Corsair Flash Survivor Stealth 128GB
Score: 100/100
SanDisk Ultra 128GB
Score: 90/100Rankings
The Corsair Flash Survivor Stealth 128 GB USB 3.0 drive combines a rugged, waterproof aluminum shell with high-speed performance, targeting outdoor professionals and emergency personnel who need durable, fast storage. Its bulkier cylindrical design and occasional data-corruption reports are the main trade-offs.
The SanDisk 128 GB Ultra USB 3.0 flash drive combines high capacity with fast read speeds and built-in encryption, aimed at everyday users needing portable storage. Its retractable connector and 5-year warranty are positives, while slower write performance and a lack of an LED are notable drawbacks.
| Attribute | | |
|---|---|---|
128 GBbest | 128 GBbest | |
336.6 MB/sbest | 130 MB/s | |
204.4 MB/sbest | 40 MB/s | |
5 yearsbest | 5 yearsbest | |
| ↓ lower better | 36.3 g | 30 gbest |
| ↓ lower better | 76.2 mm | 10.7 mmbest |
| ↓ lower better | 22.9 mm | 22.1 mmbest |
| ↓ lower better | 22.9 mm | 7.9 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(2) | ||
Read Speed (MB/s) | 336.6 MB/s | 130 MB/s |
Write Speed (MB/s) | 204.4 MB/s | 40 MB/s |
Design(1) | ||
Material | aluminum | Plastic |
Physical(4) | ||
Weight (g) | 36.3 g | 30 g |
Length (mm) | 76.2 mm | 10.7 mm |
Width (mm) | 22.9 mm | 22.1 mm |
Height (mm) | 22.9 mm | 7.9 mm |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the Survivor Stealth for its combination of rugged construction and respectable USB 3.0 speeds, calling it a "fast SSD disguised as a USB drive," while noting the lack of formal IP certification and occasional throttling on sustained transfers.
Everyday users love the drive's indestructibility, often sharing stories of it surviving extreme mishaps, and commend its speed for moving large video files, though many complain about occasional data corruption, the bulky shape, and the default FAT32 file system limitation.
“It survived everything - except holding my data reliably.”
“Fast and lots of storage”
“Great for photos and videos”
Professional reviewers commend the drive's advertised 130 MB/s read speed (often exceeding that in real-world tests) and its retractable connector, noting its thermal stability, but criticize the inconsistent write performance, lack of an activity LED, and lingering reliability worries.
Everyday users appreciate the fast reads, ample 128 GB capacity, and the convenience of built-in encryption, describing it as ideal for photos, videos, and daily backups, though they note slower write speeds and occasional file corruption.
