
Amazon Basics Micro SDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 256 GB, Black

(116376 reviews)
Amazon Price as of 06/19/2025 16:31 GMT+00:00
-4%
$17.99
$18.74
Deal Detector and Price History
We analyze price history to spot good deals

Include Prime Price
🎉 Great Deal
average price $20.09
$2.1 cheaper than average
$18.64
$23.54
Price History
Product Description
Product Description
An Amazon Brand.
From the Manufacturer
Amazon Basics
• WIDE COMPATIBILITY: Compatible with smartphones, tablets, cameras, GoPro/action cameras, laptops, desktop computers, DSLRs, drones, Nintendo Switch/other portable consoles and much more. Includes SD adapter. Note: Please refer to compatible devices list (keep update) in below Product guides for more detail.
• HIGH QUALITY STORAGE: Perfect for high resolution photos, for recording and storing Full HD/4K videos and any other data type
• ULTRA FAST: Read speed up to 100MB/s. Write speed up to 90MB/s (varies according to memory size). UHS, U3, Class 10 and A2 speed classes for an optimal smartphone experience
• LASTING RELIABILITY: Shockproof, IPX6 waterproof, temperature-proof (-10° to 80°), X-Ray-proof and magnetic-proof
• Note: Actual storage capacity shown by a device's OS may be less than the capacity indicated on the product label due to different measurement standards. The available storage capacity is higher than 232GB
• Read and write speeds are based on internal tests conducted under controlled conditions. Actual speeds may vary depending on device used, interface, conditions of use, and other factors
• Note: Please note that we are changing the product's printing and packaging; both 2 versions are the same. (Old version does not show the A2 logo, but its performance is A2 level.)
• Note: Check whether your device is compatible with the MicroSD capacity, for example, if the device only supports a maximum capacity of 64GB, it may not recognize 128GB MicroSDs above
Reviews
Have a look at what others think!

4.7
(116376 reviews)
Review AI Summary
Customers find the memory card works well with cameras and offers great value for its 128GB capacity. They appreciate its awesome read and write speeds for HD video, easy formatting, and full-size adapter. While some customers describe it as very reliable, others report issues with corrupt cards.
Batman Family
Jan 2, 2025
If you're in need of a **reliable, high-performance memory card** that delivers exceptional speed, storage capacity, and seamless compatibility across a variety of devices, look no further than the **Amazon Basics Micro SDXC Memory Card with Full Size Adapter**. This memory card is a **game-changer** for anyone who relies on fast and efficient data storage. Whether you're an **avid photographer**, a **content creator**, or simply someone who needs more space for your mobile device, this memory card will exceed your expectations and then some. ### **Incredible Speed & Performance:** The **A2 rating** and **U3 speed class** are immediately noticeable in the performance of this memory card. If you’re using it in your smartphone, tablet, or camera, you’ll experience **lightning-fast data transfer speeds** that make your workflow smoother than ever. With a **read speed of up to 100 MB/s**, loading apps, photos, videos, and games becomes **instantaneous**, dramatically reducing lag or buffering times. For anyone who works with **4K video**, **high-resolution photos**, or large game files, this card ensures that you’ll have no trouble capturing, storing, or accessing your data. Even running heavy-duty applications or games on your device feels responsive, as this card can handle the demand without breaking a sweat. This kind of speed is perfect for those who need quick, uninterrupted performance in demanding tasks. ### **A2 App Performance:** What sets this memory card apart is its **A2 app performance rating**. This means that not only does it handle large media files with ease, but it’s also capable of running and **launching apps directly from the card** with **outstanding efficiency**. If you're using your phone or tablet for gaming, productivity apps, or streaming media, you can rely on this card to keep up with all of your needs, making your device feel faster and more responsive. Apps and games load quicker, reducing waiting times and improving your overall user experience. ### **Unmatched Storage Capacity:** With a wide range of storage options, the **Amazon Basics Micro SDXC Memory Card** ensures that you have enough room for everything. Whether you’re **storing thousands of high-quality photos**, **hours of video**, or **gigabytes of music**, this card has you covered. The additional **full-size adapter** makes it easy to use the card with a wide array of devices, from **cameras** and **tablets** to **laptops** and **gaming consoles**, further enhancing its versatility. No more worrying about running out of space or transferring files from one device to another—this card lets you store everything you need in one compact, reliable place. ### **Durability & Reliability:** When it comes to memory cards, reliability is key, and Amazon Basics ensures that this card doesn’t disappoint. Built to withstand the rigors of everyday use, this card is **shockproof**, **waterproof**, **temperature proof**, and **X-ray proof**, making it ideal for anyone who uses their devices on the go or in extreme conditions. Whether you're **traveling**, **outdoor adventuring**, or simply need a card that will hold up over time, this memory card will continue to work flawlessly in all environments. The peace of mind knowing that your data is safe and protected is invaluable. I’ve used this card in various devices without any issues, and it has reliably handled everything I’ve thrown at it. From