
Kingston DataTraveler Micro 256GB
Score: 70/100
Kingston DataTraveler SE9 256GB
Score: 73/100Rankings

The Kingston DataTraveler SE9 G3 256 GB is a premium, all-metal USB-A flash drive delivering fast read speeds and solid build quality, though its write speed is lower and warranty period shorter than older models.

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.
| Attribute | ![]() | ![]() |
|---|---|---|
256 GBbest | 256 GBbest | |
200 MB/s | 220 MB/sbest | |
20 MB/s | 100 MB/sbest | |
60 monthsbest | 60 monthsbest | |
| ↓ lower better | 9 gbest | 15 g |
| ↓ lower better | 24.95 mmbest | 38.1 mm |
| ↓ lower better | 12.2 mmbest | 12.7 mm |
| ↓ lower better | 4.5 mmbest | 5.1 mm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Read Speed (MB/s) | 200 MB/s | 220 MB/s |
Write Speed (MB/s) | 20 MB/s | 100 MB/s |
Physical(5) | ||
Weight (g) | 9 g | 15.0 g |
Length (mm) | 24.95 mm | 38.1 mm |
Width (mm) | 12.2 mm | 12.7 mm |
Height (mm) | 4.5 mm | 5.1 mm |
Material | Metal | metal |

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

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.

“lightning fast”

“solidly built”

“stopped enumerating”



Professional reviewers describe the SE9 G3 as a premium upgrade with efficient performance and robust metal protection, highlighting its blazing-fast read speeds and refined design.
Everyday users praise the speed and metal construction, while noting the gold finish shows fingerprints and the write speed can be slower in practice.