
SSK Dual USB-C 128GB
Score: 89/100
Eatop 512GB Photo Stick
Score: 100/100Rankings

The EATOP 512 GB 4-in-1 flash drive offers huge capacity and versatile connectors, making it ideal for travelers and creators who need offline storage. While speeds are solid and optional encryption adds security, occasional app requirements and iOS compatibility quirks can be inconvenient.

The SSK 128 GB dual-head flash drive delivers SSD-level speeds in a rugged metal case, offering USB-C and USB-A 3.2 Gen2 connectivity and extensive OS support. Its durability features make it ideal for creators on the move, though its size and occasional speed throttling near capacity are trade-offs.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GB | 512 GBbest | |
550 MB/sbest | 80 MB/s | |
520 MB/sbest | 40 MB/s | |
— | 24 monthsbest | |
| ↓ lower better | 37 g | 3.4 gbest |
| ↓ lower better | 78 mm | 40.64 mmbest |
| ↓ lower better | 20.5 mm | 15.24 mmbest |
| ↓ lower better | 8.6 mm | 2.54 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 128 GB | 512 GB |
Performance(2) | ||
Read Speed (MB/s) | 550 MB/s | 80 MB/s |
Write Speed (MB/s) | 520 MB/s | 40 MB/s |
Physical(4) | ||
Weight (g) | 37 g | 3.4 g |
Length (mm) | 78 mm | 40.64 mm |
Width (mm) | 20.5 mm | 15.24 mm |
Height (mm) | 8.6 mm | 2.54 mm |
Connectivity(1) | ||
USB Interface | USB-C/USB-A 3.2 Gen2 | USB 3.0 |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, Android, iOS | iOS, Android, Windows, macOS, Linux |

Products in the top-left offer the best value (high score, low price).

Professional reviewers highlight the SSK SD301 as a rare flash drive that delivers SSD-class throughput while offering a dual-head USB-C/USB-A design, making it ideal for creators who need to move large media files between phones and laptops.
Everyday users consistently praise the drive's blazing fast transfers and sturdy feel, calling it "very handy for video editing" and noting flawless operation with iPhone 15 and MacBook.

“Fast transfer speeds”

“Great build quality”

“Very handy for video editing”




Professional reviewers highlight reliable memory chips and convenient plug-and-play experience, but note lack of MFi certification and occasional app dependence.
Users love freeing phone storage and fast bulk transfers, yet complain about needing to remove phone cases and occasional screen-sleep interruptions.