Kexin vs Sanfeya USB Flash Drives
Side-by-side price per gigabyte comparison across 4 products.
As of March 2026, Kexin averages $0.8577/GB across 2 products while Sanfeya averages $0.3279/GB across 2 products on BuyPerUnit. Sanfeya offers 62% better value per gigabyte for usb flash drives.
Kexin
Sanfeya
Better ValueTop Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Kexin | KEXIN 128GB USB C Flash Drive Dual Thumb Drive 100MB/s Swivel USB-A & Type-C USB Drive 3.0 Memory Stick for Smartphone Tablet iPhone 15/16 Car Game Console, 128GB Black | 128 GB | $0.1843 | $23.59 | amazon |
| 1 | Sanfeya | 64GB USB C Flash Drive, 2-in-1 OTG USB 3.0 Thumb Drive, Dual USB Memory Stick Pen Drive for Type-C Android Smartphones Tablets and New MacBook Laptop PC PDA Samsung, Black | 64 GB | $0.2498 | $15.99 | amazon |
| 2 | Kexin | KEXIN USB 3.0 Flash Drive 64 GB 10 Pack Flash Drive 3.0 Thumb Drive Jump Drive Memory Stick Data Storage Pen Drive Black | 64 GB | $1.5311 | $97.99 | amazon |
| 2 | Sanfeya | 32GB USB C Flash Drive, 2-in-1 OTG USB 3.0 Thumb Drive, Dual USB Memory Stick Pen Drive for Type-C Android Smartphones Tablets and New MacBook Laptop PC PDA Samsung, Black | 32 GB | $0.4059 | $12.99 | amazon |
Which Should You Buy?
Based on current pricing data, Sanfeya offers better overall value for usb flash drives at an average of $0.3279/GB compared to Kexin's $0.8577/GB — that's roughly 62% less per gigabyte.
Sanfeya's best deal is the 64GB USB C Flash Drive, 2-in-1 OTG USB 3.0 Thumb Drive, Dual USB Memory Stick Pen Drive for Type-C Android Smartphones Tablets and New MacBook Laptop PC PDA Samsung, Black (64 GB) at $0.2498/GB, while Kexin's cheapest option is the KEXIN 128GB USB C Flash Drive Dual Thumb Drive 100MB/s Swivel USB-A & Type-C USB Drive 3.0 Memory Stick for Smartphone Tablet iPhone 15/16 Car Game Console, 128GB Black (128 GB) at $0.1843/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 Kexin or Sanfeya cheaper per GB for usb flash drives?
As of March 2026, Sanfeya averages $0.3279/GB compared to Kexin at $0.8577/GB. Sanfeya is approximately 62% cheaper per gigabyte on average.
How many Kexin and Sanfeya usb flash drives does BuyPerUnit track?
BuyPerUnit currently tracks 2 Kexin products and 2 Sanfeya products in the usb flash drives category, all ranked by price per gigabyte.
What is the cheapest Kexin usb flash drive per GB?
The cheapest Kexin option is the KEXIN 128GB USB C Flash Drive Dual Thumb Drive 100MB/s Swivel USB-A & Type-C USB Drive 3.0 Memory Stick for Smartphone Tablet iPhone 15/16 Car Game Console, 128GB Black at $0.1843/GB ($23.59 for 128 GB).
What is the cheapest Sanfeya usb flash drive per GB?
The cheapest Sanfeya option is the 64GB USB C Flash Drive, 2-in-1 OTG USB 3.0 Thumb Drive, Dual USB Memory Stick Pen Drive for Type-C Android Smartphones Tablets and New MacBook Laptop PC PDA Samsung, Black at $0.2498/GB ($15.99 for 64 GB).