Sony vs Teknostone SD Cards
Side-by-side price per gigabyte comparison across 16 products.
As of March 2026, Sony averages $6.2269/GB across 14 products while Teknostone averages $0.2448/GB across 2 products on BuyPerUnit. Teknostone offers 96% better value per gigabyte for sd cards.
Sony
Cheapest Product
Sony CEA-G Series CFexpress 960GB Type A Memory Card - IP57-Rated, VPG400 Certified Up to 1800MB/s Read, 1700MB/s Write960GB · $509.95 · newegg
Teknostone
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Sony | Sony CEA-G Series CFexpress 960GB Type A Memory Card - IP57-Rated, VPG400 Certified Up to 1800MB/s Read, 1700MB/s Write | 960GB | $0.5312 | $509.95 | newegg |
| 1 | Teknostone | TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) | 128 GB | $0.1997 | $25.56 | amazon |
| 2 | Sony | Sony 128GB SF-M Tough Series UHS-II SDXC Memory Card | 128GB | $0.6246 | $79.95 | newegg |
| 2 | Teknostone | TEKNOSTONE Basic 64GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) | 64 GB | $0.2900 | $18.56 | amazon |
| 3 | Sony | Sony - CEA-G240T | 240 GB | $1.0833 | $259.99 | bestbuy |
| 4 | Sony | Sony - SFG128T/T1 128GB SDXC UHS-II TOUGH G Series Memory Card | 128 GB | $1.6405 | $209.99 | bestbuy |
| 5 | Sony | Sony - QDG120F/J 120GB XQD Memory Card | 120 GB | $1.6666 | $199.99 | bestbuy |
Which Should You Buy?
Based on current pricing data, Teknostone offers better overall value for sd cards at an average of $0.2448/GB compared to Sony's $6.2269/GB — that's roughly 96% less per gigabyte.
Teknostone's best deal is the TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) (128 GB) at $0.1997/GB, while Sony's cheapest option is the Sony CEA-G Series CFexpress 960GB Type A Memory Card - IP57-Rated, VPG400 Certified Up to 1800MB/s Read, 1700MB/s Write (960GB) at $0.5312/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 Sony or Teknostone cheaper per GB for sd cards?
As of March 2026, Teknostone averages $0.2448/GB compared to Sony at $6.2269/GB. Teknostone is approximately 96% cheaper per gigabyte on average.
How many Sony and Teknostone sd cards does BuyPerUnit track?
BuyPerUnit currently tracks 14 Sony products and 2 Teknostone products in the sd cards category, all ranked by price per gigabyte.
What is the cheapest Sony sd card per GB?
The cheapest Sony option is the Sony CEA-G Series CFexpress 960GB Type A Memory Card - IP57-Rated, VPG400 Certified Up to 1800MB/s Read, 1700MB/s Write at $0.5312/GB ($509.95 for 960GB).
What is the cheapest Teknostone sd card per GB?
The cheapest Teknostone option is the TEKNOSTONE Basic 128GB MicroSDXC Flash Memory with Adapter 90MB/s Read 50MB/s Write UHS-I C10 U3 V30 A1 Rated HD Support TF Card for Dashcams Security Cameras Tablets Phones Drone Console (1 Pack) at $0.1997/GB ($25.56 for 128 GB).