256gb Micro Sd Card Comparison - May 2025

Last Updated - May 24, 2025

Our Score

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Model

SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA

Model

SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-256G-GN6MA [New Version]

Model

SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-256G-GN6IA

Model

PNY 256GB Premier-X Class 10 U3 V30 microSDXC Flash Memory Card 2-Pack

Model

Amazon Basics Micro SDXC Memory Card with Full Size Adapter, A2, U3, Read Speed up to 100 MB/s, 256 GB, Black

Model

SAMSUNG EVO Select microSDMemory Card + Adapter, 256GB microSDXC, Up-to 160 MB/s, 4K UHD, UHS-I, C10, U3, V30, A2, for Mobile Phone, Smartphones, Nintendo-Switch, and Tablets (MB-ME256SA/AM)

Model

Amazon Basics 256GB Micro SD Card with Reader Adapter, Fast Speed Up to 200MB/s, Black, 1-Pack

Brand

SanDisk

Brand

SanDisk

Brand

SanDisk

Brand

PNY

Brand

Amazon Basics

Brand

Samsung

Brand

Amazon Basics

Reviews

170,952 reviews

Reviews

279,472 reviews

Reviews

104,492 reviews

Reviews

22,956 reviews

Reviews

148,980 reviews

Reviews

167,848 reviews

Reviews

310 reviews

Features

Easy installation

9.9

Easy installation

9.8

Easy installation

9.8

Easy installation

9.4

Easy installation

9.4

Easy installation

8.9

Easy installation

8.6

Worth the money

9.4

Worth the money

9.4

Worth the money

9.3

Worth the money

9.1

Worth the money

9.3

Worth the money

8.6

Worth the money

8.6

Storage space

9.8

Storage space

9.6

Storage space

9.6

Storage space

9.3

Storage space

9.1

Storage space

8.6

Storage space

8.4

Simple to use

9.9

Simple to use

9.6

Simple to use

9.4

Simple to use

9.3

Simple to use

9.4

Simple to use

8.9

Simple to use

8.6

Tech Specs

item weight

-

item weight

0.16 ounces

item weight

0.16 ounces

item weight

0.317 ounces

item weight

0.01 ounces

item weight

0.009 ounces

item weight

0.592 ounces

customer reviews

-

customer reviews

4.7 4.7 out of 5 stars 139, 736 ratings 4.7 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 52, 246 ratings 4.7 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 11, 478 ratings 4.7 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 74, 490 ratings 4.7 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 83, 924 ratings 4.7 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 155 ratings 4.7 out of 5 stars

hardware interface

-

hardware interface

microSDXC

hardware interface

MicroSD

hardware interface

MicroSD, microSDXC

hardware interface

microSDXC

hardware interface

microSDXC

hardware interface

-

read speed

-

read speed

150 Megabytes Per Second

read speed

100 Megabytes Per Second

read speed

100 Megabytes Per Second

read speed

-

read speed

160 Megabytes Per Second

read speed

200 Megabytes Per Second

secure digital association speed class

-

secure digital association speed class

Class 10

secure digital association speed class

Class 10

secure digital association speed class

Class 10

secure digital association speed class

Class 10

secure digital association speed class

Class 10

secure digital association speed class

-

product dimensions

-

product dimensions

0.04L x 0.59W

product dimensions

0.04L x 0.59W

product dimensions

-

product dimensions

0.43L x 0.59W

product dimensions

-

product dimensions

2.83 x 2.58 x 0.61 inches

item dimensions lxwxh

-

item dimensions lxwxh

0.04 x 0.59 x 0.43 inches

item dimensions lxwxh

0.04 x 0.59 x 0.43 inches

item dimensions lxwxh

-

item dimensions lxwxh

0.43 x 0.59 x 0.1 inches

item dimensions lxwxh

-

item dimensions lxwxh

2.83 x 2.58 x 0.61 inches

write speed

-

write speed

150 MB per second

write speed

-

write speed

-

write speed

90 MB per second

write speed

160 Megabytes Per Second

write speed

-

Review

Review

Review

Review

-

Review

Review

-

Review

-

Available On

Amazon

ebay

Available On

Amazon

ebay

ZOOT.si

Available On

Amazon

ebay

Available On

Amazon

Available On

Amazon

ebay

Available On

Amazon

ebay

Available On

Amazon

Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you

9.9
1

SanDisk
28% Off

SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA

9.9 Easy installation

9.9 Simple to use

9.8 Storage space

Why we love it

Fast data transfer speeds.

Large storage capacity.

Versatile device compatibility.
Main highlights

Up to 130MB/s write speeds for fast shooting (Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB=1,000,000 bytes.)
Save time with card offload speeds of up to 190MB/s powered by SanDisk QuickFlow Technology (Up to 190MB/s read speeds, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, requires compatible devices capable of reaching such speeds. Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB=1,000,000 bytes. SanDisk QuickFlow Technology is only available for 64GB, 128GB, 256GB, 400GB, 512GB, and 1TB capacities. 1GB=1,000,000,000 bytes and 1TB=1,000,000,000,000 bytes. Actual user storage less.)
Rated A2 for faster loading and in-app performance (A2 performance is 4000 read IOPS, 2000 write IOPS. Results may vary based on host device, app type and other factors)
Pair with the SanDisk Professional PRO-READER SD and microSD to achieve maximum speeds (sold separately), Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices
4K and 5K UHD-ready with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) (Compatible device required. Full HD (1920x1080), 4K UHD (3840 x 2160), and 5K UHD (5120 X 2880) support may vary based upon host device, file attributes and other factors. See HD page on SanDisk site. UHS Speed Class 3 (U3) designates a performance option designed to support real-time video recording with UHS-enabled host devices. Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real-time video recording with UHS-enabled host devices. See the SD Association’s official website.)
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9.8
2

SanDisk
23% Off

SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-256G-GN6MA [New Version]

9.8 Easy installation

9.6 Storage space

9.6 Simple to use

Why we love it

High storage capacity for videos.

Compatible with various devices.

Reliable and fast performance.
Main highlights

Up to 256GB to store even more hours of Full HD video (1GB=1,000,000,000 bytes. Actual user storage less. Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors. See official SanDisk website.)
Up to 150MB/s transfer speeds to move up to 1000 photos per minute (Up to 150MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speed. Based on internal testing; performance may be lower depending on host device, interface, usage conditions, and other factors. 1MB=1,000,000 bytes. Based on internal testing on images with an average file size of 3.55MB (up to 3.7GB total) with USB 3.0 reader. Your results will vary based on host device, file attributes, and other factors.)
Load apps faster with A1-rated performance (A1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing. Results may vary based on host device, app type, and other factors.)
Ideal storage for Android smartphones and tablets
Class 10 for Full HD video recording and playback (Full HD (1920x1080) video support may vary based upon host device, file attributes, and other factors. See official SanDisk website.)
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9.6
3

SanDisk
12% Off

SanDisk 256GB High Endurance Video microSDXC Card with Adapter for Dash Cam and Home Monitoring systems - C10, U3, V30, 4K UHD, Micro SD Card - SDSQQNR-256G-GN6IA

9.8 Easy installation

9.6 Storage space

9.4 Simple to use

Why we love it

High endurance for long recording times.

Perfect for dash cams and surveillance.

Durable in harsh conditions.
Main highlights

Save more videos with capacities up to 256GB (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.)
Ideal for dash cams and home monitoring systems
Designed for high endurance so you can record for up to 20,000 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.)
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Our ranking system

At BestChoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.
While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.

Features

Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.

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Consumer Reviews

We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.

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Popularity

Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.

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Value for money

AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.

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