Kingspec vs Silicon Power SD Cards

Side-by-side price per gigabyte comparison across 16 products.

As of March 2026, Kingspec averages $0.2711/GB across 8 products while Silicon Power averages $0.2781/GB across 8 products on BuyPerUnit. Kingspec offers 3% 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

Silicon Power

Avg $/GB$0.2781
Best $/GB$0.1378
Price Range$0.1378 – $0.5934
Products8

Top Products Compared

RankBrandProductCapacity$/GBPriceRetailer
1KingspecKingSpec 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 Pack512GB$0.1328$67.99newegg
1Silicon PowerSilicon Power 1TB Superior microSDXC UHS-I (U3), V30 4K A1 Memory Card with Adapter (SP001TBSTXDV3V20SP)1TB$0.1378$137.79newegg
2KingspecKingSpec MIXAGE 256GB microSDXC Memory Cards, UHS-I, V30, A1, 4K UHD Micro SD Card, Speed Up to 175MB/s, 3D NAND Flash256GB$0.1367$34.99newegg
2Silicon PowerSilicon Power 128GB Elite SDXC UHS-I/U1 Class 10 Memory Card, Speed Up to 85MB/s (SP128GBSDXAU1V10)128GB$0.1562$19.99newegg
3KingspecKingSpec 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 Pack128GB$0.1796$22.99newegg
3Silicon PowerSilicon Power 1TB Superior Micro SDXC UHS-I (U3), V30 4K A2, High Speed MicroSD Card with Adapter1TB$0.1598$159.79newegg
4KingspecKingSpec 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 Pack64GB$0.2342$14.99newegg
4Silicon PowerSilicon Power Elite microSDXC 256GB CL10 UHS-1 Full HD 100MB/sec Memory Card w/Adapter Modle256GB$0.2343$59.99newegg
5KingspecKingSpec MIXAGE 256GB SD Memory Card V60 UHS-II U3 A1 Speed Up to 280MB/s C10 SDXC for 4k/8k Video 256GB256GB$0.2773$70.99newegg
5Silicon PowerSilicon Power 64GB Elite SDXC UHS-I/U1 Class 10 Memory Card , Speed Up to 85MB/s (SP064GBSDXAU1V10)64GB$0.2498$15.99newegg

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 Silicon Power's $0.2781/GB — that's roughly 3% 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 Silicon Power's cheapest option is the Silicon Power 1TB Superior microSDXC UHS-I (U3), V30 4K A1 Memory Card with Adapter (SP001TBSTXDV3V20SP) (1TB) at $0.1378/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 Silicon Power cheaper per GB for sd cards?

As of March 2026, Kingspec averages $0.2711/GB compared to Silicon Power at $0.2781/GB. Kingspec is approximately 3% cheaper per gigabyte on average.

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

BuyPerUnit currently tracks 8 Kingspec products and 8 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 Silicon Power sd card per GB?

The cheapest Silicon Power option is the Silicon Power 1TB Superior microSDXC UHS-I (U3), V30 4K A1 Memory Card with Adapter (SP001TBSTXDV3V20SP) at $0.1378/GB ($137.79 for 1TB).

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