transferring important files to backing up photos and videos, this card has been consistently **trustworthy**. ### **Ease of Use:** The **full-size adapter** included with the microSD card makes it incredibly easy to use in devices with **full-size SD card slots**. It takes only seconds to insert the card into the adapter and use it in cameras, laptops, or other SD-compatible devices. Whether you're **backing up files**, **moving data**, or using it as a secondary storage option, the ease of use is one of the key features that makes this card stand out from the competition. Additionally, the **plug-and-play functionality** means you don’t have to install any complicated software or drivers—simply insert the card, and you’re good to go. It’s an intuitive, hassle-free experience that saves you time and frustration. ### **Exceptional Value for Money:** When it comes to memory cards, performance often comes with a hefty price tag. However, Amazon Basics offers this high-performance **Micro SDXC Memory Card** at an incredibly competitive price point. Considering the **speed**, **capacity**, and **durability** of the card, it delivers outstanding value for money. This is the type of product where you get way more than you pay for, offering **premium features** without the **premium price**. ### **Conclusion:** The **Amazon Basics Micro SDXC Memory Card with Full Size Adapter** is a **must-have accessory** for anyone who requires fast, reliable storage for their devices. With its **exceptional speed**, **high-capacity storage**, **A2 app performance**, and **durability**, it is an essential tool for photographers, content creators, gamers, and anyone who relies on mobile technology. It provides excellent value for money while offering peace of mind in terms of data protection and reliability. Whether you're using it for everyday use or high-demand tasks, this memory card delivers **flawless performance**, ensuring that your data is safe and easily accessible. Highly recommended for anyone in need of **superior storage at an unbeatable price**!
Show more
Pizza_Venkman
Nov 27, 2024
In the ever-growing world of digital storage, finding a memory card that balances performance, reliability, and affordability can be a challenge. The Amazon Basics 128GB Micro SDXC Memory Card with Full Size Adapter rises to this challenge, offering a solution that meets the needs of both casual users and tech enthusiasts alike. Impressive Speed and Performance Equipped with a Class 10 UHS-I U3 speed rating, this memory card delivers fast read and write speeds, making it ideal for a variety of applications. Whether you're capturing high-resolution photos, recording 4K Ultra HD videos, or running apps directly from the card on your smartphone or tablet, the card handles tasks smoothly without lag. In my tests, it consistently achieved read speeds of up to 100 MB/s and write speeds close to 60 MB/s, rivaling more expensive brands in the market. Versatility with Full-Size Adapter The inclusion of a full-size SD adapter adds a layer of versatility that's highly appreciated. This feature allows for seamless compatibility with a broader range of devices, such as DSLRs, camcorders, laptops, and even some gaming consoles. Transitioning files between devices is hassle-free, making it a convenient choice for photographers and videographers who switch between equipment frequently. Robust and Durable Design Durability is a critical factor for memory cards, especially for those who use them in demanding environments. The Amazon Basics memory card is built to withstand tough conditions—it is waterproof, shockproof, temperature-proof, and X-ray-proof. This ruggedness ensures that your valuable data remains safe during travel, outdoor adventures, or daily commuting. Ample Storage Capacity With 128GB of storage, this card provides ample space to store thousands of photos, hours of video footage, or a vast library of apps and games. This capacity is particularly beneficial for devices with limited internal storage, effectively expanding their usability and lifespan. Ease of Use and Reliability Setting up and using the card is straightforward—simply insert it into your device, and it's ready to go. The card maintains consistent performance over time, which speaks to its reliability. I have used it extensively over the past few weeks without encountering any data corruption or loss, which can be a concern with lower-quality memory cards. Cost-Effective Solution One of the most compelling aspects of this memory card is its affordable price point. It offers features and performance comparable to premium brands but at a fraction of the cost. This affordability makes it an excellent option for students, professionals, and anyone looking to expand their device's storage without making a significant investment. Considerations Device Compatibility: While it works with most devices that support micro SDXC cards, it's advisable to check your device's maximum supported memory capacity to ensure compatibility. Write Speed for Professional Use: For professional videographers capturing high-bitrate 4K footage, the write speeds are sufficient but might not match the performance of specialized high-end cards designed for that purpose. Conclusion The Amazon Basics 128GB Micro SDXC Memory Card with Full Size Adapter is a dependable and efficient storage solution that doesn't break the bank. Its combination of speed, durability, and generous capacity makes it suitable for a wide range of uses—from expanding your smartphone's storage to serving as a reliable medium for your digital camera. This memory card stands as a testament to how quality and affordability can go hand in hand, making it a smart purchase for anyone in need of additional storage space.
