Top 10 Mini SD Card 256GB – Micro SD Memory Cards

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1. SanDisk

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

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SanDisk #ad - Uhs speed class 3 u3 designates a performance option designed to support real-time video recording with UHS-enabled host devices. See hd page on SanDisk site. Based on internal testing; performance may be lower depending upon host device interface, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, 256GB, 000 bytes and 1TB=1, 000, 000 bytes.

See the sd association’s official website. Up to 130mb/s write speeds for fast shooting based on internal testing; performance may be lower depending upon host device interface, 000, usage conditions and other factors. 1mb=1, 000 bytes. Rated a2 for faster loading and in-app performance a2 performance is 4000 read IOPS, 2000 write IOPS.

Video speed class 30 v30, designates a performance option designed to support real-time video recording with UHS-enabled host devices. 1gb=1, 000, 512gb, 000, usage conditions and other factors. Pair with the sandisk professional PRO-READER SD and microSD to achieve maximum speeds sold separately. Actual user storage less. Sandisk quickflow technology is only available for 64gb, 000, 128gb, 000, 400gb, and 1tb capacities.
BrandSanDisk #ad
ManufacturerWestern Digital Technologies, Inc. #ad
Height0.43 Inches
Length0.04 Inches
Weight0.02 Pounds
Width0.59 Inches
Part NumberSDSQXAV-256G-GN6MA
ModelSDSQXAV-256G-GN6MA
WarrantyLifetime limited manufacturer warranty

2. SAMSUNG

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V30, A2, Expanded Storage for Android Smartphones, SAMSUNG EVO Select Micro SD-Memory-Card + Adapter, U3, Tablets, 256GB microSDXC 130MB/s Full HD & 4K UHD, UHS-I, Nintendo-Switch MB-ME256KA/AM

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SAMSUNG #ad - Flash memory card: performance and reliability you can count on from the flash memory brand; All firmware and components are produced in-house. All the space you need: store tons of media on your phone, load games or download more apps on your tablet at top-notch speed, making transfers seamless and reliable.

Fast and smooth: with superfast u3, ²and uhs-i interface³ big apps load and run smoothly, class 10 rated transfer speeds of up to 130MB/s¹, while 4K video remains sharp with A2, V30, and USH-I Interface. Expand and store big: find your perfect fit from 64GB, 128GB, 256GB and 512GB; Select the best capacity for all your memories.

You're fully protected: evo select plus provides reliable storage and takes on life’s adventures with water⁴, temperature⁵, drop⁸, X-ray⁶, ⁷magnet, and wears⁹ out protection; Backed by a 10-year limited warranty; Proofs are for the microSD card and do not include the adaptor.
BrandSAMSUNG #ad
ManufacturerSamsung #ad
Height0.39 Inches
Length5.98 Inches
Weight0.02 Pounds
Width8.2 Inches
Part NumberMB-ME256KA/AM
ModelMB-ME256KA/AM
WarrantyLimited 10 year warranty

3. SanDisk

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SDSQUA4-256G-GN6MA, C10, 120MB/s, Full HD, U1, Micro SD Card, A1, SanDisk 256GB Ultra microSDXC UHS-I Memory Card with Adapter

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SanDisk #ad - 1gb=1, 000 bytes. See official SanDisk website. Based on internal testing. Results may vary based on host device, app type and other factors. 1mb=1, and other factors. Up to 256gb to store even more hours of full hd video 2.

Ideal for android smartphones and tablets, and MIL cameras. Your results will vary based on host device, usage conditions and other factors. 1tb=1, file attributes, 000, 000 bytes. Up to 120mb/s transfer speeds let you move up to 1000 photos in a minute 5. Actual user storage less. 1 a1 performance is 1500 read IOPS, 500 write IOPS. Based on internal testing; performance may be lower depending on host device, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, file attributes, 000, 000 bytes.

