SanDisk Extreme Portable SSD

Name: SanDisk Extreme Portable SSD
Brand: SanDisk

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Why we’d pick it

A rugged pocket SSD with a carabiner loop, available up to 8TB. SanDisk lists it as tested with iPhone 15 Plus/Pro/Max for freeing up phone storage.

Spec sheet

Connectors	USB-C
Interface	USB 3.2 Gen 2
Speed	Up to 1050MB/s read, 1000MB/s write
Capacities	500GB, 1TB, 2TB, 4TB, 8TB
Durability	Up to 3 m drop protection; IP65 water and dust resistance
Security	256-bit AES hardware encryption with password protection
Warranty	5-year limited

Specs from the maker’s product page, checked 15 October 2026. Makers change specs — check before you buy.

Which devices it works with

Rule: USB-C external drive — Works with every Mac and with USB-C iPads and iPhones (the drive appears in the Files app). Speed depends on the device’s port. SanDisk: tested and compatible with iPhone 15 Plus/Pro/Max. Password protection works on Windows and macOS (software download needed for Mac) and is not compatible with USB-C phones.

iPhone34/34: Works, 34 of 34 models
iPad23/23: Works, 23 of 23 models
Mac45/45: Works, 45 of 45 models
Watch—: Not compatible, 0 of 20 models
AirPods—: Not compatible, 0 of 12 models

iPhone 17 work · 17 with adapter · 34 models

iPhone 18 Pro Works
iPhone 18 Pro Max Works
iPhone Duo Works
iPhone Air Works
iPhone 17 Works
iPhone 17e Works
iPhone 16 Works
iPhone 16e Works
iPhone 17 Pro Works
iPhone 17 Pro Max Works
iPhone 16 Plus Works
iPhone 16 Pro Works
iPhone 16 Pro Max Works
iPhone 15 Works
iPhone 15 Plus Works
iPhone 15 Pro Works
iPhone 15 Pro Max Works
iPhone 14 Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 14 Plus Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 14 Pro Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 14 Pro Max Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone SE (3rd generation) Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 13 Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 13 mini Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 13 Pro Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 13 Pro Max Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 12 Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 12 mini Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 12 Pro Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 12 Pro Max Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone SE (2nd generation) Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 11 Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 11 Pro Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes
iPhone 11 Pro Max Works with adapter Needs a Lightning to USB adapter — check the drive maker’s notes