Proprietary Memory Cards

Best Buy customers often prefer the following products when searching for Proprietary Memory Cards.

If you're a photographer, videographer, or just someone who likes to take pictures and videos on your devices, you'll want to make sure that you have the right memory card for your device. Memory cards are the storage devices that hold all of your photos, files, and videos. They come in different sizes, speeds and formats, so it's important to choose the right one for your needs. Browse the top-ranked list of proprietary memory cards below along with associated reviews and opinions.

SanDisk - 512GB Extreme PRO CFexpress Memory Card
Model: SDCFE-512G-ANCNN
SKU: 6406845
Rating 4.4 out of 5 stars with 33 reviews
Top comment
"Great card...Tons of memory! Great card! Highly recommend for mirrorless camera use!...Memory card...Good memory card to use for cannon and strong doesn't broke at all."
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Product Description
Store important documents with this SanDisk Extreme PRO CFexpress card. The RescuePRO deluxe software lets you recover data that has been accidentally deleted, while the 512GB storage capacity provides ample space for files, photos and videos. This SanDisk Extreme PRO CFexpress card features high read and write speeds that efficiently enhance workflow. The SanDisk Extreme Pro CFexpress memory card has 8K video recording capability.
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Top comment
"Great card...Tons of memory! Great card! Highly recommend for mirrorless camera use!...Memory card...Good memory card to use for cannon and strong doesn't broke at all."
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Product Description
Store important documents with this SanDisk Extreme PRO CFexpress card. The RescuePRO deluxe software lets you recover data that has been accidentally deleted, while the 512GB storage capacity provides ample space for files, photos and videos. This SanDisk Extreme PRO CFexpress card features high read and write speeds that efficiently enhance workflow. The SanDisk Extreme Pro CFexpress memory card has 8K video recording capability.
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Your price for this item is $179.99

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Sony - CEAG160T 160GB CFexpress Type A Memory Card
Model: CEAG160T
SKU: 6424958
Rating 4.8 out of 5 stars with 56 reviews
Top comment
"Never had a problem with the Sony cards. Its a memory card, stores as advertised would buy again, no problems...Writes fast to allow continuous shots. Fills the proprietary slot on my Sony A7RV"
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Product Description
CEAG80T (80GB) and CEAG160T (160GB) use the latest flash memory control technology to achieve read speeds as high as 800MB/s1 and write speeds as high as 700MB/s1 greatly reducing buffer clearing times for efficient, stress-free shooting. TOUGH and durable impact, bending, dust and moisture resistant give you peace of mind only found in Sony TOUGH cards.
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Top comment
"Never had a problem with the Sony cards. Its a memory card, stores as advertised would buy again, no problems...Writes fast to allow continuous shots. Fills the proprietary slot on my Sony A7RV"
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Product Description
CEAG80T (80GB) and CEAG160T (160GB) use the latest flash memory control technology to achieve read speeds as high as 800MB/s1 and write speeds as high as 700MB/s1 greatly reducing buffer clearing times for efficient, stress-free shooting. TOUGH and durable impact, bending, dust and moisture resistant give you peace of mind only found in Sony TOUGH cards.
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Your price for this item is $269.99
Save $130
The comparable value price is $399.99

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Insignia™ - USB-C/USB 3.0 to SD and microSD Memory Card Reader - Black
Model: NS-CRSAC1
SKU: 6546684
Rating 4.7 out of 5 stars with 493 reviews
Top comment
"Awesome Memory Card Reader...A very wise choice, works great and handles a variety of memory cards I have....Great tool to transfer photos from phone to USB and SD Card Memory Cards"
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Product Description
Whether you’re filming or taking photos, don’t run out of memory in the middle of a shoot. Transfer and back up files with the Insignia NS-CRSAC1, USB-C/USB 3.0 to SD and microSD Memory Card Reader. Simply plug in the card reader to your computer, tablet or other device to quickly transfer data. It’s backward compatible with USB 2.0 device and wide variety of SD and microSD cards to keep your creativity flowing without having to pause and delete unwanted files. Its compact design and protective cap mean you can easily fit it in a pocket or bag and not have to worry about damaging your connector. Never let a full memory card stop you again.
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Top comment
"Awesome Memory Card Reader...A very wise choice, works great and handles a variety of memory cards I have....Great tool to transfer photos from phone to USB and SD Card Memory Cards"
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Product Description
Whether you’re filming or taking photos, don’t run out of memory in the middle of a shoot. Transfer and back up files with the Insignia NS-CRSAC1, USB-C/USB 3.0 to SD and microSD Memory Card Reader. Simply plug in the card reader to your computer, tablet or other device to quickly transfer data. It’s backward compatible with USB 2.0 device and wide variety of SD and microSD cards to keep your creativity flowing without having to pause and delete unwanted files. Its compact design and protective cap mean you can easily fit it in a pocket or bag and not have to worry about damaging your connector. Never let a full memory card stop you again.
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Your price for this item is $19.99

