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Memory Cards

What Is A Memory Card?
Memory cards are small storage devices typically found in consumer devices such as smartphones and digital cameras but not limited to. The most common formats of memory cards include microSD, microSDHC, microSDXC, SD, SDHC, SDXC and Compact Flash. microSD formats are typically found in smartphones whilst full sized SD and Compact Flash cards are normally found in devices such as digital cameras.

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

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Memory Cards

Read Reviews (15)
  • 2GB SD Memory Card
  • Capacity: 2GB
  • Format: SD
  • Read Speed:
  • Write Speed:
  • Class: Class 4
  • Video Support: For 1080P Full HD Video
  • File Format: FAT16
  • Warranty: 1 Year
  • 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 Review (1)
  • 32GB Extreme Pro microSDHC Memory Card
  • Capacity: 32GB
  • Format: microSDHC
  • 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
£14.99 (inc. VAT) £12.49 (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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  • 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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Read Reviews (5)
  • 32GB Extreme microSDHC Memory Card
  • Capacity: 32GB
  • Format: microSDHC
  • 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
£11.99 (inc. VAT) £9.99 (ex. VAT)
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Read Reviews (3)
  • 32GB Extreme microSDHC Memory Card
  • Capacity: 32GB
  • Format: microSDHC
  • 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
£11.99 (inc. VAT) £9.99 (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
£245.99 (inc. VAT) £204.99 (ex. VAT)
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Awaiting Stock - Contact Us For Availability
  • 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
£141.99 (inc. VAT) £118.33 (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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Read Review (1)
  • 32GB Extreme Pro microSDHC Memory Card
  • Capacity: 32GB
  • Format: microSDHC
  • 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
£14.99 (inc. VAT) £12.49 (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)
Buy Now
In stock for next day delivery
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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)
Buy Now
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Read Reviews (19)
  • 32GB Extreme microSDHC Memory Card
  • Capacity: 32GB
  • Format: microSDHC
  • 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
£11.99 (inc. VAT) £9.99 (ex. VAT)
Buy Now
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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)
Buy Now
In stock for next day delivery
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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)
Buy Now
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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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  • 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
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Fast, free, secure delivery on Memory Cards.
MemoryCow offers a range of secure delivery options meaning you will get your item quickly. We offer same day despatch where possible 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
Memory Cow were great to deal with. The information given about the product was clear, the price and delivery were both excellent. I will certainly use them again and recommend them. 
ekomi customer feedback
on 2018-11-15
This company is the only place i will buy memory cards, bar none. I have never had a problem with the cards they provide, they are reasonably priced, and good delivery.I Would recommend them to anyone requiring truthful description of their product. A1+ service, will def use again. (bought at least 6 cards off them, all as described) 
ekomi customer feedback
on 2018-11-13
Extremely fast delivery and a well priced product. Will use again.