The SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN costs $0.1412/GB while the Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... costs $9.3438/GB. SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN offers 98% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN vs Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... — Which Is Better Value?
Specification Comparison
| Spec | SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN | Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... |
|---|---|---|
| Brand | SanDisk | Sony |
| Capacity | 128 GB | 64GB |
| $/GB | $0.1412 | $9.3438 |
| Price | $18.07 | $598.00 |
| Retailer | Amazon | Newegg |
| Category | SD Cards | SD Cards |
| Subcategory | sd | sd |
Price Across Retailers
SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN
Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &...
Which Should You Buy?
Based on current pricing data, the SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN offers better value at $0.1412//GB compared to the Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... at $9.3438//GB — that's roughly 98% less per gigabyte.
The best deal for the SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN is $18.07 at Amazon, while the Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... starts at $598.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN and Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... product page for detailed specifications and price history.
Frequently Asked Questions
Is SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN or Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... a better deal?
As of April 2026, SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN offers better value at $0.1412//GB compared to Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... at $9.3438//GB. That is approximately 98% better value per gigabyte.
What is the price per GB of SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN?
The SANDISK 128GB Ultra SDXC UHS-I Memory Card - Up to 140MB/s, C10, U1, Full HD, SD Card - SDSDUNB-128G-GN6IN is currently priced at $0.1412/GB ($18.07 for 128 GB) at Amazon.
Where can I buy Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... for the cheapest price?
The cheapest price for the Sony NW-ZX707 Walkman 64GB Hi-Res Portable Digital Music Player with Android, Large 5.0' (diag) Touchscreen Display, up to 24 Hour Battery, Wi-Fi &... is $598.00 at Newegg, which works out to $9.3438/GB.