Updated:May, 2026

10 Best Nintendo Switch 2 Microsd Express Card of 2026

Best Choice

9.9

Outstanding

Nintendo

Samsung microSD Express Card – 256GB for Nintendo Switch™ 2

Why We Love It

Nintendo Switch 2 uses a new standard of expandable memory card called microSD Express (sold separately). This kind of memory card is needed for faster access speeds and to ensure games will run smoothly.
Please note: Nintendo Switch 2 is only compatible with microSD Express cards. If the microSD cards you have used for Nintendo Switch do not support microSD Express standards, you cannot use them with Nintendo Switch 2.

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Why We Love It

Nintendo Switch 2 uses a new standard of expandable memory card called microSD Express (sold separately). This kind of memory card is needed for faster access speeds and to ensure games will run smoothly.
Please note: Nintendo Switch 2 is only compatible with microSD Express cards. If the microSD cards you have used for Nintendo Switch do not support microSD Express standards, you cannot use them with Nintendo Switch 2.

How We Find the Top Picks

We use smart data tools to review thousands of products and stores, analyzing ratings, reviews, and popularity trends to highlight what truly matters to shoppers like you.

Our experts then refine the results, blending AI insights with real user experiences to deliver accurate, up-to-date rankings that help you choose with confidence.

9.5

Excellent

Sandisk

SANDISK 512GB microSD Express Card - Works with Nintendo-Switch 2, Up to 880MB/s Read, Up to 650MB/s Write, 220MB/s Sustained Write, U3, C10 - SDSQXFN-512G-GN4N

Main Highlights

NEXT GEN GAMING: Works with Nintendo Switch 2.
READY FOR TOMORROW. Ready for future products with a PCIe-NVMe interface; performs at UHS-I speeds with microSD UHS-I and UHS-II devices.
EXPONENTIALLY FASTER PERFORMANCE. Up to 4.4 times faster transfer speeds than our fastest microSD UHS-I cards [9]. Transfer a 2-hour HD movie in less than 3.5 seconds [1]; save up to 2.8 minutes transferring 60 minutes of 4K UHD video [4] shot at 30 fps when paired with the SanDisk PRO-READER SD Express Dual Card (sold separately) [9]
DURABILITY YOU CAN COUNT ON: Cards are waterproof, temperature-proof, humidity-proof, drop-proof, shock-proof, magnetic-proof, x-ray proof, and wear-out proof [5].
HEAT MANAGEMENT REIMAGINED. SanDisk ThermAdapt helps keep devices from overheating with a specially designed enclosure and controller that uses dynamic adaptive thermal management.

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Main Highlights

NEXT GEN GAMING: Works with Nintendo Switch 2.
READY FOR TOMORROW. Ready for future products with a PCIe-NVMe interface; performs at UHS-I speeds with microSD UHS-I and UHS-II devices.
EXPONENTIALLY FASTER PERFORMANCE. Up to 4.4 times faster transfer speeds than our fastest microSD UHS-I cards [9]. Transfer a 2-hour HD movie in less than 3.5 seconds [1]; save up to 2.8 minutes transferring 60 minutes of 4K UHD video [4] shot at 30 fps when paired with the SanDisk PRO-READER SD Express Dual Card (sold separately) [9]
DURABILITY YOU CAN COUNT ON: Cards are waterproof, temperature-proof, humidity-proof, drop-proof, shock-proof, magnetic-proof, x-ray proof, and wear-out proof [5].
HEAT MANAGEMENT REIMAGINED. SanDisk ThermAdapt helps keep devices from overheating with a specially designed enclosure and controller that uses dynamic adaptive thermal management.

9.5

Excellent

Gigastone

【Designed for Switch 2】 GIGASTONE 1TB microSD Express, R/W 800/650MB/s Compatible with Switch 2, MicroSDXC Express Memory Card SD 7.1, Professional Camera, A1 V30 U3, with SD Adapter

Main Highlights

Read/Write up to 800/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

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Main Highlights

Read/Write up to 800/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

9.2

Excellent

Nintendo

Nintendo Switch 2 Micro SD Card, SanDisk

Main Highlights

Nintendo Switch 2 Micro SD Card; SanDisk

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Main Highlights

Nintendo Switch 2 Micro SD Card; SanDisk

9.0

Excellent

Samsung

Samsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM)

Main Highlights

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 youre gaming on the go. With 6 types of protection², the P9 Express can handle it allhelping maintain your game progress.
NEXT-GEN AND BACKWARD COMPATIBLE: Your microSD Express card is compatible with Nintendo Switch 2¹ 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
WORLDS 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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Main Highlights

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 youre gaming on the go. With 6 types of protection², the P9 Express can handle it allhelping maintain your game progress.
NEXT-GEN AND BACKWARD COMPATIBLE: Your microSD Express card is compatible with Nintendo Switch 2¹ 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
WORLDS 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.

