SANDISK Extreme Portable SSD

8 TB
Currently out of stock
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Memory Size3

USB ports2

Product details

The SanDisk Extreme 8TB Portable SSD offers high-performance external storage with NVMe solid-state technology, achieving read and write speeds of up to 1050 MB/s and 1000 MB/s respectively for fast data transfers and efficient workflows. This drive features a rugged design with IP65 certification, providing protection against dust and low-pressure water jets, making it suitable for use in various environments. Integrated AES-256-bit hardware encryption secures sensitive data, ensuring privacy and data protection. The compact black casing measures approximately 10.9 cm in length, 5.2 cm in width, and 1.0 cm in height, weighing around 77 grams, offering portability without compromising capacity. Ideal for professionals, content creators, and tech enthusiasts, it supports reliable performance for backups, large file storage, and mobile computing needs. Compatible with USB 3.2 Gen 2 interfaces, it includes a USB-C to C cable and a USB-C to A adapter for broad connectivity across devices such as laptops, desktop computers, and gaming consoles.

Key specifications

USB ports
USB-C
Exact USB ports
USB-C 4 (1x)
Read transfer speed
1050 MB/s
Write transfer speed
1000 MB/s
SSD Features
AES encryption

General information

Item number
59821436
Manufacturer
SANDISK
Category
External SSDs
Manufacturer no.
SDSSDE61-8T00-G25M
Release date
27.6.2025

Colour

Colour
Black
Exact colour description
Black

Data storage properties

Storage capacity
8 TB
USB ports
USB-C
Exact USB ports
USB-C 4 (1x)
Read transfer speed
1050 MB/s
Write transfer speed
1000 MB/s
SSD Features
AES encryption
Protection type (IP code)
IP65

Scope of delivery

Scope of delivery
USB-C to USB-A adapterUSB-C to USB-C cable

Product dimensions

Length
10.90 cm
Width
5.20 cm
Height
1 cm
Weight
77 g

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «External SSDs» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 2.Transcend
    0.3 %
  • 3.Samsung
    0.4 %
  • 3.SANDISK
    0.4 %
  • 3.WD
    0.4 %
  • 6.Lexar
    0.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 7.SanDisk Professional
    4 days
  • 7.WD
    4 days
  • 10.LaCie
    5 days
  • 10.Samsung
    5 days
  • 10.SANDISK
    5 days

Return rate

How often is a product of this brand in the «External SSDs» category returned?

Source: Digitec Galaxus
  • 3.Transcend
    0.8 %
  • 5.Crucial
    1.1 %
  • 5.SANDISK
    1.1 %
  • 5.Seagate
    1.1 %
  • 8.WD
    1.2 %
Source: Digitec Galaxus

Translation: machine translated
Overall ratingVery good87/100
Very good92/100
Rank 2 out of 6PCgo + PC Magazinexterne SSDs im TestReleaseJanuary 2025

SanDisk does everything right with the second version of the Extreme Portable. The SSD could have secured the victory with a better HD tune result. But it has IP65 protection, which is ideal for travellers.

This test report belongs to a different type: Extreme Portable (1 TB)
Without ratingNo rating
MAC LIFE Logo
MAC LIFENeue Möglichkeiten für dein iPhone 15ReleaseDecember 2023

Whether for data backups, large project or video files: Portable SSDs such as the Sandisk Extreme Portable V2 are the new best friends of the iPhone 15 (Pro). Thanks to USB-C, slow data transfer is a thing of the past and you can transfer your data from one device to another faster than ever before...

Good75/100
PC Welt Online Logo
PC Welt OnlineSingle testReleaseMarch 2022
  • PositiveDust and water protected (IP55)
  • PositiveWith fastening eyelet
  • PositiveWarranty of 5 years
  • PositiveHardware encryption
  • NegativeSlightly increased power demand
  • NegativeVery short Type-C cable

The NVMe version of the external SSD is a very fast-working data carrier that is well suited for on-the-go use.

This test report belongs to a different type: Extreme Portable (1 TB)
Very good90/100
MAC LIFE Logo
MAC LIFESingle testReleaseMarch 2022
  • PositiveCapacities up to 4 TB
  • PositivePassword Mac App preinstalled
  • NegativeNo fingerprint scanner
  • NegativeVery short cable

If it doesn't have to be so fast, version 1 might do as well.

This test report belongs to a different type: Extreme Portable (1 TB)
Very good90/100
Toms Hardware Guide Logo
Toms Hardware GuideSingle testReleaseSeptember 2021
  • PositiveCompetitive and consistent performance
  • PositiveAES 256-bit Full Disk Encryption
  • PositiveWeather-resistant
  • PositiveDurable, grippy finish
  • Positive5-year warranty
  • NegativeNo power indicator