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microSDXC Memory Cards

What is a microSDXC Memory Card?
microSDXC memory cards are short for Micro Secure Digital Extended High Capacity and are techincally categorised in the capacity range of 64GGB to 2TB. These memory card types are also sometimes supplied with an adapter to convert them to full sized SD for ultra versatility.

Brands.
Try the filters on the left of the page to filer out your desired brand, capacity and memory card type. MemoryCow stocks microSDXC Memory Cards from some of the worlds leading brands including SanDisk and Kingston. SanDisk and Kingston have been manufacturing high quality microSDXC Memory Cards for many years and with their expertise in the industry means that you will receive only microSDXC Memory Cards of the highest quality.

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MicroSDXC

  • 128GB Extreme Pro microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 95MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • Includes SD Adapter: Yes
  • Warranty: Lifetime
£44.99 (inc. VAT) £37.49 (ex. VAT)
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Read Reviews (6)
  • 64GB Extreme Pro microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 95MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£27.99 (inc. VAT) £23.33 (ex. VAT)
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Read Reviews (2)
  • 128GB Extreme microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 90MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£37.99 (inc. VAT) £31.66 (ex. VAT)
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  • 128GB Extreme microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 90MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£37.99 (inc. VAT) £31.66 (ex. VAT)
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Read Reviews (5)
  • 64GB Extreme microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 90MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£21.99 (inc. VAT) £18.33 (ex. VAT)
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Available to order
  • 64GB Extreme microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 90MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£21.99 (inc. VAT) £18.33 (ex. VAT)
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  • 128GB Extreme Pro microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 275MB/s
  • Write Speed: Up To 100MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? No
  • Warranty: Lifetime
£191.99 (inc. VAT) £159.99 (ex. VAT)
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  • 64GB Extreme Pro microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 275MB/s
  • Write Speed: Up To 100MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? No
  • Warranty: Lifetime
£98.99 (inc. VAT) £82.49 (ex. VAT)
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  • 400GB Extreme Pro microSDXC Memory Card
  • Capacity: 400GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£208.99 (inc. VAT) £174.16 (ex. VAT)
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  • 256GB Extreme Pro microSDXC Memory Card
  • Capacity: 256GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£109.99 (inc. VAT) £91.66 (ex. VAT)
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  • 128GB Extreme Pro microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£44.99 (inc. VAT) £37.49 (ex. VAT)
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Read Review (1)
  • 64GB Extreme Pro microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£27.99 (inc. VAT) £23.33 (ex. VAT)
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Read Reviews (2)
  • 128GB Extreme Pro microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£44.99 (inc. VAT) £37.49 (ex. VAT)
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Read Reviews (11)
  • 64GB Extreme Pro microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£27.99 (inc. VAT) £23.33 (ex. VAT)
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  • 256GB Extreme Plus microSDXC Memory Card
  • Capacity: 256GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty:
£153.99 (inc. VAT) £128.33 (ex. VAT)
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  • 128GB Extreme Plus microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty:
£53.99 (inc. VAT) £44.99 (ex. VAT)
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  • 64GB Extreme Plus microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 170MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty:
£31.99 (inc. VAT) £26.66 (ex. VAT)
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  • 64GB Gaming microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? No
  • Warranty: Lifetime
£26.99 (inc. VAT) £22.49 (ex. VAT)
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  • 128GB Gaming microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? No
  • Warranty: Lifetime
£45.99 (inc. VAT) £38.33 (ex. VAT)
