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

Cheapest Product

samsung evo plus microsd sdxc u3 class 10 a2 memory card 130mb/s with sd adapter 2021 (512gb)

512GB · $119.75 · newegg

SanDisk

Avg $/GB$1.8381

Best $/GB$0.1209

Price Range$0.1209 – $166.3562

Products344

Cheapest Product

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 · $48.35 · newegg

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Samsung	samsung evo plus microsd sdxc u3 class 10 a2 memory card 130mb/s with sd adapter 2021 (512gb)	512GB	$0.2339	$119.75	newegg
1	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
2	Samsung	Samsung 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	$59.99	amazon
2	SanDisk	SANDISK - Ultra PLUS 1.5TB microSDXC UHS-I Memory Card	1.5 TB	$0.1293	$193.99	bestbuy
3	Samsung	Samsung 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	$133.99	amazon
3	SanDisk	SanDisk 512GB Ultra SDXC UHS-I / Class 10 Memory Card, Speed Up to 120MB/s (SDSDUN4-512G-GN6IN)	512GB	$0.1562	$79.99	newegg
4	Samsung	Samsung 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	$285.81	amazon
4	SanDisk	SanDisk 512GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 120MB/s (SDSQUA4-512G-GN6MA)	512GB	$0.1605	$82.20	newegg
5	Samsung	Samsung 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	$149.99	newegg
5	SanDisk	SanDisk 256GB Ultra microSDXC A1 UHS-I/U1 Class 10 Memory Card with Adapter, Speed Up to 100MB/s (SDSQUAR-256G-GN6MA)	256GB	$0.1679	$42.97	newegg

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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