As of August 2026, the cheapest ADATA sd card on BuyPerUnit costs $0.2010/GB — a ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1) (128GB) available at Newegg for $25.73. BuyPerUnit tracks 3 ADATA sd cards across Amazon, Best Buy, and Newegg, updated daily.

ADATA SD Cards

3 ADATA products ranked by price per gigabyte. Best value: $0.2010/GB

Products

3

Best $/GB

$0.2010

Highest $/GB

$0.6405

Ranked by:$/GB
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Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.

1

ADATA 128GB Premier microSDXC UHS-I / Class 10 V10 A1 Memory Card with SD Adapter, Speed Up to 100MB/s (AUSDX128GUICL10A1-RA1)

ADATANeweggmicroSD

Capacity

128GB

Price

$25.73

$/GB

$0.201

Check Price at Newegg
2

128GB AData Premier Pro SDXC Memory Card UHS-I U3 CL10 V30 4K Ultra HD

ADATANeweggSD Card

Capacity

128GB

Price

$35.92

$/GB

$0.281

Check Price at Newegg
3

ADATA AUSDX64GUICL10-RA1 Premier 64 GB micro SDHC/SDXC UHS-I U1 Memory Card with One Adapter

ADATANeweggmicroSD

Capacity

64GB

Price

$40.99

$/GB

$0.640

Check Price at Newegg
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About ADATA SD Cards

Compare all ADATA sd cards sorted by price per gigabyte. BuyPerUnit tracks 3 ADATA products across multiple retailers to help you find the best storage deals. Prices range from $0.2010/GB to $0.6405/GB.

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