SanDisk vs Tridenite SD Cards
Side-by-side price per gigabyte comparison across 254 products.
As of March 2026, SanDisk averages $0.8155/GB across 253 products while Tridenite averages $0.2100/GB across 1 products on BuyPerUnit. Tridenite offers 74% better value per gigabyte for sd cards.
SanDisk
Cheapest Product
SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA256 GB · $28.20 · amazon
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 | SanDisk | SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA | 256 GB | $0.1102 | $28.20 | amazon |
| 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 |
| 2 | SanDisk | SanDisk SDSQUA4-400G-GN6MN MAT 400GB 8pin microSDXC r120MB/s C10 U1 A1 UHS-I SanDisk Ultra microSDXC Memory Card w/out Adapter Retail | 400GB | $0.1209 | $48.35 | newegg |
| 3 | SanDisk | SANDISK - Ultra PLUS 1.5TB microSDXC UHS-I Memory Card | 1.5 TB | $0.1293 | $193.99 | bestbuy |
| 4 | SanDisk | SanDisk SDSDUNR-256G-GN3IN DHE 256GB 9pin SDXC r100MB/s C10 UHS-I SanDisk Ultra SDXC Memory Card Retail | 256GB | $0.1313 | $33.60 | newegg |
| 5 | SanDisk | SanDisk Ultra Plus 128GB SDXC UHS-I Memory Card | 128 GB | $0.1395 | $17.85 | amazon |
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 SanDisk's $0.8155/GB — that's roughly 74% 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 SanDisk's cheapest option is the SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA (256 GB) at $0.1102/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 SanDisk or Tridenite cheaper per GB for sd cards?
As of March 2026, Tridenite averages $0.2100/GB compared to SanDisk at $0.8155/GB. Tridenite is approximately 74% cheaper per gigabyte on average.
How many SanDisk and Tridenite sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 253 SanDisk products and 1 Tridenite products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest SanDisk sd card per GB?
The cheapest SanDisk option is the SanDisk 256GB Extreme microSDXC UHS-I Memory Card with Adapter - Up to 190MB/s, C10, U3, V30, 4K, 5K, A2, Micro SD Card - SDSQXAV-256G-GN6MA at $0.1102/GB ($28.20 for 256 GB).
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).