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U3 Memory Cards

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UHS (Ultra-High Speed) Speed Class is denoted with the “U” symbol. U3 (UHS Speed Class 3) indicates a minimum write speed of 30MB/s. We stock a lot of different U3 rated SD and microSD memory cards from various manufacturers.

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58 products found in U3 Memory Cards

Quick View A SanDisk 64GB high endurance microSDXC card on a white background with 'Free UK Delivery' in red text at the top and a red diagonal banner reading 'REFURBISHED'.
Refurbished SanDisk High Endurance 64GB MicroSD Memory Card
  • £18.77
Quick View A Sandisk Extreme GO microSDXC V30 512GB card with a red and gold design, featuring 'Free UK Delivery' text above it on a white background.
SANDISK Extreme GO microSD UHS-I Card - 512 GB
  • £141.77

Sale

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SANDISK Extreme GO microSD UHS-I Card - 1 TB
  • £320.99
  • £313.77

Sale

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SANDISK microSD Card for ROG Xbox Ally (X) - 2 TB
  • £502.99
  • £487.77

Sale

Quick View A Sandisk 1TB microSD Card for ROG Xbox Ally (X) - 1 TB shown on a plain white background, with red text above reading 'Free UK Delivery'. The card is black with a red Sandisk logo area, a white Xbox-style X logo, and white text indicating 1TB, microSD, V30, and Class I.
SANDISK microSD Card for ROG Xbox Ally (X) - 1 TB
  • £266.99
  • £247.77

Sale

Quick View A Sandisk Extreme GO microSDXC V30 256GB A2 flash memory card shown on a plain white background, with red text above reading 'Free UK Delivery'. The card is red on the upper half and gold on the lower half, with white printed branding and specifications.
SANDISK Extreme GO microSD UHS-I Card - 256 GB
  • £62.99
  • £57.77
Quick View A Sandisk Extreme PRO 128GB microSD card shown on a plain white background, with red text above reading 'Free UK Delivery'. The card is black and red with yellow and white printed markings.
SANDISK Extreme PRO microSD UHS-I Card - 128GB
  • £38.77

Sold out

Quick View A Sandisk Extreme PRO 64GB microSD card shown on a plain white background, with red text above reading 'Free UK Delivery'. The card is black and red with yellow and white printed markings.
SANDISK Extreme PRO microSD UHS-I Card - 64GB
  • £28.77

Sold out

Quick View A Sandisk Extreme PRO 32GB microSD card shown on a plain white background. The card has a red top section with white SANDISK branding, a black bottom section, and yellow text indicating 32GB, microSD, V30, and A1.
SANDISK Extreme PRO microSD UHS-I Card - 32GB
  • £22.77
Quick View A Sandisk Extreme GO 64GB microSD card shown on a plain white background. The card features a dual-color design with a red top section and a gold bottom section, with white text displaying the brand, model, capacity, and specifications.
SANDISK Extreme GO microSD UHS-I Card - 64GB
  • £28.77
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Intenso Professional U3 32GB MicroSD Memory Card
  • £15.77

Sale

Quick View Lexar Silver Plus 128GB microSDXC card shown on a white background with red text at the top reading 'Free UK Delivery'.
Lexar Professional Silver Plus 128GB MicroSD Memory Card
  • £54.77
  • £37.77
Quick View A new logo Sandisk Extreme PRO 256GB microSD card shown on a plain white background, with red and black color blocking and yellow text. Red text above reads 'Free UK Delivery'.
SANDISK Extreme PRO microSD UHS-I Card - 256 GB
  • £67.77
Quick View A SanDisk Extreme PLUS 64GB microSDXC card shown on a white background with red text above reading 'Free UK Delivery'. The card is red on top and gold on the bottom, with white SanDisk branding and product text including '64GB', 'micro SDXC I', and 'U3'.
SanDisk Extreme PLUS 64GB MicroSD Memory Card
  • £23.77
Quick View A SanDisk Extreme Go 2TB microSD card shown on a white background with red text at the top reading 'Free UK Delivery'. The card is red on the upper half and metallic gold on the lower half, with white SanDisk branding and technical markings including microSDXC, V30, A2, and U3.
SanDisk Extreme Go 2TB MicroSD Memory Card 250MB/s
  • £346.77
Quick View Lexar 512GB Micro SD EXC I Play Pro memory card shown on a white background with red text reading 'Free UK Delivery' above it.
Lexar Play PRO 512GB MicroSD EX Express Memory Card for Switch / Portable Gaming Devices / Smartphones
  • £123.77
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Lexar Professional Silver Plus 1TB MicroSD Memory Card
  • £189.77

Sale

Quick View Lexar 64GB microSDXC card on a white background with 'Free UK Delivery' text.
Lexar Professional Silver Plus 64GB MicroSD Memory Card
  • £34.77
  • £24.77

Sale

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PNY Pro Elite Prime 128GB MicroSD Memory Card
  • £32.77
  • £28.77

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Quick View Lexar Play PRO 1TB MicroSD EX Express Memory Card for Switch / Portable Gaming Devices / Smartphones free delivery
Lexar Play PRO 1TB MicroSD EX Express Memory Card for Switch / Portable Gaming Devices / Smartphones
  • £199.77

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Quick View lay 1TB MicroSD High-Speed Memory Card for Switch Portable Gaming Devices Smartphones free delivery
Lexar Play 1TB MicroSD High-Speed Memory Card for Switch/Portable Gaming Devices/Smartphones
  • £144.77
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Lexar High Performance 633x 512GB MicroSD Memory Card
  • £69.77

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SanDisk Extreme Go 1TB MicroSD Memory Card 200MB/s
  • £196.77

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PNY PRO Elite High Endurance 64GB MicroSD Memory Card Triple Pack
  • £59.77