128gb vs Sony SD Cards

Side-by-side price per gigabyte comparison across 15 products.

As of March 2026, 128gb averages $0.7891/GB across 1 products while Sony averages $6.2269/GB across 14 products on BuyPerUnit. 128gb offers 87% better value per gigabyte for sd cards.

128gb

Better Value
Avg $/GB$0.7891
Best $/GB$0.7891
Price Range$0.7891 – $0.7891
Products1

Cheapest Product

128gb Sdxc Class10 Uhs-i Card

128GB · $101.01 · newegg

Sony

Avg $/GB$6.2269
Best $/GB$0.5312
Price Range$0.5312 – $41.2497
Products14

Top Products Compared

RankBrandProductCapacity$/GBPriceRetailer
1128gb128gb Sdxc Class10 Uhs-i Card128GB$0.7891$101.01newegg
1SonySony CEA-G Series CFexpress 960GB Type A Memory Card - IP57-Rated, VPG400 Certified Up to 1800MB/s Read, 1700MB/s Write960GB$0.5312$509.95newegg
2SonySony 128GB SF-M Tough Series UHS-II SDXC Memory Card128GB$0.6246$79.95newegg
3SonySony - CEA-G240T240 GB$1.0833$259.99bestbuy
4SonySony - SFG128T/T1 128GB SDXC UHS-II TOUGH G Series Memory Card128 GB$1.6405$209.99bestbuy
5SonySony - QDG120F/J 120GB XQD Memory Card120 GB$1.6666$199.99bestbuy

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 Sony's $6.2269/GB — that's roughly 87% less per gigabyte.

128gb's best deal is the 128gb Sdxc Class10 Uhs-i Card (128GB) at $0.7891/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 128gb or Sony cheaper per GB for sd cards?

As of March 2026, 128gb averages $0.7891/GB compared to Sony at $6.2269/GB. 128gb is approximately 87% cheaper per gigabyte on average.

How many 128gb and Sony sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 1 128gb products and 14 Sony 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 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).

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