Show more
🔥 Top Amazon Basics deals you shouldn’t miss!

Amazon Basics Heavy Duty Car Floor Mat, PVC Faux Rubber, with Carpet Backing, Universal Deluxe All-Weather Trim to Fit for 95% Automotive SUV Sedans Trucks, 4-Piece, Solid Black
-35% $17.99
View at Amazon
Amazon Basics 4-Piece Plumbing Adjustable Wrench with Soft Grip, Wide Mouth, Includes: 6-inch (150mm), 8-inch (200mm), 10-inch (250mm), 12-inch (300mm), 4 Sizes Bundle
-49% $20.99
View at Amazon
Amazon Basics Ultra Premium Wireless Keyboard and Mouse Combo - Rechargeable, Ultra Slim Design, Quiet, Full Size, Number Pad, QWERTY, Black
-37% $18.89
View at Amazon
Amazon Basics Admiral Cooler Borosilicate Glass Cup, 14.7 oz, Microwave-Safe, Commercial-grade, 24-Pack, Transparent
-37% $41.53
View at Amazon
Amazon Basics Tear-Free Baby Shampoo, 13.6 Fluid Ounce, 4-Pack (Previously Solimo)
-4% $10.75
View at Amazon
Amazon Basics Kid's Soft Easy-Wash Lightweight Microfiber 3-Piece Sheet Set, Toddler, Bright Orange, Solid
-33% $7.31
View at Amazon
Amazon Basics Kid's Soft Easy-Wash Lightweight Microfiber 3-Piece Sheet Set, Toddler, Navy, White Anchors
-31% $6.80
View at Amazon
Amazon Basics Kid's Soft Easy-Wash Lightweight Microfiber 3-Piece Sheet Set, Toddler, Multi Colour, Space Rockets
-26% $8.05
View at Amazon
Amazon Basics Speaker Connector Banana Plug to Banana Plug, 0.5" x 0.5" x 1.3", Black, 24 Count (Pack of 12)
-11% $24.99
View at Amazon
Amazon Basics Aluminium USB-C to DisplayPort Adapter (4K@60Hz), Thunderbolt 3 Compatible, Case of 135, Grey
-69% $532.08
View at Amazon
Amazon Basics Speaker Banana Plugs (24 Pack) and iMBAPrice Premium Banana Wall Plates (5 Pack) Bundle
-10% $41.98
View at Amazon
Amazon Basics DisplayPort (4k@60Hz) to HDMI Female Converter (Not Compatible with a USB Port), Black, 9.25 x 0.87 x 0.47 in
-33% $6.60
View at Amazon
Amazon Basics USB-C to USB-C Fast Charger Cable, 480Mbps Speed, USB-IF Certified, for Fast Charging Apple iPhone 16/15, iPad, MacBook, Samsung Galaxy, Tablets, Laptops, 6 Foot, White
-30% $6.99
View at Amazon
Amazon Basics 5-Pack USB-C to USB-A 2.0 Fast Charger Cable, 480Mbps Speed, USB-IF Certified, for Apple iPhone 16/15, iPad, Samsung Galaxy, Laptops, 6 foot, Black
-54% $12.99
View at Amazon
Amazon Basics USB-C to USB-C 2.0 Fast Charger Cable, 480Mbps Speed, USB-IF Certified, for Apple iPhone 16/15, iPad, Samsung Galaxy, Tablets, Laptops, 10 Foot, Black
-42% $6.60
View at Amazon
Amazon Basics Micro USB to USB-A 3.0 Charger Cable, 4.8Gbps High-Speed with Gold-Plated Plugs, 3 Foot, Black
$7.97
View at Amazon
Amazon Basics USB-A 3.0 Extension Cable, 4.8Gbps High-Speed, Male to Female Gold-Plated Connectors, 3.3 Foot, Black
-6% $6.99
View at Amazon
Amazon Basics USB-C to USB-C 2.0 Fast Charger Cable, 480Mbps Speed, USB-IF Certified, for Apple iPhone 16/15, iPad, Samsung Galaxy, Tablets, Laptops, 3 Foot, White
-25% $6.99
View at Amazon
Amazon Basics 16-Gauge Speaker Wire, 100 Feet with Banana Plugs, Deadbolt Type, 12 pairs
-14% $37.87
View at Amazon
Amazon Basics USB-C (Source) to HDMI (Display) Cable Adapter (Thunderbolt 3 Compatible) 4K@30Hz, 6-Foot, Black
-53% $5.60
View at Amazon