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Micro SD Memory Cards

Today's best Micro SD Memory Cards products & deals of 2026

Updated October 28, 2026·Our site contains affiliate links for which we may be compensated.

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Top Picks

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SanDisk

2.5K–5K sold/mo

SanDisk 512GB Extreme microSD UHS-I Card, Up to 245MB/s Read and 170MB/s Write, 5.3K Video, 4K UHD, High-Performance for Action Cams, Drones, Android Devices, SDSQXH9-512G-GZ6MA

CAPTURE LARGER THAN LIFE. Unlock startling 5K[3] point-of-view and pristine high-res stills with video speed class ratings of U3 and V30[4].

SPEED BARRIERS SHATTERED. Save precious moments with rapid read speeds up to 245MB/s[2] and write speeds up to 170MB/s[2] [256GB-1TB capacities[1]].

MAXIMIZE WITH MASSIVE CAPACITY. Record longer and store more with up to 2TB[1] of storage.

DURABILITY YOU CAN COUNT ON. SANDISK microSD cards are temperature proof, humidity proof, waterproof, shock proof, drop proof, magnet proof, X-ray proof and wear-out proof[7].

EASY CONTENT MANAGEMENT. Easily back up, organize, and transfer your photos and videos with the SANDISK Memory Zone desktop or Android mobile app[10].

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Amazon Basics

1K–2.5K sold/mo

Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 512GB, Black

Compatible with Nintendo Switch (NOT Nintendo Switch 2). Always check your device's max supported capacity.

Reliable Real-World Capacity - Labeled Capacities/Usable Capacities: 64GB/≥58GB; 128GB/≥116GB; 256GB/≥232GB; 512GB/≥465GB; 1TB/≥908GB (Due to OS formatting and binary/decimal calculation differences)

4K & Full HD Ready — Optimized for high-bitrate video recording and burst-mode photography. Handles RAW files, time-lapse sequences, and smooth 4K UHD playback without lag or frame drops.

UHS-I U3 + A2 Certified Speed — Up to 100MB/s read speed (lab-tested); meets Video Speed Class V30 and Application Class A2 for fast app loading, responsive multitasking, and reliable performance on Android devices.

Built for Adventure — Shock-resistant, IPX6 water-resistant, and rated for extreme temperatures (−10°C to +80°C). Also resistant to X-rays and magnetic fields — ideal for travel, outdoor use, and dashcams.

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SanDisk

SANDISK 256B Extreme microSD Card + Adapter, Up to 245MB/s Read Speeds | UHS-I, V30, 5K & 4K UHD, U3, C10, A2, Up to 170MB/s Write Speeds, Ideal for Action Cams+Drones, Android- SDSQXH9-256G-GZ6MA

CAPTURE LARGER THAN LIFE. Unlock startling 5K[3] point-of-view and pristine high-res stills with video speed class ratings of U3 and V30[4].

SPEED BARRIERS SHATTERED. Save precious moments with rapid read speeds up to 245MB/s[2] and write speeds up to 170MB/s[2] [256GB-1TB capacities[1]].

MAXIMIZE WITH MASSIVE CAPACITY. Record longer and store more with up to 2TB[1] of storage.

DURABILITY YOU CAN COUNT ON. SANDISK microSD cards are temperature proof, humidity proof, waterproof, shock proof, drop proof, magnet proof, X-ray proof and wear-out proof[7].

EASY CONTENT MANAGEMENT. Easily back up, organize, and transfer your photos and videos with the SANDISK Memory Zone desktop or Android mobile app[10].

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SanDisk

SANDISK 256GB Ultra microSD UHS-I Card - Up to 195MB/s Read Speed, Full HD Video, V10, U1, C10, A4 - SDSQUJQ-256G-GZ6MA

EXPAND YOUR STORAGE. Insert your card to add massive storage up to 1.5TB[1] to your Android smartphones and tablets, digital cameras, and laptops.

SPACE FOR MORE. With expansive capacities up to 1.5TB[1], capture and store hours of Full HD video[4], movies, music, games, photos, and podcasts.

MOVE FILES FAST. Use your card with the SANDISK QuickFlow microSD UHS-I Card USB-A Reader[6] to achieve up to 195MB/s[2] read speeds [128GB-1.5TB models] and offload your content fast.