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Read Reviews (4)
  • 128GB Extreme microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£37.99 (inc. VAT) £31.66 (ex. VAT)
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Available to order
Read Reviews (4)
  • 64GB Extreme microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£21.99 (inc. VAT) £18.33 (ex. VAT)
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  • 64GB Extreme microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£21.99 (inc. VAT) £18.33 (ex. VAT)
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  • 64GB Extreme microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 60MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£21.99 (inc. VAT) £18.33 (ex. VAT)
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  • 400GB Extreme microSDXC Memory Card
  • Capacity: 400GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£193.99 (inc. VAT) £161.66 (ex. VAT)
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  • 256GB Extreme microSDXC Memory Card
  • Capacity: 256GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£118.99 (inc. VAT) £99.16 (ex. VAT)
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Read Review (1)
  • 128GB Extreme microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£37.99 (inc. VAT) £31.66 (ex. VAT)
Buy Now
Available to order
  • 128GB Extreme microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 160MB/s
  • Write Speed: Up To 90MB/s
  • Class: Class 10
  • Video Support: For 4K Video
  • SD Adapter Included? Yes
  • Warranty: Lifetime
£37.99 (inc. VAT) £31.66 (ex. VAT)
Buy Now
Available to order
  • 128GB Ultra microSDXC Memory Card
  • Capacity: 128GB
  • Format: microSDXC
  • Read Speed: Up To 80MB/s
  • Write Speed: Minimum 10MB/s
  • Class: Class 10
  • Video Support: For 1080P Full HD Video
  • SD Adapter Included? Yes
  • Warranty: 7 Years
£22.99 (inc. VAT) £19.16 (ex. VAT)
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  • 64GB Ultra microSDHC Memory Card
  • Capacity: 64GB
  • Format: microSDHC
  • Read Speed: Up To 80MB/s
  • Write Speed: Minimum 10MB/s
  • Class: Class 10
  • Video Support: For 1080P Full HD Video
  • SD Adapter Included? No
  • Warranty: 7 Years
£12.99 (inc. VAT) £10.83 (ex. VAT)
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Read Reviews (65)
  • 64GB Ultra microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 80MB/s
  • Write Speed: Minimum 10MB/s
  • Class: Class 10
  • Video Support: For 1080P Full HD Video
  • SD Adapter Included? Yes
  • Warranty: 7 Years
£12.99 (inc. VAT) £10.83 (ex. VAT)
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Read Reviews (47)
  • 64GB Ultra microSDXC Memory Card
  • Capacity: 64GB
  • Format: microSDXC
  • Read Speed: Up To 48MB/s
  • Write Speed: Minimum 10MB/s
  • Class: Class 10
  • Video Support: For 1080P Full HD Video
  • SD Adapter Included? No
  • Warranty: 10 Years
£11.99 (inc. VAT) £9.99 (ex. VAT)
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  • 400GB Ultra microSDXC Memory Card
  • Capacity: 400GB
  • Format: microSDXC
  • Read Speed: Up To 100MB/s
  • Write Speed: Minimum 10MB/s
  • Class: Class 10
  • Video Support: For 1080P Full HD Video
  • SD Adapter Included? Yes
  • Warranty: 7 Years
£125.99 (inc. VAT) £104.99 (ex. VAT)
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Fast, free, secure delivery on microSDXC Memory Cards.
MemoryCow offers a range of secure delivery options meaning you will get your item quickly. We offer same day despatch where possible on microSDXC Memory Cards and despatch all orders from our UK distribution centre. We hold stock on all the memory we offer which enables quick despatch of your order. Click Here to see our full range of delivery options.

Memory configurator.
Not sure what you need? Why not try our configurator. Click Here to find guaranteed compatible upgrades.

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Our Customer Reviews
Fast and efficient service. Perfect customer service. 
ekomi customer feedback
on 2018-11-30
Excellent! The service is second to none, the product is always reliable, which can`t be said about a lot of "fake" memory cards out there, the prices are brilliant and the delivery service is second to none. I only use Memory Cow from now on for all my data needs. Amazing company. 
ekomi customer feedback
on 2018-11-29
I ordered 2 memory cards for me and my wife came after 2days excellant service 
ekomi customer feedback
on 2018-11-27
Excellent knowledgeable service as always. First choice supplier every time.  
ekomi customer feedback
on 2018-11-26
Generally hassle free and prompt service.. 
ekomi customer feedback
on 2018-11-25
Great service! Also it's really handy to know you're getting the right item for your particular device... 
ekomi customer feedback
on 2018-11-24
ekomi gold customer feedback

Awarded the eKomi
Gold Seal of Approval!

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