Kingspec vs Sp Silicon Power SD Cards

Side-by-side price per gigabyte comparison across 10 products.

As of March 2026, Kingspec averages $0.2711/GB across 8 products while Sp Silicon Power averages $0.4096/GB across 2 products on BuyPerUnit. Kingspec offers 34% better value per gigabyte for sd cards.

Kingspec

Better Value

Avg $/GB$0.2711

Best $/GB$0.1328

Price Range$0.1328 – $0.4590

Products8

Cheapest Product

KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack

512GB · $67.99 · newegg

Sp Silicon Power

Avg $/GB$0.4096

Best $/GB$0.1951

Price Range$0.1951 – $0.6241

Products2

Cheapest Product

Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones

128 GB · $24.97 · amazon

Top Products Compared

Rank	Brand	Product	Capacity	$/GB	Price	Retailer
1	Kingspec	KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack	512GB	$0.1328	$67.99	newegg
1	Sp Silicon Power	Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones	128 GB	$0.1951	$24.97	amazon
2	Kingspec	KingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash	256GB	$0.1367	$34.99	newegg
2	Sp Silicon Power	Silicon Power 32GB 3D NAND High Speed MicroSD Card with Adapter	32 GB	$0.6241	$19.97	amazon
3	Kingspec	KingSpec MIXAGE 128GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 128GB 1 Pack	128GB	$0.1796	$22.99	newegg
4	Kingspec	KingSpec MIXAGE 64GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 64GB 1 Pack	64GB	$0.2342	$14.99	newegg
5	Kingspec	KingSpec MIXAGE 256GB SD Memory Card V60 UHS-II U3 A1 Speed Up to 280MB/s C10 SDXC for 4k/8k Video 256GB	256GB	$0.2773	$70.99	newegg

Which Should You Buy?

Based on current pricing data, Kingspec offers better overall value for sd cards at an average of $0.2711/GB compared to Sp Silicon Power's $0.4096/GB — that's roughly 34% less per gigabyte.

Kingspec's best deal is the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack (512GB) at $0.1328/GB, while Sp Silicon Power's cheapest option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones (128 GB) at $0.1951/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 Kingspec or Sp Silicon Power cheaper per GB for sd cards?

As of March 2026, Kingspec averages $0.2711/GB compared to Sp Silicon Power at $0.4096/GB. Kingspec is approximately 34% cheaper per gigabyte on average.

How many Kingspec and Sp Silicon Power sd cards does BuyPerUnit track?

BuyPerUnit currently tracks 8 Kingspec products and 2 Sp Silicon Power products in the sd cards category, all ranked by price per gigabyte.

What is the cheapest Kingspec sd card per GB?

The cheapest Kingspec option is the KingSpec MIXAGE 512GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash MicroSD 512GB 1 Pack at $0.1328/GB ($67.99 for 512GB).

What is the cheapest Sp Silicon Power sd card per GB?

The cheapest Sp Silicon Power option is the Silicon Power 128GB Micro SD Card U3 SDXC Up to 100MB/s High Speed Memory Card for Cams, DJI Pocket and Drones at $0.1951/GB ($24.97 for 128 GB).

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