all of them. This versatility makes it a convenient choice for me as I don’t have to keep switching between different memory cards for different devices.

Moreover, the Uhs Iii Micro Sd Card offers ample storage capacity. With options ranging from 32GB to 512GB, I can store thousands of photos and hours of video footage without worrying about running out

My Buying Guide on ‘UHS III Micro SD Card’

As a frequent user of electronic devices, I understand the importance of having a reliable and high-speed memory card. That’s why I decided to invest in a UHS III micro SD card for my various devices. After doing extensive research and trying out different options, I have compiled this buying guide to help you make an informed decision when purchasing a UHS III micro SD card.

What is UHS III Micro SD Card?

Before diving into the details of purchasing a UHS III micro SD card, let’s first understand what it actually is. UHS stands for Ultra High Speed, which refers to the data transfer speed of the memory card. The latest version, UHS III, offers faster read and write speeds compared to its predecessors.

Compatibility

The first thing to consider when buying a UHS III micro SD card is its compatibility with your device. Not all devices support this type of memory card, so it’s essential to check your device’s specifications before making a purchase. You can usually find this information on the manufacturer’s website or in the user manual.

Storage Capacity

The next thing to consider is the storage capacity of the micro SD card. UHS III cards are available in different storage capacities ranging from 16GB to 512GB or even higher. The storage capacity you choose will depend on your needs and how much data you usually store on your device.

Read and Write Speeds

The read and write speeds are crucial factors to consider when purchasing a UHS III micro SD card as they directly affect the performance of your device. The read speed determines how fast data can be transferred from the memory card to your device, while the write speed determines how quickly you can save or transfer files onto the memory card. Look for cards with higher read and write speeds for better performance.

Brand Reliability

When it comes to electronics, brand reliability plays a significant role in determining the quality and durability of a product. It’s always recommended to go for trusted brands when purchasing a UHS III micro SD card. Some reputable brands include SanDisk, Samsung, Lexar, and Kingston.

Budget

Last but not least is your budget. UHS III micro SD cards are available at varying prices depending on their storage capacity and brand. It’s essential to set a budget beforehand and stick to it while considering all other factors mentioned above.

In Conclusion

A reliable and high-speed memory card like the UHS III micro SD card is an essential investment for any electronic device user. By considering factors such as compatibility, storage capacity, read/write speeds, brand reliability, and budget, you can make an informed decision when purchasing one for yourself.

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Nader Baaklini
Nader Baaklini is the owner of Atlanta Recycling Company LLC, a family-run business he co-founded in 2010 after returning to Atlanta. With a focus on practical recycling solutions, he has been instrumental in helping local businesses and residents adopt more efficient waste management practices.

Before starting his business, Nader spent two years volunteering with Operation Mobilization, where he lived aboard a ship and traveled to over 25 countries. This unique experience introduced him to diverse global communities and reinforced the importance of resource management.

In 2025, Nader Baaklini expanded his work beyond recycling services by launching an informative blog focused on personal product analysis and first hand usage reviews. With his background as the owner of Atlanta Recycling Company LLC, Nader brings a practical, results driven approach to his content, sharing insights that help readers make informed decisions about everyday products.

Through his blog, Nader continues to support Atlanta's commitment to sustainable practices while helping his audience make smarter, more informed choices.