Up to 120mb/s read speed, interface, require compatible devices capable of reaching such speed. Load apps faster with a1-rated performance 1. Write speeds lower. 5based on internal testing on images with an average file size of 3. 55mb up to 3. 7gb total with USB 3.
BrandSanDisk #ad
ManufacturerWestern Digital Technologies, Inc. #ad
Height0.43 Inches
Length0.04 Inches
Weight0.01 Pounds
Width0.59 Inches
Part NumberSDSQUA4-256G-GN6MA
ModelSDSQUA4-256G-GN6MA
Warranty10-year manufacturer warranty

4. SanDisk

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SDSQXA1-256G-GN6MA, 4K, Up to 160MB/s, Micro SD, V30, U3, C10, A2, SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter

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SanDisk #ad - Built for and tested in harsh conditions: Temperature Proof, Water Proof, shock Proof and x ray Proof. 4k uhd and full hd ready with uhs speed class 3 U3 and video speed class 30 V30 Order with your alexa enabled device; Just ask 'Alexa, order SanDisk microSD'.

Up to 160mb/s read speeds to save time transferring high res images and 4K UHD videos; Requires compatible devices capable of reaching such speeds. Rated a2 for faster loading and in app performance. Get the sandisk memory zone app for easy file management available on Google Play. Up to 90mb/s write speeds for fast shooting; Requires compatible devices capable of reaching such speeds.
BrandSanDisk #ad
ManufacturerWestern Digital Technologies Inc. #ad
Height0.43 Inches
Length0.04 Inches
Weight0.01 Pounds
Width0.59 Inches
Part NumberSDSQXA1-256G-GN6MA
ModelSDSQXA1-256G-GN6MA
WarrantyLifetime Limited Warranty

5. SP Silicon Power

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Cams, Steam Deck and Drones, Silicon Power 256GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card with Adapter for Nintendo-Switch

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SP Silicon Power #ad - Compatible with nintendo switch *in order to use a microSDXC card on the Nintendo Switch console, a system update is required.

See nintendo official site for more details. High compatibility for different types of devices including smartphones, Android Tablets, tablets, Tablet PCs, Drones, Action Cameras, DSLR and 4K or Full HD camcorder. For products incompatible with uhs-i interface, the speeds may vary subject to different interface conditions, Read : up to 80MB/s with UHS-1 interface Write : up to 20MB/s with UHS-1 interface. 5-year limited manufacturer warranty. Uhs speed class 3 u3 and video Speed Class 30 V30 .
BrandSP Silicon Power #ad
ManufacturerSP Silicon Power #ad
Part NumberSU256GBSTXDU3V20AC
ModelSU256GBSTXDU3V20AC

6. TEAMGROUP

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4K Shooting, Nintendo-Switch TGUSDX256GU303, Sports, TEAMGROUP GO Card 256GB Micro SDXC UHS-I U3 V30 4K for GoPro & Drone & Action Cameras High Speed Flash Memory Card with Adapter for Outdoor

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TEAMGROUP #ad - Adopting new printing technology to fulfill the goal of being an eco-friendly product. Special memory card designed especially for action cameras and GoPro. Outstanding preserve & transfer performance, the read & write speed is up to 90MB/s and 45MB/s. It offers 4 trustworthy protections: waterproof, dustproof, x-ray proof and cold resistant. Free technical support and Customer Service: Click "Sold by TEAMGROUP Inc. Ask a question" button. Lifetime warranty. Supports 4K High-quality shooting. Built for use and last in extreme environments.
BrandTEAMGROUP #ad
ManufacturerTEAMGROUP #ad
Height0.04 Inches
Length0.59 Inches
Width0.43 Inches
Part NumberTGUSDX256GU303
ModelGO Card
WarrantyLifetime warranty

7. SAMSUNG

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Go Pro and DJI Drone MB-MD256KA/AM, Full HD & 4K UHD Memory Card for Android Smartphones, Tablets, U3, A2, SAMSUNG PRO Plus + Adapter 256GB microSDXC Up to 160MB/s UHS-I, V30

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SAMSUNG #ad - Performance and reliability you can count on from one flash memory brand⁹; All firmware and components are produced in-house. Add space, 256gb and 512gb give you plenty of storage space for hi-res photos, must-have apps, keep it all: huge capacities of 128GB, and all the media you want.

