SanDisk vs Unirex SD Cards
Side-by-side price per gigabyte comparison across 259 products.
As of March 2026, SanDisk averages $0.8130/GB across 253 products while Unirex averages $0.4149/GB across 6 products on BuyPerUnit. Unirex offers 49% better value per gigabyte for sd cards.
SanDisk
Cheapest Product
SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA256 GB · $29.27 · amazon
Unirex
Better ValueTop Products Compared
Which Should You Buy?
Based on current pricing data, Unirex offers better overall value for sd cards at an average of $0.4149/GB compared to SanDisk's $0.8130/GB — that's roughly 49% less per gigabyte.
Unirex's best deal is the Unirex UMS645MUHS1 64GB microSDHC Card (64GB) at $0.1873/GB, while SanDisk's cheapest option is the SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA (256 GB) at $0.1143/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is SanDisk or Unirex cheaper per GB for sd cards?
As of March 2026, Unirex averages $0.4149/GB compared to SanDisk at $0.8130/GB. Unirex is approximately 49% cheaper per gigabyte on average.
How many SanDisk and Unirex sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 253 SanDisk products and 6 Unirex products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest SanDisk sd card per GB?
The cheapest SanDisk option is the SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA at $0.1143/GB ($29.27 for 256 GB).
What is the cheapest Unirex sd card per GB?
The cheapest Unirex option is the Unirex UMS645MUHS1 64GB microSDHC Card at $0.1873/GB ($11.99 for 64GB).