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Best Buy customers often prefer the following products when searching for biggest sd cards.

If you're a photographer who's ever run out of storage space, or if you're looking for a way to expand the photo-and-video capabilities of your device, we've got you covered. Browse the top-ranked list of biggest SD cards below along with associated reviews and opinions.

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  1. PNY - Pro Elite 512GB MicroSDXC U3 Flash Memory Card - Front_Zoom

    Model: PNY 512GB MICROSD U3
    SKU: 6329148
    Top comment

    "Very convenient for the price and memory capacities, good quality!...PNY micro SD card...Very Slow data transfer, but has large capacity for storage"

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    Product Description

    Provide secure storage for photos and videos with this PNY Pro Elite microSD card. The 512GB capacity offers ample space for tablet, camera and laptop files, and the 95MB read and 90MB write speed support highly intensive applications. This PNY Pro Elite microSD card includes an SD adapter for seamless use on SD, SDHC or SDXC host devices.
    See all microSDXC
    Top comment

    "Very convenient for the price and memory capacities, good quality!...PNY micro SD card...Very Slow data transfer, but has large capacity for storage"

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    Product Description

    Provide secure storage for photos and videos with this PNY Pro Elite microSD card. The 512GB capacity offers ample space for tablet, camera and laptop files, and the 95MB read and 90MB write speed support highly intensive applications. This PNY Pro Elite microSD card includes an SD adapter for seamless use on SD, SDHC or SDXC host devices.
    See all microSDXC
    See all microSDXC
  2. SanDisk - Ultra PLUS 128GB microSDXC UHS-I Memory Card - Front_Zoom

    Model: SDSQUBC-128G-AN6IA
    SKU: 6515480
    Top comment

    "SD Card...I needed an sd card for more storage on a switch, affordable and was exactly what I needed....It's got 128 GB of storage and works. I'm not sure what else you need in an SD card."

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    Product Description

    Transfer media from your phone to laptop with this SanDisk SDSQUBC-128G-AN6IA Ultra PLUS microSDXC memory card. The transfer speeds of up to 150MB/sec. enable rapid access to data, while the included adapter boosts connectivity. This SanDisk Ultra PLUS microSDXC memory card features a 128GB storage capacity to hold plenty of files, and the SanDisk Memory Zone allows for seamless file management.
    See all microSDXC
    Top comment

    "SD Card...I needed an sd card for more storage on a switch, affordable and was exactly what I needed....It's got 128 GB of storage and works. I'm not sure what else you need in an SD card."

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    Product Description

    Transfer media from your phone to laptop with this SanDisk SDSQUBC-128G-AN6IA Ultra PLUS microSDXC memory card. The transfer speeds of up to 150MB/sec. enable rapid access to data, while the included adapter boosts connectivity. This SanDisk Ultra PLUS microSDXC memory card features a 128GB storage capacity to hold plenty of files, and the SanDisk Memory Zone allows for seamless file management.
    See all microSDXC
    See all microSDXC
  3. SanDisk - 256GB microSDXC UHS-I Memory Card for Nintendo Switch Fortnite Edition - Front_Zoom
    Top comment

    "Little Card, Big Storage and Fast Too...Even though it specifies Fortnite and Nintendo Switch you can still use the card with other compatible systems. We are really happy with this little card with big storage. ...Storage plus Fortnite...When you need storage for your Switch and you love Fortnite, this SD card is for you. "

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    Product Description

    Store your favorite gaming titles on this SanDisk SDSQXAO-256G-AN6ZG Fortnite Edition microSDXC memory card for Nintendo Switch. The 256GB storage capacity provides ample space for large video games, while the read speeds of up to 100MB/sec. and write speeds of up to 90MB/sec. ensure rapid data transfer. This SanDisk Fortnite Edition microSDXC memory card boasts high performance to effortlessly load your titles.
    See all microSDXC
    Top comment

    "Little Card, Big Storage and Fast Too...Even though it specifies Fortnite and Nintendo Switch you can still use the card with other compatible systems. We are really happy with this little card with big storage. ...Storage plus Fortnite...When you need storage for your Switch and you love Fortnite, this SD card is for you. "

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    Product Description

    Store your favorite gaming titles on this SanDisk SDSQXAO-256G-AN6ZG Fortnite Edition microSDXC memory card for Nintendo Switch. The 256GB storage capacity provides ample space for large video games, while the read speeds of up to 100MB/sec. and write speeds of up to 90MB/sec. ensure rapid data transfer. This SanDisk Fortnite Edition microSDXC memory card boasts high performance to effortlessly load your titles.
    See all microSDXC
    See all microSDXC
  4. SanDisk - Extreme PLUS 1TB microSDXC UHS-I Memory Card - Front_Zoom

    Model: SDSQXBD-1T00-AN6MA
    SKU: 6495762
    Top comment

    "Good amount of storage...Good sd card…………………………………………………………………………………………………....SanDisk - Extreme PLUS 1TB microSDXC UHS-I Memory Card. Big capacity is small package. Will be installing to upgrade the memory of a Surface Pro 3, 128GB."