You’re fully protected: the pro plus takes on life’s adventures with water³, X-ray⁵, temperature⁴, magnet⁶, drop⁷ and wearout⁸ protection; Backed by a 10-year limited warranty. Your new go-to card: capture seamless 4k videos¹ on your compatible phone or drone with this micro SD memory card. Get extra drone memory that will allow you to record high-quality footage on your DJI drone, store it, and transfer it between devices.

Expanded storage gives you freedom to play more high performance, intensive games on your tablet or gaming device as well as extra memory for your GoPro. Take your burst shot: stunningly fast u3, class10 rated read/write speeds up to 160/120MB/s, let you shoot more photos faster² and 4K videos¹ look sharp with UHS-I Interface.
BrandSAMSUNG #ad
ManufacturerSamsung #ad
Part NumberMB-MD256KA/AM
ModelMB-MD256KA/AM
WarrantyLimited 10 year warranty

8. PNY

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V30, PNY 256GB Premier-X Class 10 U3 V30 microSDXC Flash Memory Card, 100MB/s, UHS-I, Class 10, Full HD, A1, micro SD, U3, 4K UHD

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PNY #ad - A1 provides minimally 1500 iops Read and 500 IOPS Write​. 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 Videography​.

A1 app performance enables apps to run directly from the microSD card, delivering faster app launch and performance. Record and transfer videos, drones, photos, music, action and surveillance cameras, files and more from microSD enabled host devices such as Android smartphones and tablets, computers and more​. Included sd adapter for compatibility with SD enabled host devices including DSLR cameras, desktops, video cameras, and laptops​. Reliable & durable: magnet Proof, Temperature Proof, Shock Proof, Waterproof​.
BrandPNY #ad
ManufacturerPNY #ad
Height0.45 Inches
Length5.28 Inches
Width3.91 Inches
Part NumberP-SDU256V31100PX-GE
ModelP-SDU256V31100PX-GE
WarrantyLimited Lifetime

9. Gigastone

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A2 V30 for Smartphone, Nintendo-Switch Compatible, Up to 100MB/s, 4K UHD Video, Gopro, 5-Yrs Free Data Recovery Gigastone 256GB Micro SD Card, 4K Camera Pro, UHS-I U3 C10 with Adapter, Action Cams

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Gigastone #ad - Bullet points. Support gigastone 5-year limited warranty including free data recovery. Run app on Micro SD card. Free data recovery starting date of each series as following: 4k camera pro - June 1st, 2021 / 4K Game Pro - June 1st, 2021 / 4K Game turbo - June 1st, "2020".

Storage expand smartphone internal storage space. Compatible with nintendo Switch GoPro Andoroid Samsung Canon Nikon. Files, e-reader, dash cam, PC, Videos, Surveillance, Tablet, Music. Compatibility storage expansion for gopro laptop, dslr, smartphones, camcorder, Camera, drone, Gaming. Speed read/write up to 100/60 mb/s, v30 speed grade, ultra hd uhd 4K video recording, UHD 4K gaming. App a2 grade provides faster App loading performance for Smartphone & Tablet.
BrandGigastone #ad
ManufacturerGigastone #ad
Part NumberGS-2IN1666XU3V30A1-256GB-R
ModelGS-2IN1666XU3V30A1-256GB-R
Warranty5 years

10. SanDisk

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SDSQXAO-256G-GNCZN, SanDisk 256GB microSDXC-Card, Licensed for Nintendo-Switch

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SanDisk #ad - Instantly add up to 256gb 1gb=1, 000, 000, 000 bytes. Spend less time waiting and more time playing with read speeds up to 100MB/s1 and write speeds up to 90MB/s1. Incredible speeds in a microSD card officially licensed for the Nintendo Switch and Nintendo Switch Lite systems. Actual user storage less. Store your downloaded games, screenshots and video captures in 1 place so you can travel light.
BrandSanDisk #ad
ManufacturerWestern Digital Technologies, Inc. #ad
Height0.04 Inches
Length0.43 Inches
Weight0.01 Pounds
Width0.59 Inches
Part NumberSDSQXAO-256G-GNCZN
ModelSDSQXAO-256G-GNCZN
WarrantyLimited lifetime manufacturer warranty