Top 9 256GB Micro SD Card U3 – Micro SD Memory Cards

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1. SAMSUNG

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SAMSUNG ELECTRONICS EVO Select 256GB MicroSDXC UHS-I U3 100MB/s Full HD & 4K UHD Memory Card with Adapter MB-ME256HA

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SAMSUNG #ad - Extended compatibility: Includes full size adapter for use in cameras, laptops and desktop computers. Ultra-fast read write speeds: up to 100mb/s read and 90mb/s write speeds; UHS Speed Class U3 and Speed Class 10 Performance may vary based on host device, interface, usage conditions, and other factors.

Built to last reliability: Memory card is also water proof, temperature proof, X ray proof and magnetic proof. 10 year limited : 10 year limited does not extend to Dashcam, CCTV, Surveillance camera and other write intensive uses. Ideal for recording 4k uhd video: samsung micro sd evo select is perfect for high res photos, s20+ 5g, s9, s7, drones, s10, note8, s8+, s8, gaming, etc. Action cameras, note9, s20 ultra 5g, s10+, music, s7 edge, s9+, laptops, S10e, DSLR's, smartphones Galaxy S20 5G, tablets, Android devices and more.
BrandSAMSUNG #ad
ManufacturerSamsung #ad
Height0.43 Inches
Length0.59 Inches
Width0.04 Inches
Part NumberMB-ME256HA/AM
ModelMB-ME256HA/AM
Warranty1 year manufacturer

2. SanDisk

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SDSQXA1-256G-GN6MA, SanDisk 256GB Extreme MicroSDXC UHS-I Memory Card with Adapter, V30, A2, Micro SD, C10, U3, 4K

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SanDisk #ad - Up to 90mb/s write speeds for fast shooting; Requires compatible devices capable of reaching such speeds. Manufacturer lifetime warranty 30 year Warranty in Germany and regions Not recognizing lifetime; See official SanDisk website for more Details regarding warranty in your region.

Rated a2 for faster loading and in app performance. 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. 4k uhd and full hd ready with uhs speed class 3 U3 and video speed class 30 V30 Get the sandisk memory zone app for easy file management available on Google Play. Order with your alexa enabled device; Just ask 'Alexa, order SanDisk microSD'. Built for and tested in harsh conditions: Temperature Proof, Water Proof, shock Proof and x ray Proof.
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

3. SP Silicon Power

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Silicon Power 256GB Micro SD Card U3 Nintendo-Switch Compatible, SDXC microsdxc Class 10 High Speed MicroSD Memory Card with Adapter

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SP Silicon Power #ad - 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.

High compatibility for different types of devices including smartphones, Android Tablets, Drones, Tablet PCs, tablets, Action Cameras, DSLR and 4K or Full HD camcorder. Uhs speed class 3 u3 and video Speed Class 30 V30 . 5-year limited manufacturer warranty. 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.
BrandSP Silicon Power #ad
ManufacturerSP Silicon Power #ad
Part NumberBluetooth

4. SanDisk

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

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SanDisk #ad - Built for and tested in harsh conditions; temperature-proof, waterproof, shockproof and x-ray-proof2. Up to 20, 000 hours for 256gb; 10, 000 hours for 128gb; 5, 000 hours for 64GB; and 2, 500 hours for 32GB.

Record and save more full hd or 4k videos3 with capacities up to 256gb compatible device required. Designed for high endurance so you can record for up to 20, 000 hours with no worries actual hours of video saved less. Ideal for dash cams and home monitoring systems. Full hd 1920x1080 and/or 4k uhd 3840x2160 video support may vary based on host device, file attributes, usage conditions and other factors. Actual user storage less. Save more videos with capacities up to 256gb 1GB = 1, 000, 000, 000 bytes.2-year manufacturer warranty.
BrandSanDisk #ad
ManufacturerSanDisk #ad
Height0.43 Inches
Length0.04 Inches
Weight0.01 Pounds
Width0.59 Inches
Part NumberSDSQQNR-256G-GN6IA
ModelSDSQQNR-256G-GN6IA
WarrantyLifetime manufacturer warranty

5. Inland

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Micro Center Premium 256GB microSDXC Card, UHS-I C10 U3 V30 4K UHD Video A1 Flash Memory Card with Adapter 256GB, Nintendo-Switch Compatible Micro SD Card

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Inland #ad - Memory card for nintendo Switch, games consoles, visit the Nintendo Switch official website for more details. Includes Full-Size adapter for extended use. High durability with waterproof, temperature proof and X-ray proof.

3-year Limited Warranty. Microsdxc card, look for the sdxc logo on cards and host devices to ensure compatibility. Great storage accessories for tablets, a system update is required for using a microSDXC card, smartphones, android devices. Fast read/write speed up to: 95mb/s and 60MB/s respectively for high resolution photo capturing. Micro sd card 256gb.

