$(csi.user.businessName)

Main Content

Loading...

Techtober SaleEnds Sunday. Limited quantities. No rainchecks.Shop now

Skip to content Go to Product Search

Deal of the Day

My Best Buy Memberships

Best Buy Business

Visit our Support Center
Check your Order Status
Shipping, Delivery & Store Pickup
Returns & Exchanges
Price Match Guarantee

Order & Purchases

Check Order Status
Shipping, Delivery & Pickup
Returns & Exchanges
Price Match Guarantee
Product Recalls
Trade-In Program
Gift Cards

Payment Options

My Best Buy® Credit Card
Pay Your Bill at Citibank
Lease to Own
Buy Now, Pay Later
Best Buy Business Financing

Support & Services

Visit our Support Center
Shop with an Expert
Schedule a Service
Manage an Appointment
Protection & Support Plans
Haul Away & Recycling
Contact Us

Rewards & Membership

My Best Buy Memberships
View Points & Certificates
Member Offers

Partnerships

Sell on Best Buy Marketplace
Advertise with Us
Affiliates: Creators & Publishers
Best Buy Health
Best Buy Education
Best Buy Business
Partner+

About Best Buy

Corporate Information
Careers
Corporate Responsibility
Sustainability

Sign in or Create Account

Get the latest deals and more.

Email Address

Best Buy appLearn more ›

Best Buy Canada

Accessibility Terms & Conditions Privacy Interest-Based Ads State Privacy Rights Health Data Privacy Do Not Sell/Share My Personal Information Limit Use of My Sensitive Personal Information Targeted Advertising Opt Out CA Supply Chain Transparency Act

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.

3tb external hard drive search results

Filters

Skip To Results

Get it fast

Pickup · Ready todaySelect Store

Shipping · Get it today55423

Sold & shipped by

Best Buy

Category

Hard Drives, SSD & Storage

External Hard Drives

Storage Capacity

12TB or More

8TB - 11TB

4TB - 7TB

2TB - 3TB

1TB

Price

to

$100 - $149.99

$150 - $199.99

$200 - $249.99

$250 - $499.99

$500 - $749.99

$750 - $999.99

$1000 - $1249.99

$1500 - $1999.99

Brand

WD

G-DRIVE

Western Digital

Titanium Micro

Features

Data Encryption

Current Deals

Techtober Deal

On Sale

Color

Black

Gray

Silver

Blue

Power Source

USB port

AC adapter

Customer Rating

Top-Rated

4 & Up

Storage Drive Type

HDD

SSD

3tb external hard drive in Computer Accessories & Peripherals (23)

Search all categories

Sort by:

Sponsored

Sponsored

Sponsored

Sponsored

Sponsored

Front. WD - Easystore 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black.

WD - Easystore 5TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Rating 4.7 out of 5 stars with 12013 reviews

4.7(12,013 reviews)

Compare

Front. WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver.

WD - My Passport Ultra 4TB External USB 3.0 Portable Hard Drive - Silver

Compare

Front. WD - easystore 8TB External USB 3.0 Hard Drive - Black.

WD - easystore 8TB External USB 3.0 Hard Drive - Black

Rating 4.7 out of 5 stars with 7235 reviews

4.7(7,235 reviews)

Compare

Front. WD - Easystore 1TB External USB 3.2 Gen 1 Portable Hard Drive - Black.

WD - Easystore 1TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Rating 4.7 out of 5 stars with 13763 reviews

4.7(13,763 reviews)

Compare

Rating 4.7 out of 5 stars with 1179 reviews

4.7(1,179 reviews)

Only at Best Buy