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    Product Description

    Expand your storage capacity with this SanDisk SDSQXBD-1T00-AN6MA Extreme PLUS microSD. The 1TB capacity provides plenty of space for photos, while the Video Speed Class 30 rating and UHS Speed Class 3 support captures high-quality 4K UHD and Full HD videos. This SanDisk Extreme PLUS microSD has write speeds of up to 90MB/sec. for faster performance.
    See all microSDXC
    Top comment

    "Good amount of storage...Good sd card…………………………………………………………………………………………………....SanDisk - Extreme PLUS 1TB microSDXC UHS-I Memory Card. Big capacity is small package. Will be installing to upgrade the memory of a Surface Pro 3, 128GB."

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    Product Description

    Expand your storage capacity with this SanDisk SDSQXBD-1T00-AN6MA Extreme PLUS microSD. The 1TB capacity provides plenty of space for photos, while the Video Speed Class 30 rating and UHS Speed Class 3 support captures high-quality 4K UHD and Full HD videos. This SanDisk Extreme PLUS microSD has write speeds of up to 90MB/sec. for faster performance.
    See all microSDXC
    See all microSDXC
  5. Nextbase - 128GB U3 MicroSD Memory Card for Dash Cams - Front_Zoom
    Top comment

    "basic sd card...needed this sd card to expand the memory of camera, works great...Big ad card...Got the big ad card and still fills up after hours of drive tim"

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    Product Description

    The Nextbase 128GB U3 micro SD card and adapter is the perfect partner for all Nextbase Dash Cams. It is required for the Dash Cam to record the road ahead in full HD, 1440p, or 4K quality and is required for use with Nextbase Rear Camera Modules. With a capacity of 64GB, it will record approximately 8 hours of footage before the Dash Cam overwrites previous recordings, and up to 4 hours when using a Rear Camera Module. With a read speed of up to 100MB/s and write speed of 70MB/s, this is the ideal microSD card to capture footage on your Nextbase Dash Cam. It includes a microSD card adapter, to easily transfer footage to your PC/Mac
    See all microSD (SDHC, SDXC)
    Top comment

    "basic sd card...needed this sd card to expand the memory of camera, works great...Big ad card...Got the big ad card and still fills up after hours of drive tim"

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    Product Description

    The Nextbase 128GB U3 micro SD card and adapter is the perfect partner for all Nextbase Dash Cams. It is required for the Dash Cam to record the road ahead in full HD, 1440p, or 4K quality and is required for use with Nextbase Rear Camera Modules. With a capacity of 64GB, it will record approximately 8 hours of footage before the Dash Cam overwrites previous recordings, and up to 4 hours when using a Rear Camera Module. With a read speed of up to 100MB/s and write speed of 70MB/s, this is the ideal microSD card to capture footage on your Nextbase Dash Cam. It includes a microSD card adapter, to easily transfer footage to your PC/Mac
    See all microSD (SDHC, SDXC)
    See all microSD (SDHC, SDXC)
  6. SanDisk - Extreme PLUS 1TB microSDXC UHS-I Memory Card - Front_Zoom

    Model: SDSQXBZ-1T00-ANCMA
    SKU: 6348584
    Top comment

    "Nice big storage fast easy and affordable Get one today!...The cost is only a bit more than the same amount of storage purchased in multiple smaller capacity cards. "

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    Product Description

    Expand your device's storage capacity with this SanDisk Extreme PLUS microSDXC memory card. Fast read and write speeds of up to 170MB/sec. and 90MB/sec. allow fast performance and quick data transfer, while the 1TB capacity provides enough storage for all your photos, videos and files. This SanDisk Extreme PLUS microSDXC memory card captures full HD multimedia content in crisp clarity.
    See all microSDXC
    Top comment

    "Nice big storage fast easy and affordable Get one today!...The cost is only a bit more than the same amount of storage purchased in multiple smaller capacity cards. "

    See all customer reviews

    Product Description

    Expand your device's storage capacity with this SanDisk Extreme PLUS microSDXC memory card. Fast read and write speeds of up to 170MB/sec. and 90MB/sec. allow fast performance and quick data transfer, while the 1TB capacity provides enough storage for all your photos, videos and files. This SanDisk Extreme PLUS microSDXC memory card captures full HD multimedia content in crisp clarity.
    See all microSDXC
    See all microSDXC
  7. Samsung - PRO Endurance 64GB microSDXC SD Memory Card - Front_Zoom
    Top comment

