Sigma vs Tridenite SD Cards
Side-by-side price per gigabyte comparison across 2 products.
As of March 2026, Sigma averages $31.2494/GB across 1 products while Tridenite averages $0.2100/GB across 1 products on BuyPerUnit. Tridenite offers 99% better value per gigabyte for sd cards.
Sigma
Cheapest Product
Sigma 16mm f/1.4 DC DN Contemporary Lens for Sony E W/ 16GB SD Card & Travel Kit16GB · $499.99 · newegg
Tridenite
Better ValueCheapest Product
TRIDENITE 1TB SD Card, Read Speed Up to 245MB/s, UHS-II U3 V60 4K UHD, Professional Grade SDXC Memory Card1TB · $209.99 · newegg
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 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 |
| 1 | Tridenite | TRIDENITE 1TB SD Card, Read Speed Up to 245MB/s, UHS-II U3 V60 4K UHD, Professional Grade SDXC Memory Card | 1TB | $0.2100 | $209.99 | newegg |
Which Should You Buy?
Based on current pricing data, Tridenite offers better overall value for sd cards at an average of $0.2100/GB compared to Sigma's $31.2494/GB — that's roughly 99% less per gigabyte.
Tridenite's best deal is the TRIDENITE 1TB SD Card, Read Speed Up to 245MB/s, UHS-II U3 V60 4K UHD, Professional Grade SDXC Memory Card (1TB) at $0.2100/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 Sigma or Tridenite cheaper per GB for sd cards?
As of March 2026, Tridenite averages $0.2100/GB compared to Sigma at $31.2494/GB. Tridenite is approximately 99% cheaper per gigabyte on average.
How many Sigma and Tridenite sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 1 Sigma products and 1 Tridenite products in the sd cards category, all ranked by price per gigabyte.
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).
What is the cheapest Tridenite sd card per GB?
The cheapest Tridenite option is the TRIDENITE 1TB SD Card, Read Speed Up to 245MB/s, UHS-II U3 V60 4K UHD, Professional Grade SDXC Memory Card at $0.2100/GB ($209.99 for 1TB).