SANDISK Extreme Fit 512GB USB-C Flash Drive

SANDISK Extreme Fit is a compact 512GB USB-C flash drive for adding storage to compatible computers, tablets and other USB-C devices. Its listed read speed is up to 400MB/s, with actual performance depending on the host device and usage conditions.

At a glance

Compact plug-and-stay USB-C storage, described for computers, tablets and other USB-C devices.
The listing claims read speeds up to 400MB/s for the 128GB–1TB capacity range. A USB 3.2 port is required, and actual performance varies with host device and conditions.
The SANDISK Memory Zone app is available for Windows or Mac devices. Download and installation are required, and automatic backup must be enabled in the app settings.

Price

$195.09Save 24%

Reference price: ~~$255.99~~

Price checked: Nov 13, 2026

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Pros and cons

Pros

512GB capacity in a compact USB-C drive can expand storage without a separate cable.
USB 3.2 Gen 1 and a claimed maximum read speed of 400MB/s suit moving files to compatible hosts.
Customer feedback reports positive experiences with compatibility, speed and the slim profile.

Technical specifications

14 specifications

Identity
Brand	SANDISK
Model	SANDISK Extreme Fit USB-C Flash Drive

Connectivity
Connection listed	USB
Hardware interface	USB 3.2 Gen 1
Connector type	USB Type C

Storage and performance
Storage capacity	512 GB
Flash memory type	NAND
Maximum read speed	400 megabytes_per_second

Dimensions and weight
Dimensions listed	1.55 x 10.16 x 15.24 cm; 2.72 g
Weight listed separately	5 g

Compatibility and software
Compatible devices	Modern devices with USB-C port and USB 3.2 support
File management app	SANDISK Memory Zone app for Windows or Mac devices

Other details
Colour	Black / Black
Warranty description	5-year limited warranty

What to know before buying

Listing details to confirm

The listing gives conflicting physical details: dimensions are listed as 1.55 x 10.16 x 15.24 cm with 2.72 g, while another field lists dimensions as 19D x 14W x 16H millimeters and weight as 5 g. Confirm the physical measurements before relying on a precise fit or weight.

Who is it for?

A good fit for

USB-C computer or tablet users who want compact additional storage for files, photos and videos.
Buyers who need a small drive to leave connected, provided the device has a compatible USB-C port.

Less suited to

Anyone needing USB-A connectivity from the drive itself, since the listed connector is USB Type-C.
Buyers requiring guaranteed transfer speeds or confirmed compatibility with a particular device model.

SANDISK Extreme Fit 512GB USB-C Flash Drive · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.6 / 5 · 934 ratings

5 stars83%83%
4 stars9%9%
3 stars4%4%
2 stars1%1%
1 star3%3%

Customer feedback highlights positive reports about compatibility, quality, speed, capacity and the slim profile, with some mixed opinions about mounting. The listing describes 512GB storage and up to 400MB/s read speeds, but those claims do not guarantee the same experience on every host. The overall ratings are mostly five-star, with a smaller spread across lower star categories, so they indicate generally favourable feedback while leaving some individual experiences less positive.

Positive themes

Customer feedback describes the drive favourably for compatibility, perceived quality, speed, storage capacity and its slim profile.

Mixed feedback

Opinions about mounting are mixed.

Frequently asked questions

What capacity does this SANDISK Extreme Fit drive offer?

The listing specifies 512 GB. It also notes that actual user storage is less than the stated capacity.

Does it reach 400MB/s?

The listing claims read speeds up to 400MB/s for capacities from 128GB to 1TB. This is a maximum claim based on internal testing, requires a USB 3.2 port and may vary with the host device and usage conditions.

Can I use it with a USB-A port?

The listed connector is USB Type-C. The supplied details do not describe a USB-A connector.

Is automatic backup included?

The listing describes automatic backup through the SANDISK Memory Zone app for Windows or Mac. The app requires download and installation, and automatic backup must be set up in its settings.