Best External Hard Drives Under $100 (2026)
We selected drives under $100 and ranked them by a value score combining storage-per-dollar, average user rating, USB interface (3.1/3.2 preferred), and manufacturer features like security and portability
This roundup covers portable external hard drives under $100, focused on value, capacity, and compatibility for everyday backup and file transfer. Picks were ranked by a value score that weights storage per dollar, reliability indicators (brand reputation and user ratings), and USB performance standards
Top Picks
-
1
WD 2TB Elements Portable External Hard Drive
Compact, portable external drive with high capacity and USB 3.2 Gen 1/3.0. Customers note plug-and-play use and good storage for consoles and PC/Mac; some report reliability concerns
- USB 3.2 Gen 1/3.0 interface
- portable and lightweight
- large capacity options
-
2
WD 1TB My Passport external hard drive
Portable external hard drive with up to 6TB capacity, USB 3.1/3.0 compatibility and ransomware defense software. Users note easy setup and good value, but some report reliability issues
- ransomware defense software
- password protection
- portable 1TB form factor
-
3
WD 1TB My Passport portable external hard drive
Portable external hard drive with ransomware protection and password security. Includes device management software for backups and broad compatibility. Customers note easy setup and compact size, with mixed opinions on speed
- ransomware defense
- password protection
- backup management software
-
4
Seagate Portable 2TB External Hard Drive HDD
Portable 2TB USB external drive for PC or Mac with simple plug-and-play setup. Users value easy setup and good storage space, though some note mixed performance on certain devices
- 2TB storage capacity
- usb 3.0 compatible
- easy setup and use
-
5
WD 2TB My Passport external hard drive (blue) with ransomware defense
External portable hard drive with USB 3.0/3.1. Includes device management software and ransomware defense for secure backups. Customers note easy setup and compact size, with mixed opinions on speed
- ransomware defense included
- portability for on-the-go storage
- USB 3.x compatibility
-
6
Toshiba Canvio Advance 1TB Portable External Hard Drive
Compact external HDD with USB 3.0 and textured red finish. Includes automatic backup and password protection software (Windows PC only). Customers note reliable performance and easy setup, with some compatibility and durability concerns
- usb 3.0 portability
- automatic backup software
- password protection
-
7
ADATA HD710 Pro 1TB Rugged External Drive
Rugged external hard drive with USB 3.1, IP68 waterproof and MIL-STD-810G shockproof. Users note durability and fast USB 3.0 performance, with mentions of storing large media libraries
- IP68 waterproof
- MIL-STD-810G shockproof
- 1TB capacity
-
8
Toshiba Canvio Advance 1TB External Hard Drive
Compact external storage with automatic backup and password protection software. Customers note reliable storage capacity and easy setup, with mixed durability feedback
- 1TB storage capacity
- automatic backup software
- password protection feature
-
9
Toshiba Canvio Advance 1TB Portable External Hard Drive
Compact external hard drive with automatic backup and password protection. Easy setup and reliable storage, with strong transfer speeds noted by users
- 1TB capacity
- automatic backup software
- password protection
-
10
WD 2TB My Passport external hard drive
Portable external hard drive with backup software and ransomware defense. Useful for storing photos, videos, music, and documents; easy setup noted by many users, though some report reliability issues
- ransomware defense with backup software
- password protection
- large capacity options