Skip to content

Best Memory Cards for Galaxy S9 of 2026

Kenneth Collin Avatar
Kenneth Collin

Last Updated:

Save
Share

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

If you own a Galaxy S9, you know how important it is to have enough storage space to store your photos, videos, and apps. Memory cards offer an easy and affordable solution to expand your phone's storage capacity. These memory cards are compatible with Galaxy S9 and offer high-speed data transfer rates, making it easy to move large files quickly. With various storage options available, you can choose the right memory card to suit your needs and never worry about running out of storage space again.

At a Glance: Our Top Picks

Mystor Micro Sd Card, Memory Card Cover #TOP 1

Mystor Micro Sd Card, Memory Card

9.9
Read Review
Mystor Micro Sd Card, Memory Card Cover #TOP 2

Mystor Micro Sd Card, Memory Card

9.8
Read Review
Digi Chip 128GB High Speed Micro-SD Card Cover #TOP 3

Digi Chip 128GB High Speed Micro-SD Card

9.6
Read Review

Top 10 Memory Cards for Galaxy S9

#TOP 1

Mystor Micro Sd Card, Memory Card

  • Mystor
  • MYSTOR256
  • 256GB
Mystor Micro Sd Card, Memory Card Cover

Mystor Micro Sd Card, Memory Card for Samsung Galaxy Tab S9, S8, S10, A9, Micro sd Card for Samsung Tab A9 Plus, S8 Plus, S10+ Tablet PC MicroSD Memory MicroSDXC (64GB MicroSD RapidEdge)

Features

  • Exceptional Speed: Enjoy Fast Transfer Speeds Up To 100mb/s With The Mystor Micro SDXC Card; High Speed Micro SD Memory Card For Tablet Pcs; Quickly Move Your Files Without Delays; No More Waiting For Data To Load, Video Speed V30, App Speed A1.
  • Versatile Micro SD Card Storage Solution: Ideal For Storing All Types Of Data; Perfect Memory Card For Samsung Galaxy Tablet PCs; Mystor Micro Sd Memory Cards Easily And Safely Your Photos, Videos, And Documents.
  • Reliable Performance: Mystor MicroSD Memory Cards Utilize High Performance And High Spec Class 10 UHS-1 U3 Micro SD Memory Chips For A Dependable Storage Solution And To Ensures Your Data Is Safe And Accessible At All Times. Micro-SD Cards To Rely On.
9.9
FTB Score
Buy on Amazon Find on eBay
#TOP 2

Mystor Micro Sd Card, Memory Card

  • Mystor
  • MYSTOR256
  • 256GB
Mystor Micro Sd Card, Memory Card Cover

Mystor Micro Sd Card, Memory Card for Samsung Galaxy Tab S9, S8, S10, A9, Micro sd Card for Samsung Tab A9 Plus, S8 Plus, S10+ Tablet PC MicroSD Memory MicroSDXC (128GB MicroSD RapidEdge)

Features

  • Exceptional Speed: Enjoy Fast Transfer Speeds Up To 100mb/s With The Mystor Micro SDXC Card; High Speed Micro SD Memory Card For Tablet Pcs; Quickly Move Your Files Without Delays; No More Waiting For Data To Load, Video Speed V30, App Speed A1.
  • Versatile Micro SD Card Storage Solution: Ideal For Storing All Types Of Data; Perfect Memory Card For Samsung Galaxy Tablet PCs; Mystor Micro Sd Memory Cards Easily And Safely Your Photos, Videos, And Documents.
  • Reliable Performance: Mystor MicroSD Memory Cards Utilize High Performance And High Spec Class 10 UHS-1 U3 Micro SD Memory Chips For A Dependable Storage Solution And To Ensures Your Data Is Safe And Accessible At All Times. Micro-SD Cards To Rely On.
9.8
FTB Score
Buy on Amazon Find on eBay
#TOP 3

Digi Chip 128GB High Speed Micro-SD Card

Digi Chip 128GB High Speed Micro-SD Card Cover

Digi Chip 128GB Micro-SD Memory Card UHS-1 High Speed For Samsung Galaxy S8, Samsung Galaxy S8+, S8 Plus, Samsung S9, S9+, S9 Plus, Galaxy S10, S10e, S10+ Smartphones

The Digi Chip Micro-SD Card offers a generous 128GB of storage, perfect for expanding your smartphone's capacity. With a Class 10 rating, it ensures high-speed performance, making it ideal for quickly transferring files and accessing apps. The card is made using Samsung memory chips, reaching speeds of up to 80mb/s, which enhances the overall user experience. Additionally, a full-sized SD adaptor is included, allowing you to use the card in a variety of devices with ease.

