
SanDisk Extreme Portable SSD 500GB USB-C
Score: 82/100
SanDisk Portable SSD
Score: 78/100Rankings

The SanDisk 500GB Extreme Portable SSD offers up to 1050 MB/s read and 1000 MB/s write speeds along with IP65 protection and 3 m drop resistance. Its performance is capped by the USB 3.2 Gen 2 interface and warranty terms can be confusing. Best suited for on-the-go creators who value durability and built-in encryption.

SanDisk Extreme Portable 1TB SSD combines IP55 protection, shock-proof construction, and NVMe speeds up to 560 MB/s in a compact form factor. Heat during sustained transfers and a higher price are notable trade-offs. Best for on-the-go professionals needing rugged, reliable storage.
| Attribute | ![]() | ![]() |
|---|---|---|
500 GBbest | 1 GB | |
1,050 MB/sbest | 800 MB/s | |
1,000 MB/sbest | 501 MB/s | |
| ↓ lower better | 39 gbest | 41 g |
3 yearsbest | 3 yearsbest | |
3 mbest | 2 m |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power(1) | ||
Power Source | bus-powered | Bus-powered |
Connectivity(2) | ||
Interface | USB 3.2 Gen 2 | USB 3.2 |
OS Compatibility | Windows 10+, macOS 12+, iOS 13+, iPadOS 15+, Android 10+ | Windows, macOS |
Build & Design(3) | ||
Weight (g) | 39 g | 41 g |
Dimensions (L×W×H) (mm) | 85.09x50.8x9.91 mm mm | 47×47×10 mm mm |
Drop Resistance (m) | 3 m | 2 m |
Accessories(1) | ||
Included Accessories | USB-C cable, USB-C to A adapter, carabiner loop | USB-C cable |
Storage(1) | ||
Capacity (GB) | 500 GB | 1 GB |
Performance(2) | ||
Sequential Read Speed (MB/s) | 1050 MB/s | 800 MB/s |
Sequential Write Speed (MB/s) | 1000 MB/s | 501 MB/s |
Features(1) | ||
IP Rating | IP65 | IP55 |

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

Professional reviewers praise the Extreme Portable SSD for its fast NVMe-class read/write performance, rugged IP65 rating, and broad compatibility, noting it excels in demanding field environments. However, they caution that the USB 3.2 Gen 2 interface limits peak throughput and that warranty terms differ across model generations.
Everyday users consistently highlight the drive's compact size, rapid transfer speeds, and durability, often mentioning the convenience of the included cables and encryption software. The most common complaints revolve around speed variability on different host ports and occasional confusion over warranty length and exact dimensions.

“hands-down one of the best external SSDs on the market”

“very well-built, compact, water and dust resistant and shock proof”

“good investment”




Professional reviewers consistently highlight the SanDisk Extreme Portable's rugged IP55 construction, fast NVMe-based performance, and strong value proposition at the 1 TB price point. While they commend its smart design and cross-platform ease of use, they note that the price is higher than some rivals and that small-file transfer performance can lag behind larger sequential transfers.
Everyday users praise the drive's portability, speed, and durability, especially for on-location work and travel. Common praise centers on its ruggedness and value, while recurring complaints focus on heat buildup, the short supplied cable, slower small-file transfers, and occasional long-term reliability issues.