Seagate STDS1000100 Backup Plus 1TB External HDD — main product image

Seagate STDS1000100 Backup Plus 1TB External HDD

Seagate

Seagate STDS1000100 Backup Plus 1TB External HDD

Name: Seagate STDS1000100 Backup Plus 1TB External HDD
Brand: Seagate
SKU: STDS1000100

★★★★★4.5 (4009 reviews)

USB 3.0

Slim, metal-clad 1TB portable hard drive with USB 3.0 and one-click backup for easy Mac and PC file storage on the go.

$94.99*

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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Seagate Backup Plus Slim 1TB is a portable external hard drive that combines a clean metal enclosure with practical backup features for everyday file storage. Designed with portability in mind, the slim form factor slides easily into a bag or jacket pocket, and the bus-powered USB 3.0 connection means you only need a single cable to get up and running — no power adapter required. The drive works with both Mac and Windows computers, offering one-click backup through the Seagate software or scheduled automatic backups on a daily, weekly, or monthly basis to keep your files protected without manual effort.

For Mac users, the drive supports Time Machine after reformatting to a compatible file system, providing seamless integration with Apple's built-in backup utility. The included complimentary two-month Adobe Creative Cloud Photography Plan adds value for photographers and content creators who want access to editing tools alongside their new storage. Backed by a two-year limited warranty, the Backup Plus Slim is a reliable everyday storage companion, though users working with very large file collections or seeking the faster speeds and durability of solid-state storage may want to consider higher-capacity or SSD-based options.

Key Features

The stylish external hard drive MacBooks, Backup Plus Slim for Mac makes it easy to store and access 1TB of content on the go.

The perfect compliment to personal aesthetic, this USB drive features a minimalist metal enclosure

Simply plug this external hard drive for Mac and Windows into a computer via the included USB 3.0 cable to back up files with a single click or schedule automatic daily, weekly, or monthly backups. Reformatting may be required for use with Time Machine.

Take advantage of a complimentary two-month membership to the Adobe Creative Cloud Photography Plan for access to awesome photo and video editing apps

Enjoy long-term peace of mind with the included two-year limited warranty

The available storage capacity may vary.

Specifications

Brand

Seagate

Model

STDS1000100

Capacity

1TB

Interface

USB 3.0 (USB 3.2 Gen 1)

Compatibility

Mac and Windows

Enclosure

Minimalist Metal

Power

Bus-Powered (USB)

Color

Black

Warranty

2-Year Limited

Pros & Cons

👍 Pros

Slim, lightweight metal enclosure is easy to carry and fits in a pocket or small bag.
USB 3.0 interface provides fast file transfer speeds for backing up large files.
One-click backup and scheduled backup options simplify the file protection process.
Bus-powered design requires no external power adapter, just a single USB cable.
Compatible with both Mac and Windows for flexible use across different systems.

👎 Cons

At 1TB capacity, storage fills up quickly for users with large media libraries or extensive backups.
Traditional spinning hard drive is slower and more fragile than solid-state alternatives.
May require reformatting out of the box depending on your operating system and intended use.
The included USB cable is USB 3.0 Micro-B, which is less common than modern USB-C connections.

Frequently Asked Questions

Does this drive work with both Mac and Windows computers?

Yes, it is compatible with both Mac and Windows. However, it may come pre-formatted for one operating system, so reformatting may be required for use with the other or for Time Machine backups.

Is USB 3.0 backward compatible with USB 2.0 ports?

Yes, the drive connects via USB 3.0 for faster transfer speeds but is fully backward compatible with USB 2.0 ports at slower speeds.

Does the drive require an external power supply?

No, the Backup Plus Slim is bus-powered through the USB cable, so no separate power adapter is needed.

Can I use this drive with Time Machine on Mac?

Yes, it is compatible with Time Machine for automated Mac backups, though reformatting to a Mac-compatible format may be required first.

How much usable storage space does the 1TB model provide?

Actual formatted capacity will be less than 1TB due to how operating systems calculate storage. You can typically expect around 930GB of usable space.