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Nintendo - Samsung microSD Express Card – 256GB
SKU: 6629533
Rating 4.7 out of 5 stars with 86 reviews
Top comment
"Awesome Memory Card...Awesome memory card loads so many games and I still have storage left...Fast memory card...Memory card works well. Its super fast and easy to set up."
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Product Description
Samsung microSD Express Card - 256GB for Nintendo Switch 2
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Top comment
"Awesome Memory Card...Awesome memory card loads so many games and I still have storage left...Fast memory card...Memory card works well. Its super fast and easy to set up."
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Product Description
Samsung microSD Express Card - 256GB for Nintendo Switch 2
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Your price for this item is $59.99
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Samsung - Pro Plus 1 TB microSDXC Memory Card
Model: MB-MD1T0SA/AM
SKU: 6588058
Rating 5 out of 5 stars with 74 reviews
Top comment
"1TB storage card...solid memory card, installs and works perfectly. Shipping was a little slow....Memory card...With a camera it’s definitely to have a memory card."
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Product Description
Never miss the chance to capture 4K UHD video from your phone or drone and speed up your app and gaming performance. The Samsung PRO Plus microSD card acts fast to keep you ahead of the game and transfer both small and large files in the moment with high speeds.
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Top comment
"1TB storage card...solid memory card, installs and works perfectly. Shipping was a little slow....Memory card...With a camera it’s definitely to have a memory card."
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Product Description
Never miss the chance to capture 4K UHD video from your phone or drone and speed up your app and gaming performance. The Samsung PRO Plus microSD card acts fast to keep you ahead of the game and transfer both small and large files in the moment with high speeds.
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Your price for this item is $119.99

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SanDisk - Express 256GB microSD PCIe 3.1 NVMe UHS-I Memory Card works with Nintendo Switch 2
Model: SDSQXFN-256G-GN4NN
SKU: 6619200
Rating 4.9 out of 5 stars with 38 reviews
Top comment
"Great card...Very fast card. No problems. Just wish SanDisk made larger capacity microSD Express cards than 256Gb....It is the only type of memory card that is compatible with the Switch 2 and it works perfectly."
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Product Description
Unleash your creative potential and dive into new experiences with SanDisk microSD Express works with Nintendo Switch 2, the next-gen microSD card for those who refuse to settle. Offload your camera roll in record time and transfer a 2-hour HD movie download in less than 3.5 seconds while using SanDisk PRO-READER SD Express Dual Card (sold separately)—up to 4.4 times faster than our fastest microSD UHS-I cards. Start gaming faster and explore virtual worlds that appear more realistic than ever. On top of saving time, create next-level immersive content with a card that supports faster burst and sustained recording speeds than a SD UHS-II card.With the addition of a PCIe Gen 3-NVMe interface, the microSD Express card represents a massive step forward in the evolution of the microSD format with performance comparable to our basic portable SSD.SanDisk microSD Express cards work with current microSD UHS-I and UHS-II devices, supporting up to 5.3K video and 10MP RAW image capture. SanDisk ThermA helps keep your devices from overheating with a specially designed enclosure and an adaptive thermal controller. SanDisk microSD Express technology readies you—the next generation of creators and explorers—for the future of superspeed devices.
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Top comment
"Great card...Very fast card. No problems. Just wish SanDisk made larger capacity microSD Express cards than 256Gb....It is the only type of memory card that is compatible with the Switch 2 and it works perfectly."
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Product Description
Unleash your creative potential and dive into new experiences with SanDisk microSD Express works with Nintendo Switch 2, the next-gen microSD card for those who refuse to settle. Offload your camera roll in record time and transfer a 2-hour HD movie download in less than 3.5 seconds while using SanDisk PRO-READER SD Express Dual Card (sold separately)—up to 4.4 times faster than our fastest microSD UHS-I cards. Start gaming faster and explore virtual worlds that appear more realistic than ever. On top of saving time, create next-level immersive content with a card that supports faster burst and sustained recording speeds than a SD UHS-II card.With the addition of a PCIe Gen 3-NVMe interface, the microSD Express card represents a massive step forward in the evolution of the microSD format with performance comparable to our basic portable SSD.SanDisk microSD Express cards work with current microSD UHS-I and UHS-II devices, supporting up to 5.3K video and 10MP RAW image capture. SanDisk ThermA helps keep your devices from overheating with a specially designed enclosure and an adaptive thermal controller. SanDisk microSD Express technology readies you—the next generation of creators and explorers—for the future of superspeed devices.
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Your price for this item is $72.99

