Gigastone vs SanDisk SD Cards

Side-by-side price per gigabyte comparison across 270 products.

As of March 2026, Gigastone averages $1.8131/GB across 17 products while SanDisk averages $0.8130/GB across 253 products on BuyPerUnit. SanDisk offers 55% better value per gigabyte for sd cards.

Gigastone

Avg $/GB$1.8131

Best $/GB$0.2929

Price Range$0.2929 – $12.4975

Products17

Cheapest Product

[5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3

512 GB · $149.99 · amazon

SanDisk

Better Value

Avg $/GB$0.8130

Best $/GB$0.1143

Price Range$0.1143 – $41.0930

Products253

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-GN6MA

256 GB · $29.27 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Gigastone	[5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3	512 GB	$0.2929	$149.99	amazon
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	$0.1143	$29.27	amazon
2	Gigastone	【5-Years Data Recovery】GIGASTONE 128GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Cases	128 GB	$0.3046	$38.99	amazon
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	Gigastone	【5-Years Data Recovery】 GIGASTONE 256GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Case	256 GB	$0.3320	$84.99	amazon
3	SanDisk	SANDISK - Ultra PLUS 1.5TB microSDXC UHS-I Memory Card	1.5 TB	$0.1293	$193.99	bestbuy
4	Gigastone	Gigastone 512GB Micro SD Card, 4K Video Pro, GoPro, Surveillance, Security Camera, Action Camera, Drone, 100MB/s MicoSDXC Memory Card UHS-I V30...	512GB	$0.3632	$185.98	newegg
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	Gigastone	Gigastone 1TB Micro SD Card, 4K Video Pro, GoPro, Surveillance, Security Camera, Action Camera, Drone, 140MB/s MicoSDXC Memory Card UHS-I V30 Class 10	1TB	$0.3720	$371.98	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, SanDisk offers better overall value for sd cards at an average of $0.8130/GB compared to Gigastone's $1.8131/GB — that's roughly 55% less per gigabyte.

SanDisk's best deal 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 $0.1143/GB, while Gigastone's cheapest option is the [5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3 (512 GB) at $0.2929/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 Gigastone or SanDisk cheaper per GB for sd cards?

As of March 2026, SanDisk averages $0.8130/GB compared to Gigastone at $1.8131/GB. SanDisk is approximately 55% cheaper per gigabyte on average.

How many Gigastone and SanDisk sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 17 Gigastone products and 253 SanDisk products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest Gigastone sd card per GB?

The cheapest Gigastone option is the [5-Yrs Free Data Recovery] GIGASTONE 512GB Micro SD Card, TLC High Endurance Pro, Speed Up to 140/120 MB/s, Compatible with REDTIGER Rove VIOFO VANTRUE PRUVEEO Dash Cam, MicroSDXC UHS-I A1 V30 U3 at $0.2929/GB ($149.99 for 512 GB).

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 $0.1143/GB ($29.27 for 256 GB).

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