They are small, robust and fast: SSD hard drives offer additional storage space for documents, photos and other data. We had 40 external SSD hard drives tested. 27 were awarded the test quality rating of Good. But it's worth taking a look at the details: We discovered significant differences in price and maximum achievable speed...
SANDISK Extreme PRO Portable SSD
4 TB6 pieces in stock at supplier
Product details
The SanDisk Extreme PRO Portable SSD is a powerful external solid-state drive with a storage capacity of 4 TB. It utilizes NVMe solid-state technology for exceptional data transfer speeds, achieving up to 2000 MB/s for both reading and writing. With a 2.5-inch form factor, this portable drive is compact and easy to transport. It offers robust protection through water and dust resistance, ensuring reliability in various environments. For enhanced data security, it features integrated AES-256-bit hardware encryption to protect sensitive information. The construction emphasizes durability, as it is shock and vibration resistant, making it ideal for professionals and enthusiasts who need fast, secure, and reliable storage solutions for demanding applications such as video editing, gaming, and large file backups. The typical dimensions are around 100 mm x 50 mm x 10 mm, and it weighs approximately 100 g, facilitating easy handling on the go. The temperature tolerance ranges from 0 °C to 35 °C during operation, allowing for use in most everyday situations. With its high speed and robustness, the SSD is particularly suitable for transferring large files, editing 4K videos, and backing up extensive projects without compromising performance. The AES encryption ensures that data remains protected even in the event of loss or theft, which is important for both business and personal users. Overall, this model combines high performance with practical portability and long-term reliability to meet the demands of modern digital workflows.
Read transfer speed | 2000 MB/s |
Write transfer speed | 2000 MB/s |
Form factor | 2.5" |
SSD Features | AES encryption |
Item number | 59821463 |
Manufacturer | SANDISK |
Category | External SSDs |
Manufacturer no. | SDSSDE81-4T00-G25M |
Release date | 27-6-2025 |
Storage capacity | 4 TB |
Read transfer speed | 2000 MB/s |
Write transfer speed | 2000 MB/s |
Form factor | 2.5" |
SSD Features | AES encryption |
CO₂ emissions | 42,24 kg |
Climate contribution | EUR 1,06 |
Length | 10 cm |
Width | 5 cm |
Height | 1 cm |
Weight | 100 g |
Product Safety |
30-day right of return
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Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «External SSDs» category have a defect within the first 24 months?
Source: Galaxus- 2.Transcend0,3 %
- 3.Samsung0,4 %
- 3.SANDISK0,4 %
- 3.WD0,4 %
- 6.Lexar0,5 %
Statutory 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: Galaxus- 7.SanDisk Professional4 days
- 7.WD4 days
- 10.LaCie5 days
- 10.Samsung5 days
- 10.SANDISK5 days
Return rate
How often is a product of this brand in the «External SSDs» category returned?
Source: Galaxus- 3.Transcend0,8 %
- 5.Crucial1,1 %
- 5.SANDISK1,1 %
- 5.Seagate1,1 %
- 8.WD1,2 %