Digital vs Unirex SD Cards
Side-by-side price per gigabyte comparison across 7 products.
As of March 2026, Digital averages $51.3713/GB across 1 products while Unirex averages $0.4149/GB across 6 products on BuyPerUnit. Unirex offers 99% better value per gigabyte for sd cards.
Digital
Cheapest Product
Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 108GB · $410.97 · newegg
Unirex
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Digital | Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 | 8GB | $51.3713 | $410.97 | newegg |
| 1 | Unirex | Unirex UMS645MUHS1 64GB microSDHC Card | 64GB | $0.1873 | $11.99 | newegg |
| 2 | Unirex | Unirex Full Size SD Card 64GB | 64GB | $0.3123 | $19.99 | newegg |
| 3 | Unirex | Unirex MSU325 32GB MicroSD Card | 32GB | $0.3434 | $10.99 | newegg |
| 4 | Unirex | Unirex MSW325M 4-in-1 Usb/Micro USB Reader and SD Adapter (32GB) | 32GB | $0.3975 | $12.72 | newegg |
| 5 | Unirex | Unirex MSU165 16GB MicroSD Card | 16GB | $0.6244 | $9.99 | newegg |
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 Digital's $51.3713/GB — that's roughly 99% less per gigabyte.
Unirex's best deal is the Unirex UMS645MUHS1 64GB microSDHC Card (64GB) at $0.1873/GB, while Digital's cheapest option is the Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 (8GB) at $51.3713/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 Digital or Unirex cheaper per GB for sd cards?
As of March 2026, Unirex averages $0.4149/GB compared to Digital at $51.3713/GB. Unirex is approximately 99% cheaper per gigabyte on average.
How many Digital and Unirex sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 1 Digital products and 6 Unirex products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Digital sd card per GB?
The cheapest Digital option is the Digital Speed 2500X 8GB Professional High Speed Mach III 350MB/s Error Free (SDHC) HD Memory Card Class 10 at $51.3713/GB ($410.97 for 8GB).
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).