
Kingston DataTraveler 100 G3 128GB
Score: 40/100
Kingston DataTraveler Micro 256GB
Score: 70/100Rankings

The Kingston DataTraveler Micro 256 GB USB-A flash drive combines an ultra-compact metal case with USB 3.2 Gen 1 speeds, a built-in key loop, and a 5-year warranty, making it a premium plug-and-stay solution for high-capacity portable storage.

The Kingston DataTraveler 100 G3 128 GB offers solid read performance and a convenient sliding cap, but its write speeds and random performance are extremely low, making it best for occasional read-heavy tasks.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GB | 256 GBbest | |
114 MB/s | 200 MB/sbest | |
3.14 MB/s | 20 MB/sbest | |
60 monthsbest | 60 monthsbest | |
| ↓ lower better | 20 g | 9 gbest |
| ↓ lower better | 59.9 mm | 24.95 mmbest |
| ↓ lower better | 21.3 mm | 12.2 mmbest |
| ↓ lower better | 10 mm | 4.5 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 128 GB | 256 GB |
Performance(2) | ||
Read Speed (MB/s) | 114 MB/s | 200 MB/s |
Write Speed (MB/s) | 3.14 MB/s | 20 MB/s |
Physical(5) | ||
Weight (g) | 20 g | 9 g |
Length (mm) | 59.9 mm | 24.95 mm |
Width (mm) | 21.3 mm | 12.2 mm |
Height (mm) | 10 mm | 4.5 mm |
Material | Plastic | Metal |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux | Windows, macOS, Linux, Chrome OS |

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

Professional reviewers acknowledge the drive's solid sequential read capability but criticize its abysmal write and 4K random performance, giving it an AS SSD benchmark score of 0.
Users appreciate the large capacity and easy sliding cap, but many complain about painfully slow write speeds and inconsistent copying.

“Sleek case and worked very nicely for what I needed it for”

“Does exactly what you expect it to do”

“Great product!!!”




Professional reviewers and editors highlight the drive's efficient low-profile metal design, its USB 3.2 Gen 1 performance boost over older USB 2.0 drives, and its broad OS compatibility, positioning it as a premium plug-and-stay solution for modern computers.
Everyday users praise the drive's fast read speeds, tiny footprint, and sleek look, but many complain about lower-than-advertised write speeds, occasional premature failures, and limited durability when subjected to constant physical wear.