9.6
FTB Score
Buy on Amazon Find on eBay

What We Like

  • High-speed performance
  • Generous 128GB storage
  • Includes full-sized SD adaptor
  • Compatible with multiple devices
#TOP 4

Kingston 64GB Micro SDXC for Samsung Phones

Kingston 64GB Micro SDXC for Samsung Phones Cover

Kingston 64GB Class-10 Micro SDXC Memory Card for Samsung Galaxy S8, S8Plus, S9, S9Plus, S7, S7Edge, Galaxy J3, J5, J6, J6Plus, A3, A5, A6, A7, A8,A9, Galaxy Note8, Note9

The Kingston 64GB Micro SDXC Memory Card is designed specifically for a wide range of Samsung Galaxy devices. With its Class-10 speed, you can expect fast data transfer rates, making it ideal for storing high-resolution photos and videos. This memory card offers ample storage space, allowing you to keep all your favourite apps and media in one place. Its compatibility with various Samsung models ensures you can easily expand your device's storage without hassle.

9.4
FTB Score
Buy on Amazon Find on eBay

What We Like

  • High-speed data transfer
  • Ample storage capacity
  • Compatible with many Samsung models
  • Easy to use
#TOP 5

32GB Micro SDHC Memory Card for Samsung Galaxy Tab S9/S9+, S9 FE/FE+

32GB Micro SDHC Memory Card for Samsung Galaxy Tab S9/S9+, S9 FE/FE+ Cover

32GB Micro SDHC Memory Card for Samsung Galaxy Tab S9/S9+, S9 FE/FE+, S9 Ultra, S10+/S10 Ultra Tablets

Features

  • Includes An SD Adapter For Easy Data Transfer And Camera Use. A Durable Plastic Storage Case Ensures Organised Storage.
  • Enhance Your Tablet With Our 32GB Micro SD Card, Boasting Ultra-Fast 80MB/s Read Speeds For Quicker App Loading And Seamless High-Resolution Media Playback.
  • Supports High-Resolution Photo Storage And Smooth Full HD Video Recording.
9.2
FTB Score
Buy on Amazon Find on eBay
#TOP 6

Mystor 128GB Micro Sd Card

  • Mystor
  • MYSTOR128
  • 256GB
Mystor 128GB Micro Sd Card Cover

Mystor 128GB Micro Sd Card, Memory Card for Samsung Galaxy Tab S9, S8, S10, A9, Micro sd Card for Samsung Tab A9 Plus, S8 Plus, S10+ Tablet PC MicroSD Memory UHS-1 U3 Class 10 MicroSDXC

Features

  • Exceptional Speed: Enjoy Fast Transfer Speeds Up To 100mb/s With The Mystor Micro SDXC Card; High Speed Micro SD Memory Card For Tablet Pcs; Quickly Move Your Files Without Delays; No More Waiting For Data To Load, Video Speed V30, App Speed A1.
  • Versatile Micro SD Card Storage Solution: Ideal For Storing All Types Of Data; Perfect Memory Card For Samsung Galaxy Tablet PCs; Mystor Micro Sd Memory Cards Easily And Safely Your Photos, Videos, And Documents.
  • Reliable Performance: Mystor MicroSD Memory Cards Utilize High Performance And High Spec Class 10 UHS-1 U3 Micro SD Memory Chips For A Dependable Storage Solution And To Ensures Your Data Is Safe And Accessible At All Times. Micro-SD Cards To Rely On.
9.1
FTB Score
Buy on Amazon Find on eBay
#TOP 7

128GB U3 Micro SDXC Memory Card For Samsung Galaxy Tab S9/S9+, S9 FE/FE+

128GB U3 Micro SDXC Memory Card For Samsung Galaxy Tab S9/S9+, S9 FE/FE+ Cover

128GB U3 Micro SDXC Memory Card For Samsung Galaxy Tab S9/S9+, S9 FE/FE+, S9 Ultra, S10+/S10 Ultra Tablets

Features

  • Includes An SD Adapter And USB Reader For Easy Data Transfer And Camera/laptop Use. A Durable Plastic Storage Case Ensures Organised Storage.
  • Supercharge Your Tablet With Our 128GB Micro SD Card, Offering Ultra-Fast 100MB/s Speeds For Quicker App Loading And Seamless High-Resolution Media Playback.
  • Ultra High Speed Perfect For Tablet Apps, High-Resolution Photos, And Smooth Full HD, 3D, And 4K Video Recording.
9.1
FTB Score
Buy on Amazon Find on eBay
#TOP 8 Best microSDXC Memory Card

SanDisk 256GB Ultra microSDXC Card with Adapter

  • SanDisk
  • SDSQUAC-256G-GN6MA
  • Black
  • 256 GB
SanDisk 256GB Ultra microSDXC Card with Adapter Cover

SanDisk 256GB Ultra microSDXC card + SD adapter, Memory card Full HD, up to 150 MB/s, For smartphones and Tablets, with A1 App Performance, UHS-I, Class 10, U1

The SanDisk Ultra microSDXC Card is perfect for your Android smartphones and tablets, allowing you to capture and store more hours of Full HD video. With impressive transfer speeds of up to 150MB/s, you can quickly move large files, transferring up to 1000 photos in just a minute. Its A1-rated performance means apps load faster, enhancing your overall smartphone experience. The SanDisk Memory Zone app further simplifies file management, letting you easily view, access, and back up your files, ensuring you never run out of storage space.