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SanDisk - Extreme PLUS 2TB microSDXC UHS-I Memory Card
Model: SDSQXBD-2T00-GN6MA
SKU: 6610483
Rating 4.6 out of 5 stars with 10 reviews
Top comment
"Card Review...Card has worked flawlessly after a few months of usage, no issues...Great sd card...Must satisfied with my purchase. Alot space on the sd card."
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Product Description
Capture epic 5K point-of-view and 4K UHD aerial video – plus expand Android device, laptop, and handheld gaming console storage – with the SanDisk Extreme PLUS microSD UHS-I card made for enthusiasts, creators, and professionals. Record longer and save more with up to 2TB of storage. Experience efficient UHS-I workflows with an updated version of SanDisk QuickFlow technology. With read speeds up to 250MB/s and write speeds up to 150MB/s, you can offload card media in seconds with the SanDisk QuickFlow microSD UHS-I Card USB-A Reader (sold separately). Rated A2, the card loads apps quickly and enables their smooth running. Recover and restore accidentally deleted or corrupted files for two years, on us with RescuePRO Deluxe data recovery software. Designed, built, and tested to go the distance, you can trust SanDisk Extreme PLUS microSD UHS-I cards to help protect every shot.
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Top comment
"Card Review...Card has worked flawlessly after a few months of usage, no issues...Great sd card...Must satisfied with my purchase. Alot space on the sd card."
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Product Description
Capture epic 5K point-of-view and 4K UHD aerial video – plus expand Android device, laptop, and handheld gaming console storage – with the SanDisk Extreme PLUS microSD UHS-I card made for enthusiasts, creators, and professionals. Record longer and save more with up to 2TB of storage. Experience efficient UHS-I workflows with an updated version of SanDisk QuickFlow technology. With read speeds up to 250MB/s and write speeds up to 150MB/s, you can offload card media in seconds with the SanDisk QuickFlow microSD UHS-I Card USB-A Reader (sold separately). Rated A2, the card loads apps quickly and enables their smooth running. Recover and restore accidentally deleted or corrupted files for two years, on us with RescuePRO Deluxe data recovery software. Designed, built, and tested to go the distance, you can trust SanDisk Extreme PLUS microSD UHS-I cards to help protect every shot.
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Your price for this item is $279.99