Keep your data security in dashcam, Shockproof, CCTV, surveillance and driving recorder.4k uhd capable and full hd ready with uhs speed class 3 u3 and video speed class 30 V30 Rated application class 1 a1 for faster app loading and enhanced app performance. Cool travel gadgets for action cameras, drones, DSLR, laptops and more. Extended Capacity for pictures, music, documents.
BrandInland #ad
ManufacturerMicro Center #ad
Height0.08 Inches
Length0.43 Inches
Weight0.01 Pounds
Width0.59 Inches
Part Number256GB Micro U3 SP

6. Netac

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U3, A1, 100MB/s, C10, MicroSDXC Card 256GB MicroSDHC Memory Card, UHS-I, Netac Micro SD Card 256GB, V30, EXFAT TF Card Micro SD Card, 667X

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Netac #ad - 100% factory-tested high-performance premium cards for the highest quality. Mini memory sd card, 500 write iops, class 10, v10 microsd tf cards are based on secure Digital 5.1, 1500 read iops, u1, support uhs-i, actual performance will have some discrepancy due to difference of hardware/software platform.

256gb microsd tf card, management and performance optimization, due to different capacity algorithms and partial capacity are used for system files, so the tf card actual available capacity may be less than the identifying capacity. Netac micro memory cards, 90-day money back guarantee.

Micro sd card 256gb, extreme temperature resistance between -25℃ and 85℃, x-ray radiation proof, shock proof, support IPX7 waterproof, anti-static and mechanical impact of 500G acceleration. Micro sd cards 256gb, based on the internal test environment of Netac, so the actual speed may vary with different host devices and environments. Up to 100mb/s read speed.
BrandNetac #ad
ManufacturerNetac #ad

7. SAMSUNG

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SAMSUNG MB-ME256GA/AM 256GB 100MB/s U3 MicroSDXC EVO Select Memory Card with Full-Size Adapter

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SAMSUNG #ad - 10 year limited warranty: 10 year limited warranty does not extend to Dashcam, CCTV, surveillance camera and other write-Intensive uses; Warranty for SD adapter is limited to 1 year.

Enhanced read write speeds: sequential read and write performance levels of up to 100MB/S and 90MB/S, respectively. Ideal for recording 4k uhd video: samsung microsd evo is perfect for high res photos, note8, etc. Smartphones galaxy s10, s10+, dslr’s, s9+, drones, s10e, action cameras, S7, music, s7 edge, tablets, gaming, S8, S9, Note9, laptops, S8+, Android devices and more. Built to last reliability: Shock proof memory card is also water proof, temperature proof, X Ray proof and magnetic proof. Extended compatibility: Includes full size adapter for use in cameras, laptops and desktop computers.
BrandSAMSUNG #ad
ManufacturerSamsung Electronics DAV #ad
Height0.59 Inches
Length0.59 Inches
Width0.43 Inches
Part NumberMB-ME256GA/AM
ModelMB-ME256GA/AM
Warranty10-year limited warranty

8. PNY

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

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PNY #ad - Record and transfer videos, music, files and more from microSD enabled host devices such as Android smartphones and tablets, photos, action and surveillance cameras, drones, computers and more​.

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​. Reliable & durable: magnet Proof, Shock Proof, Temperature Proof, Waterproof​. Included sd adapter for compatibility with SD enabled host devices including DSLR cameras, video cameras, desktops, and laptops​. A1 provides minimally 1500 iops Read and 500 IOPS Write​. A1 app performance enables apps to run directly from the microSD card, delivering faster app launch and performance.
BrandPNY #ad
ManufacturerPNY #ad
Height0.45 inches
Length5.28 inches
Weight0.04 Pounds
Width3.91 inches
Part NumberP-SDU256V31100PX-GE
ModelP-SDU256V31100PX-GE
WarrantyLimited Lifetime

9. PNY

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PNY 256GB Elite-X Class 10 U3 V30 MicroSDXC Flash Memory Card

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PNY #ad - Ideal for smartphones, action cameras, 360 degree cameras, tablets, dash cameras, drones, camcorders, computers and laptops. A1 app 1 performance allows for apps to run faster from MicroSD card, saving space on a smartphone or tablet memory. Class 10, u3, v30 performance for recording of 4k ultra HD videos at 4096x3072 pix as well as 60 and 120 FPS. Up to 100mb/s read speed. Store and transfer high resolution videos, photos, music, files, documents and more; Included SD adapter for compatibility with SDHC devices.
BrandPNY #ad
ManufacturerPNY #ad
Height5.63 Inches
Length4.13 Inches
Width1.88 Inches
Part NumberP-SDU256U3100EX-GE
ModelP-SDU256U3100EX-GE
WarrantyLimited Lifetime