LOAD APPS IN A SNAP. Rated A1[3], the SANDISK Ultra microSD card is optimized for faster app launch and overall app performance.

EASY CONTENT MANAGEMENT. Easily back up, organize, and transfer your photos and videos with the SANDISK Memory Zone desktop or Android mobile app[5].

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Samsung

Samsung P9 Express microSDXC 256GB for Nintendo-Switch™ 2 | Express microSD Card for Nintendo-Switch™ 2 (MB MK256T/AM)

TRANSFER SPEEDS UP TO 800 MB/S: With sequential read speeds up to 800 MB/s, get into your game up to 4× faster than our standard microSD cards (UHS I)¹.

DYNAMIC THERMAL GUARD: Keeps its cool even when the action heats up. Dynamic Thermal Guard helps reduce overheating for fast, smooth gameplay.

ALL YOUR GAMES ON ONE TINY CARD: Store all your games and downloadable content (DLCs) with up to 512GB of reliable storage. No deleting. No compromises.

6-PROOF PROTECTION WITH 3-YEAR LIMITED WARRANTY: Built to last, made for peace of mind. Anything can happen when you’re gaming on the go. With 6 types of protection²⁻⁹, the P9 Express can handle it all—helping maintain your game progress.

NEXT-GEN AND BACKWARD COMPATIBLE: Your microSD Express card is compatible with Nintendo Switch 2¹⁰ and microSD UHS-I¹¹ devices, including tablets, drones, cameras and more.

BOOST YOUR MEMORY CARD HEALTH: Samsung Magician Software helps you unlock unstoppable P9 Express performance. It includes product authenticity verification and drive health monitoring.¹¹

WORLD’S NO. 1 FLASH MEMORY BRAND: Performance and reliability you can count on from the world's number one brand for flash memory since 2003.¹² All firmware and components are produced in-house, including our world-renowned DRAM and NAND, for quality you can trust.

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SanDisk

SANDISK 128GB Ultra microSD UHS-I Card - Up to 195MB/s Read Speed, Full HD Video, V10, U1, C10, A5 - SDSQUJQ-128G-GZ6MA

EXPAND YOUR STORAGE. Insert your card to add massive storage up to 1.5TB[1] to your Android smartphones and tablets, digital cameras, and laptops.

SPACE FOR MORE. With expansive capacities up to 1.5TB[1], capture and store hours of Full HD video[4], movies, music, games, photos, and podcasts.

MOVE FILES FAST. Use your card with the SANDISK QuickFlow microSD UHS-I Card USB-A Reader[6] to achieve up to 195MB/s[2] read speeds [128GB-1.5TB models] and offload your content fast.

LOAD APPS IN A SNAP. Rated A1[3], the SANDISK Ultra microSD card is optimized for faster app launch and overall app performance.

EASY CONTENT MANAGEMENT. Easily back up, organize, and transfer your photos and videos with the SANDISK Memory Zone desktop or Android mobile app[5].

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Amazon Basics

Amazon Basics microSDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 128GB, Black

Compatible with Nintendo Switch (NOT Nintendo Switch 2). Always check your device's max supported capacity.

Reliable Real-World Capacity - Labeled Capacities/Usable Capacities: 64GB/≥58GB; 128GB/≥116GB; 256GB/≥232GB; 512GB/≥465GB; 1TB/≥908GB (Due to OS formatting and binary/decimal calculation differences)

4K & Full HD Ready — Optimized for high-bitrate video recording and burst-mode photography. Handles RAW files, time-lapse sequences, and smooth 4K UHD playback without lag or frame drops.

UHS-I U3 + A2 Certified Speed — Up to 100MB/s read speed (lab-tested); meets Video Speed Class V30 and Application Class A2 for fast app loading, responsive multitasking, and reliable performance on Android devices.

Built for Adventure — Shock-resistant, IPX6 water-resistant, and rated for extreme temperatures (−10°C to +80°C). Also resistant to X-rays and magnetic fields — ideal for travel, outdoor use, and dashcams.