    "Great Memory Card...I have been loyal to 1 brand of SD cards for years. Howeve, I am now loyal to the Samsung brand. ...Big Storage...The Pro Endurance 128GB has great storage capacity to hold all my videos and photos. "

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    Product Description

    Extreme endurance for monitoring devices Built to last up to hours of recording (256GB model) Stands up against magnets, X-rays, water, drop and more. Record and play in FHD and 4K Engineered to deliver long lasting performance.
    See all Memory Cards
    Top comment

    "Great Memory Card...I have been loyal to 1 brand of SD cards for years. Howeve, I am now loyal to the Samsung brand. ...Big Storage...The Pro Endurance 128GB has great storage capacity to hold all my videos and photos. "

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    Product Description

    Extreme endurance for monitoring devices Built to last up to hours of recording (256GB model) Stands up against magnets, X-rays, water, drop and more. Record and play in FHD and 4K Engineered to deliver long lasting performance.
    See all Memory Cards
    See all Memory Cards
  8. Samsung - PRO Endurance 256GB MicroSDXC Memory Card - Front_Zoom
    Top comment

    "The card is fast and it has lots of storage. I've used in my camera and notice a huge difference in speed for writing and uploading while using this versus other cards. ...Micro SD card...Great product a lot of storage to my cellphone and very good quality!!"

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    Product Description

    Extreme endurance for monitoring devices Built to last up to hours of recording (256GB model) Stands up against magnets, X-rays, water, drop and more. Record and play in FHD and 4K Engineered to deliver long lasting performance.
    See all Memory Cards
    Top comment

    "The card is fast and it has lots of storage. I've used in my camera and notice a huge difference in speed for writing and uploading while using this versus other cards. ...Micro SD card...Great product a lot of storage to my cellphone and very good quality!!"

    See all customer reviews

    Product Description

    Extreme endurance for monitoring devices Built to last up to hours of recording (256GB model) Stands up against magnets, X-rays, water, drop and more. Record and play in FHD and 4K Engineered to deliver long lasting performance.
    See all Memory Cards
    See all Memory Cards
  9. PNY - 64GB Elite Class 10 U1 microSDXC Flash Memory Card - Front_Zoom

    Model: P-SDUX64GBU185GW-GE
    SKU: 6327960
    Top comment

    "Nice SD card for phonevstorage...This sd card works great in my samsung phone. Gave my phone twice as much storage....Cheap reliable memory card...I bought both 32 GB and 64 GB capacities for smart phone storage expansion with good results. "

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    Product Description

    Take Full HD videos with this 64GB PNY Elite microSD card. Featuring read speeds of up to 100MB/sec., this high-performance microSD card easily handles high-resolution photos and Full HD video. This PNY Elite microSD card has a 64GB storage capacity, which accommodates large numbers of photos and hours of video.
    See all microSDXC
    Top comment

    "Nice SD card for phonevstorage...This sd card works great in my samsung phone. Gave my phone twice as much storage....Cheap reliable memory card...I bought both 32 GB and 64 GB capacities for smart phone storage expansion with good results. "

    See all customer reviews

    Product Description

    Take Full HD videos with this 64GB PNY Elite microSD card. Featuring read speeds of up to 100MB/sec., this high-performance microSD card easily handles high-resolution photos and Full HD video. This PNY Elite microSD card has a 64GB storage capacity, which accommodates large numbers of photos and hours of video.
    See all microSDXC
    See all microSDXC
  10. SanDisk - 512GB microSDXC UHS-I Memory Card for Nintendo Switch - Front_Zoom
    Top comment

    "Memory sd...I love the big storage and the color of the design...Good Product. I like the big storage space, stores all my games."

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    Product Description

    Store favorite games on your Nintendo Switch with this SanDisk SDSQXAO-512G-ANCZN UHS-I microSDXC memory card. The 512GB capacity offers ample storage, while the write speeds of up to 90MB/sec. let you move files rapidly. This SanDisk UHS-I microSDXC memory card has a shockproof and waterproof design for reliable durability, and the compatibility with DSLR and video cameras allows for flexible use.
    See all microSDXC
    Top comment

    "Memory sd...I love the big storage and the color of the design...Good Product. I like the big storage space, stores all my games."

    See all customer reviews

    Product Description

    Store favorite games on your Nintendo Switch with this SanDisk SDSQXAO-512G-ANCZN UHS-I microSDXC memory card. The 512GB capacity offers ample storage, while the write speeds of up to 90MB/sec. let you move files rapidly. This SanDisk UHS-I microSDXC memory card has a shockproof and waterproof design for reliable durability, and the compatibility with DSLR and video cameras allows for flexible use.
    See all microSDXC
    See all microSDXC
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