8.8

Very Good

Lexar

Lexar 1TB Play PRO microSD Express Card, UHS-I, C10, U3, V30, Full HD, 4K, Up to 900/600 MB/s Memory Card, Nintendo-Switch 2, ASUS ROG Ally, Steam Deck (LMSXPS0001T-BNNNU)

Main Highlights

The perfect card for the Nintendo Switch 2 delivers revolutionary performance that is 4x faster than typical UHS-I microSD cards
PCIe technology delivers read speeds up to 900MB/s so the game loads faster
Write speed up to 600MB/s deliver accelerated download speeds when paired with the Lexar microSD Express card reader
Level-up your handheld gaming experience with next-gen tech
1TB microSD Express card offers more space for your favorite games
Backwards-compatible with UHS-I and UHS-II (at UHS-I speeds) host devices, future-proofed for microSD Express devices
Includes a limited lifetime warranty and lifetime access to the Lexar Recovery Tool

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Main Highlights

The perfect card for the Nintendo Switch 2 delivers revolutionary performance that is 4x faster than typical UHS-I microSD cards
PCIe technology delivers read speeds up to 900MB/s so the game loads faster
Write speed up to 600MB/s deliver accelerated download speeds when paired with the Lexar microSD Express card reader
Level-up your handheld gaming experience with next-gen tech
1TB microSD Express card offers more space for your favorite games
Backwards-compatible with UHS-I and UHS-II (at UHS-I speeds) host devices, future-proofed for microSD Express devices
Includes a limited lifetime warranty and lifetime access to the Lexar Recovery Tool

8.6

Very Good

Gigastone

【Designed for Switch 2】 GIGASTONE 512GB microSD Express, R/W 880/650MB/s Compatible with Switch 2, MicroSDXC Express Memory Card SD 7.1, Professional Camera, A1 V30 U3, with SD Adapter

Main Highlights

Read/Write up to 880/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

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Main Highlights

Read/Write up to 880/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

8.3

Very Good

Samsung

Samsung P9 Express microSD Express Card, 512GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK512T/AM)

Main Highlights

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 youre gaming on the go. With 6 types of protection², the P9 Express can handle it allhelping maintain your game progress.
NEXT-GEN AND BACKWARD COMPATIBLE: Your microSD Express card is compatible with Nintendo Switch 2¹ 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.¹²
WORLDS NO. 1 FLASH MEMORY BRAND: Performance and reliability you can count on from the world's number one brand for flash memory since 2003.¹³ All firmware and components are produced in-house, including our world-renowned DRAM and NAND, for quality you can trust.

Check Price

Main Highlights

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 youre gaming on the go. With 6 types of protection², the P9 Express can handle it allhelping maintain your game progress.
NEXT-GEN AND BACKWARD COMPATIBLE: Your microSD Express card is compatible with Nintendo Switch 2¹ 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.¹²
WORLDS NO. 1 FLASH MEMORY BRAND: Performance and reliability you can count on from the world's number one brand for flash memory since 2003.¹³ All firmware and components are produced in-house, including our world-renowned DRAM and NAND, for quality you can trust.

8.1

Very Good

Addlink

addlink 512GB Gaming microSD Express Card for Nintendo-Switch 2, Speed Up to R/W 880/750 MB/s MicroSDXC Express Memory, ROG Ally, Steam Deck, Camera UHS-I, C10, U3, V30, Full HD 4K

Main Highlights

[Design for next gen gaming]: NintendoSwitch 2, Steam Deck, Rog Ally, other portable gaming devices and Android Gaming Smartphones, this card goes beyond basic storage. Store more videos, movies, games, music.
[Revolutionary performance]:4x faster than typical UHS-I microSD cards
[Performance]: Incredible speed Read/write Speeds Up To 880MB/750 MB/s. The premier 512GB model offers immediate access to a vast library of games, enabling endless play. Combining premier storage with swift performance, the card allows for quick game starts. Note: read/write speed depend on the device, interface, usage and other factors so that actual performance may be lower.
[Backwards-compatible]: with UHS-I and UHS-II (at UHS-I speeds) host devices, future-proofed for microSD Express devices
[Reliable & Durable]: Drop proof, shock proof, waterproof, dust proof, Static proof, and X-ray proof
[Warranty]: 5 years Limited Warranty

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Main Highlights

[Design for next gen gaming]: NintendoSwitch 2, Steam Deck, Rog Ally, other portable gaming devices and Android Gaming Smartphones, this card goes beyond basic storage. Store more videos, movies, games, music.
[Revolutionary performance]:4x faster than typical UHS-I microSD cards
[Performance]: Incredible speed Read/write Speeds Up To 880MB/750 MB/s. The premier 512GB model offers immediate access to a vast library of games, enabling endless play. Combining premier storage with swift performance, the card allows for quick game starts. Note: read/write speed depend on the device, interface, usage and other factors so that actual performance may be lower.
[Backwards-compatible]: with UHS-I and UHS-II (at UHS-I speeds) host devices, future-proofed for microSD Express devices
[Reliable & Durable]: Drop proof, shock proof, waterproof, dust proof, Static proof, and X-ray proof
[Warranty]: 5 years Limited Warranty

8.1

Very Good

Gigastone

【Designed for Switch 2】 GIGASTONE 256GB microSD Express, R/W 880/650MB/s Compatible with Switch 2, MicroSDXC Express Memory Card SD 7.1, Professional Camera, A1 V30 U3, with SD Adapter

Main Highlights

Read/Write up to 880/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

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Main Highlights

Read/Write up to 880/650 MB/s, Ultra Fast Gaming Response
SD 7.1 Small Card, Giant Leap
Includes microSD to SD Adapter
5-year limited warranty

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