Samsung vs SanDisk SD Cards

Side-by-side price per gigabyte comparison across 373 products.

As of May 2026, Samsung averages $0.8308/GB across 29 products while SanDisk averages $1.8381/GB across 344 products on BuyPerUnit. Samsung offers 55% better value per gigabyte for sd cards.

Samsung

Better Value
Avg $/GB$0.8308
Best $/GB$0.2339
Price Range$0.2339 – $4.1793
Products29

SanDisk

Avg $/GB$1.8381
Best $/GB$0.1209
Price Range$0.1209 – $166.3562
Products344

Top Products Compared

RankBrandProductCapacity$/GBPriceRetailer
1Samsungsamsung evo plus microsd sdxc u3 class 10 a2 memory card 130mb/s with sd adapter 2021 (512gb)512GB$0.2339$119.75newegg
1SanDiskSanDisk SDSQUA4-400G-GN6MN MAT 400GB 8pin microSDXC r120MB/s C10 U1 A1 UHS-I SanDisk Ultra microSDXC Memory Card w/out Adapter Retail400GB$0.1209$48.35newegg
2SamsungSamsung P9 Express microSD Express Card, 256GB microSDXC Memory Card, Up to 800 MB/s, for Nintendo-Switch ™ 2, (MB MK256T/AM)256 GB$0.2343$59.99amazon
2SanDiskSANDISK - Ultra PLUS 1.5TB microSDXC UHS-I Memory Card1.5 TB$0.1293$193.99bestbuy
3SamsungSamsung EVO Select microSDMemory Card + Adapter, 512GB microSDXC, Up-to 160 MB/s, 4K UHD, UHS-I, C10, U3, V30, A2, for Mobile Phone, Smartphones, Nintendo-Switch, and Tablets (MB-ME512SA/AM)512 GB$0.2617$133.99amazon
3SanDiskSanDisk 512GB Ultra SDXC UHS-I / Class 10 Memory Card, Speed Up to 120MB/s (SDSDUN4-512G-GN6IN)512GB$0.1562$79.99newegg
4SamsungSamsung microSDXC T7 1TB, Transfer Speeds Up to 170 MB/s, Made for Casual Gamers, Amateur Creators, & Everyday Users (MB-MB1T0T/AM)1 TB$0.2858$285.81amazon
4SanDiskSanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 120MB/s (SDSQUA4-512G-GN6MA)512GB$0.1605$82.20newegg
5SamsungSamsung Sonic Pro Plus microSDXC Memory Card, UHS-I Interface, 512 GB, Read Speed up to 180MB/s, Increased Speed for Consoles, MB-MD512SA/LC1, with...512GB$0.2929$149.99newegg
5SanDiskSanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-256G-GN6MA)256GB$0.1679$42.97newegg

Which Should You Buy?

Based on current pricing data, Samsung offers better overall value for sd cards at an average of $0.8308/GB compared to SanDisk's $1.8381/GB — that's roughly 55% less per gigabyte.

Samsung's best deal is the samsung evo plus microsd sdxc u3 class 10 a2 memory card 130mb/s with sd adapter 2021 (512gb) (512GB) at $0.2339/GB, while SanDisk's cheapest option is the 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) at $0.1209/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 Samsung or SanDisk cheaper per GB for sd cards?

As of May 2026, Samsung averages $0.8308/GB compared to SanDisk at $1.8381/GB. Samsung is approximately 55% cheaper per gigabyte on average.

How many Samsung and SanDisk sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 29 Samsung products and 344 SanDisk products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest Samsung sd card per GB?

The cheapest Samsung option is the samsung evo plus microsd sdxc u3 class 10 a2 memory card 130mb/s with sd adapter 2021 (512gb) at $0.2339/GB ($119.75 for 512GB).

What is the cheapest SanDisk sd card per GB?

The cheapest SanDisk option is the SanDisk SDSQUA4-400G-GN6MN MAT 400GB 8pin microSDXC r120MB/s C10 U1 A1 UHS-I SanDisk Ultra microSDXC Memory Card w/out Adapter Retail at $0.1209/GB ($48.35 for 400GB).

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