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SanDisk

SANDISK 128GB High Endurance Video microSDXC Card with Adapter for dash cam and home monitoring systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-128G-GN6IA

Compatible with Nintendo-Switch (NOT Nintendo-Switch 2)

Ideal for dash cams and home monitoring systems

Designed for high endurance so you can record for up to 10,000 hours with no worries (Actual hours of video saved less. Full HD (1920x1080) video only; total hours less for 4K UHD (3840 x 2160) video.)

Built for and tested in harsh conditions; temperature proof, water proof, shock proof, humidity proof and magnet proof (Card only. See product packaging and official SanDisk website for more information and limitations.)

Save more videos with capacities up to 128GB (1GB = 1,000,000,000 bytes. Actual user storage less.)

Record and save more Full HD or 4K videos(3) with capacities up to 256GB (Compatible device required; Full HD (1920x1080) and/or 4K UHD (3840x2160) video support may vary based on host device, file attributes, usage conditions and other factors)

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Pny

PNY 64GB Elite-X Class 10 U3 V30 A1 microSDXC Flash Memory Card 3-Pack | up to 100MB/s Read, UHS-I, 4K UHD, Full HD, Smartphones, Tablets, Drones, Surveillance Cameras, Video Cameras, Computers

SMOOTH CONTENT CAPTURE: Class 10, U3, V30 speed class performance with read speeds up to 100MB/s for fast and smooth burst mode HD Photography and 4K Ultra HD Videography²

FASTER APP LAUNCH: A1 App Performance enables apps to run directly from the microSD card, delivering faster app launch and performance. A1 provides minimally 1500 IOPS (Read) and 500 IOPS (Write)

EXTENSIVE COMPATIBILITY: Record and transfer videos, photos, music, files and more from microSD enabled host devices such as Android smartphones and tablets, action and surveillance cameras, drones, computers and more

USE WITH SD HOST DEVICES: Included SD adapter for compatibility with SD enabled host devices including DSLR cameras, video cameras, desktops, and laptops

EXTREME RELIABILITY: Shock Proof, Temperature Proof, Waterproof, Drop Proof, X-Ray Proof, Wearout Proof, Vibration Proof, ESD Proof, and Humidity Proof³

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Patriot Memory 64GB EP A1/V30 Micro SD Card,Android Phones,Tablets,4K | Performance classes: V30, A1; Compatible with Android

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Our #1 Pick Today

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SanDisk

2.5K–5K sold/mo

SanDisk 512GB Extreme microSD UHS-I Card, Up to 245MB/s Read and 170MB/s Write, 5.3K Video, 4K UHD, High-Performance for Action Cams, Drones, Android Devices, SDSQXH9-512G-GZ6MA

CAPTURE LARGER THAN LIFE. Unlock startling 5K[3] point-of-view and pristine high-res stills with video speed class ratings of U3 and V30[4].

SPEED BARRIERS SHATTERED. Save precious moments with rapid read speeds up to 245MB/s[2] and write speeds up to 170MB/s[2] [256GB-1TB capacities[1]].

MAXIMIZE WITH MASSIVE CAPACITY. Record longer and store more with up to 2TB[1] of storage.

DURABILITY YOU CAN COUNT ON. SANDISK microSD cards are temperature proof, humidity proof, waterproof, shock proof, drop proof, magnet proof, X-ray proof and wear-out proof[7].

EASY CONTENT MANAGEMENT. Easily back up, organize, and transfer your photos and videos with the SANDISK Memory Zone desktop or Android mobile app[10].

Details & specs

Compare

Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Micro SD Memory Cards deals are available from: Amazon, starting from $13.99.

The biggest discount we found is 40% on Samsung P9 Express microSDXC 256GB for Nintendo-Switch™ 2 | Express microSD Card for Nintendo-Switch™ 2 (MB MK256T/AM) (MB-MK256T/AM) at Amazon.

The lowest price we found is $13.99 while the highest is $139.99. Prices for the best Micro SD Memory Cards deals average at $61.81.

Our Ranking Process

We analyzed thousands of deals using our proprietary SmartDeal algorithm.

Discount Depth

Verifying true historical lows vs seasonal noise.

Price History

365-day tracking to establish a fair median baseline.

User Ratings

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Value Ratio

Weighing features vs cost for maximum utility.

Popularity

Real-time demand tracking for trending items.

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