128gb vs Sigma SD Cards
Side-by-side price per gigabyte comparison across 2 products.
As of March 2026, 128gb averages $0.7891/GB across 1 products while Sigma averages $31.2494/GB across 1 products on BuyPerUnit. 128gb offers 97% better value per gigabyte for sd cards.
128gb
Better ValueSigma
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 | 128gb | 128gb Sdxc Class10 Uhs-i Card | 128GB | $0.7891 | $101.01 | 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 |
Which Should You Buy?
Based on current pricing data, 128gb offers better overall value for sd cards at an average of $0.7891/GB compared to Sigma's $31.2494/GB — that's roughly 97% less per gigabyte.
128gb's best deal is the 128gb Sdxc Class10 Uhs-i Card (128GB) at $0.7891/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 128gb or Sigma cheaper per GB for sd cards?
As of March 2026, 128gb averages $0.7891/GB compared to Sigma at $31.2494/GB. 128gb is approximately 97% cheaper per gigabyte on average.
How many 128gb and Sigma sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 1 128gb products and 1 Sigma products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest 128gb sd card per GB?
The cheapest 128gb option is the 128gb Sdxc Class10 Uhs-i Card at $0.7891/GB ($101.01 for 128GB).
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).