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SanDisk - Extreme PLUS 32GB microSDHC UHS-I Memory Card
Model: SDSQXWG-032G-ANCMA
SKU: 9387066
Rating 4.8 out of 5 stars with 7561 reviews
Top comment
"Great memory...Can’t go wrong with Sandisk, especially with their Extreme Plus memories. Great memory card at a great price....Great Memory Card...These memory cards work very well for the purpose intended."
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Product Description
Get extreme speeds for fast transfer, app performance, and 4K UHD with the SanDisk Extreme PLUS microSDXC UHS-I Memory Card. Ideal for your Android smartphone, action cameras or drones, this high performance microSD does 4K UHD video recording, Full HD video, and high-resolution photos. The SanDisk Extreme PLUS microSDXC memory card reads up to 170MB/s and writes up to 90MB/s. It’s also A2-rated for fast app performance.
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Top comment
"Great memory...Can’t go wrong with Sandisk, especially with their Extreme Plus memories. Great memory card at a great price....Great Memory Card...These memory cards work very well for the purpose intended."
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Product Description
Get extreme speeds for fast transfer, app performance, and 4K UHD with the SanDisk Extreme PLUS microSDXC UHS-I Memory Card. Ideal for your Android smartphone, action cameras or drones, this high performance microSD does 4K UHD video recording, Full HD video, and high-resolution photos. The SanDisk Extreme PLUS microSDXC memory card reads up to 170MB/s and writes up to 90MB/s. It’s also A2-rated for fast app performance.
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Your price for this item is $13.99

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SanDisk - 128GB microSDXC UHS-I Memory Card for Nintendo Switch 1
Model: SDSQXBO-128G-ANCZA
SKU: 6103002
Rating 4.9 out of 5 stars with 6139 reviews
Top comment
"Fast Proprietary Memory For Your Switch...It's added memory for all your content. What else can I say?...Great memory...I love that Nintendo does not use proprietary memory for their consoles. Makes adding games digitally that much easier."
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Product Description
With incredible speed, the officially licensed SanDisk; microSDXC card for the Nintendo Switch 1 console lets you add 128GB of space to your system. Spend less time waiting and more time gaming with read and write speeds of up to 100MB/s and 90MB/s respectively. Perfect for keeping your favorite games in one place. Backed by a lifetime limited warranty, so you're ready for the long haul.
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Top comment
"Fast Proprietary Memory For Your Switch...It's added memory for all your content. What else can I say?...Great memory...I love that Nintendo does not use proprietary memory for their consoles. Makes adding games digitally that much easier."
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Product Description
With incredible speed, the officially licensed SanDisk; microSDXC card for the Nintendo Switch 1 console lets you add 128GB of space to your system. Spend less time waiting and more time gaming with read and write speeds of up to 100MB/s and 90MB/s respectively. Perfect for keeping your favorite games in one place. Backed by a lifetime limited warranty, so you're ready for the long haul.
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Your price for this item is $17.99

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SanDisk - Ultra PLUS 32GB microSDHC UHS-I Memory Card
Model: SDSQUB3-032G-ANCIA
SKU: 6346822
Rating 4.8 out of 5 stars with 4611 reviews
Top comment
"Memories...I always purchase memory cards when I go to concerts to capture memories. ...Reliable memory card...An extremely reliable memory card. I don't recommend purchasing memory cards from online sellers."
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Product Description
SanDisk Ultra PLUS microSDXC and microSDHC cards are fast for better pictures, app performance and Full HD video. Ideal for Android smartphones and tablets, these A1-rated cards load apps faster for a better smartphone experience. Built to perform in harsh conditions, SanDisk Ultra PLUS microSD cards are waterproof, temperature proof, shockproof and X-ray proof. This microSD card is also rated Class 10 and Video Speed Class 10 (V10) for Full HD video recording performance and comes with a lifetime warranty.
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Top comment
"Memories...I always purchase memory cards when I go to concerts to capture memories. ...Reliable memory card...An extremely reliable memory card. I don't recommend purchasing memory cards from online sellers."
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Product Description
SanDisk Ultra PLUS microSDXC and microSDHC cards are fast for better pictures, app performance and Full HD video. Ideal for Android smartphones and tablets, these A1-rated cards load apps faster for a better smartphone experience. Built to perform in harsh conditions, SanDisk Ultra PLUS microSD cards are waterproof, temperature proof, shockproof and X-ray proof. This microSD card is also rated Class 10 and Video Speed Class 10 (V10) for Full HD video recording performance and comes with a lifetime warranty.
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Your price for this item is $11.99

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