Istorage vs Sigma SD Cards
Side-by-side price per gigabyte comparison across 5 products.
As of March 2026, Istorage averages $0.5831/GB across 4 products while Sigma averages $31.2494/GB across 1 products on BuyPerUnit. Istorage offers 98% better value per gigabyte for sd cards.
Istorage
Better ValueCheapest Product
iStorage microSD Card 1TB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives only...1TB · $399.95 · newegg
Sigma
Cheapest Product
Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E W/ 16GB SD Card & Travel Kit16GB · $499.99 · newegg
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Istorage | iStorage microSD Card 1TB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives only... | 1TB | $0.4000 | $399.95 | newegg |
| 1 | Sigma | Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E W/ 16GB SD Card & Travel Kit | 16GB | $31.2494 | $499.99 | newegg |
| 2 | Istorage | iStorage microSD Card 512GB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives... | 512GB | $0.4491 | $229.95 | newegg |
| 3 | Istorage | iStorage microSD Card 128GB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives... | 128GB | $0.6402 | $81.95 | newegg |
| 4 | Istorage | iStorage microSD Card 64GB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives... | 64GB | $0.8430 | $53.95 | newegg |
Which Should You Buy?
Based on current pricing data, Istorage offers better overall value for sd cards at an average of $0.5831/GB compared to Sigma's $31.2494/GB — that's roughly 98% less per gigabyte.
Istorage's best deal is the iStorage microSD Card 1TB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives only... (1TB) at $0.4000/GB, while Sigma's cheapest option is the Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E W/ 16GB SD Card & Travel Kit (16GB) at $31.2494/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 Istorage or Sigma cheaper per GB for sd cards?
As of March 2026, Istorage averages $0.5831/GB compared to Sigma at $31.2494/GB. Istorage is approximately 98% cheaper per gigabyte on average.
How many Istorage and Sigma sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 4 Istorage products and 1 Sigma products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Istorage sd card per GB?
The cheapest Istorage option is the iStorage microSD Card 1TB. Encrypt data stored on iStorage microSD Cards using datAshur SD USB flash drive. Compatible with datAshur SD drives only... at $0.4000/GB ($399.95 for 1TB).
What is the cheapest Sigma sd card per GB?
The cheapest Sigma option is the Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E W/ 16GB SD Card & Travel Kit at $31.2494/GB ($499.99 for 16GB).