9.0
FTB Score
Buy on Amazon Find on eBay

What We Like

  • High storage capacity
  • Fast transfer speeds
  • Optimised for app performance
  • Easy file management
#TOP 9 Best SD Memory Card

SanDisk 128GB Ultra microSDXC Card with Adapter

  • SanDisk
  • SDSQUAB-128G-GN6MA
  • Black
  • 128 GB
SanDisk 128GB Ultra microSDXC Card with Adapter Cover

SanDisk 128GB Ultra microSDXC card + SD adapter, Memory card Full HD, up to 140 MB/s, For smartphones and Tablets, with A1 App Performance, UHS-I, Class 10, U1

The SanDisk Ultra microSD Card offers excellent performance for your Android smartphones and tablets. With the ability to capture and store numerous hours of Full HD video, you can enjoy your videos, photos, and music without running out of space. Blazing transfer speeds of up to 140MB/s allow you to quickly move your content, making it easy to manage your memories. Additionally, its A1-rated performance ensures that apps load faster, enhancing your overall smartphone experience.

8.8
FTB Score
Buy on Amazon Find on eBay

What We Like

  • High storage capacity
  • Fast transfer speeds
  • Optimised for app performance
  • Easy file management app
#TOP 10

Mystor 64GB Micro Sd Card

  • Mystor
  • MYSTOR64
  • 256GB
Mystor 64GB Micro Sd Card Cover

Mystor 64GB Micro Sd Card, Memory Card for Samsung Galaxy Tab S9, S8, S10, A9, Micro sd Card for Samsung Tab A9 Plus, S8 Plus, S10+ Tablet PC MicroSD Memory UHS-1 U3 Class 10 MicroSDXC

Features

  • Exceptional Speed: Enjoy Fast Transfer Speeds Up To 100mb/s With The Mystor Micro SDXC Card; High Speed Micro SD Memory Card For Tablet Pcs; Quickly Move Your Files Without Delays; No More Waiting For Data To Load, Video Speed V30, App Speed A1.
  • Versatile 64GB Micro SD Card Storage Solution: Ideal For Storing All Types Of Data; Perfect Memory Card For Samsung Galaxy Tablet PCs; Mystor Micro Sd Memory Cards Easily And Safely Your Photos, Videos, And Documents.
  • Reliable Performance: Mystor MicroSD Memory Cards Utilize High Performance And High Spec Class 10 UHS-1 U3 Micro SD Memory Chips For A Dependable Storage Solution And To Ensures Your Data Is Safe And Accessible At All Times. Micro-SD Cards To Rely On.
8.7
FTB Score
Buy on Amazon Find on eBay

Frequently Asked Questions (FAQs)

1. What size SD card can I put in my Galaxy S9?

The Galaxy S9 lets you use a microSD, microSDHC, or a microSDXC card to expand memory space (up to 400 GB). This secure digital card lets you exchange pictures, music, and data with microSD compatible devices.

2. What is the biggest SD card for Galaxy S9?

The Galaxy S9 and S9+ support microSD cards of up to 400GB, instead of just 256GB as we've seen until now.

3. What size SD card does a Samsung S9 plus take?

The Samsung Galaxy S9+ has an internal storage capacity ranging from 64GB to 256GB, depending on what model you own, and can take a micro SD card of up to 400GB in capacity.

4. Can Galaxy S9 take 128GB SD card?

With options for 64GB, 128GB, and 256GB in storage, the Samsung Galaxy S9 has you covered no matter what you need. However, should you buy the phone and realize you need more space after the fact, the Galaxy S9's microSD card slot makes it easy to upgrade your storage at any time.

Editor's Notes

During our memory card for galaxy s9 research, we found 27 memory card for galaxy s9 products and shortlisted 10 quality products. We collected and analyzed 840,984 customer reviews through our big data system to write the memory cards for galaxy s9 list. We found that most customers choose memory cards for galaxy s9 with an average price of £20.00.

The memory cards for galaxy s9 are available for purchase. We have researched hundreds of brands and picked the top brands of memory cards for galaxy s9, including Mystor, Digi-Chip, Kingston, BigBuild Technology, SanDisk.

Written by

Kenneth Collin Avatar

Kenneth Collin

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.