Kingston vs Sigma SD Cards
Side-by-side price per gigabyte comparison across 37 products.
As of March 2026, Kingston averages $0.8311/GB across 36 products while Sigma averages $31.2494/GB across 1 products on BuyPerUnit. Kingston offers 97% better value per gigabyte for sd cards.
Kingston
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 | Kingston | Kingston Canvas Go! Plus 512 Gb Class 10/Uhs-I (U3) Sdxc | 512GB | $0.1398 | $71.58 | 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 | Kingston | Kingston Canvas Select Plus 64GB Micro SD Card and SD Adapter SDCS2/64GB | 64GB | $0.1461 | $9.35 | newegg |
| 3 | Kingston | Kingston 128GB Canvas Select Plus microSDXC Card | Up to 100MB/s | A1 Class 10 UHS-I | with Adapter | SDCS2/128GB | 128 GB | $0.1559 | $19.95 | amazon |
| 4 | Kingston | Kingston Canvas Select Plus 256 GB Class 10/UHS-I U1 V10 SDXC 1 SDS3256GB | 256GB | $0.1710 | $43.78 | newegg |
| 5 | Kingston | Kingston Canvas Select Plus 256GB microSDXC U3 A1 Class 10 100MB/s SDCS2/256GB | 256GB | $0.1904 | $48.75 | newegg |
Which Should You Buy?
Based on current pricing data, Kingston offers better overall value for sd cards at an average of $0.8311/GB compared to Sigma's $31.2494/GB — that's roughly 97% less per gigabyte.
Kingston's best deal is the Kingston Canvas Go! Plus 512 Gb Class 10/Uhs-I (U3) Sdxc (512GB) at $0.1398/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 Kingston or Sigma cheaper per GB for sd cards?
As of March 2026, Kingston averages $0.8311/GB compared to Sigma at $31.2494/GB. Kingston is approximately 97% cheaper per gigabyte on average.
How many Kingston and Sigma sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 36 Kingston products and 1 Sigma products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Kingston sd card per GB?
The cheapest Kingston option is the Kingston Canvas Go! Plus 512 Gb Class 10/Uhs-I (U3) Sdxc at $0.1398/GB ($71.58 for 512GB).
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).