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OWC Express 1M2 USB4 (80Gb/s) 2TB Bus-Powered Portable NVMe

2 TB
Price in EUR including VAT
EUR359,50/1TB
10Ratings
BrandMore from OWC
Test reports1 test
Delivered between Thu, 6.8. and Tue, 11.8.
Only 2 pieces in stock at supplier
free shipping

Memory Size4

USB ports2

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Product details

The Express 1M2 USB4 (80Gb/s) 2TB Bus-Powered Portable NVMe is a state-of-the-art external SSD known for its flexibility and future-proofing. It caters to a variety of user groups, from DIY enthusiasts looking to install their own NVMe M.2 SSDs to plug-and-play users seeking an immediately ready high-performance solution. With a storage capacity of 2 terabytes, this device offers ample space for extensive data and is ideal for use in mixed operating system environments. The SSD features a passive cooling design that ensures optimal heat dissipation and maintains performance under various conditions. Its ease of use and compatibility with different platforms make the Express 1M2 a reliable choice for anyone who values speed and efficiency.

  • High read speeds of up to 6000 MB/s for fast data transfers
  • Compatible with macOS and Windows, including easy reformatting
  • Passive cooling design for optimal performance and reliability
  • Plug-and-play functionality for immediate use without additional software
  • Expandable solution for growing capacity needs.

Key specifications

USB ports
Thunderbolt, Thunderbolt 4, USB-C
Read transfer speed
6000 MB/s
Write transfer speed
2974 MB/s
Form factor
M.2 2280

General information

Item number
61851946
Manufacturer
OWC
Category
External SSDs
Manufacturer No.
OWCUS4V2EXP1MT02
Release date
19.9.2025

Colour

Colour
Silver
Exact colour description
Silver

Data storage properties

Storage capacity
2 TB
USB ports
Thunderbolt, Thunderbolt 4, USB-C
Read transfer speed
6000 MB/s
Write transfer speed
2974 MB/s
Form factor
M.2 2280

Origin

Country of origin
Taiwan

Voluntary climate contribution

CO₂ emissions
6,29 kg
Climate contribution
EUR 0,15

Scope of delivery

Scope of delivery
Screwdriver, USB-C cable

Product dimensions

Length
13.20 cm
Width
7 cm
Height
2.30 cm
Weight
253 g

Legal Notice

Product Safety

Package dimensions

Length
16.40 cm
Width
13 cm
Height
4.80 cm
Weight
404 g

14-day cancellation right
30-day right of return
24 Months statutory warranty
Legal concerns

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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
  • 12.Crucial
    1,4 %
  • 13.Adata
    1,5 %
  • 13.OWC
    1,5 %
  • 15.Corsair
    2 %
  • 16.SanDisk Professional
    2,7 %

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
  • 1.OWC
    1 day
  • 2.Adata
    2 days
  • 2.Crucial
    2 days
  • 2.Intenso
    2 days
  • 2.Kingston
    2 days

Return rate

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

Source: Galaxus
  • 13.LaCie
    2,3 %
  • 14.Adata
    2,4 %
  • 15.OWC
    4,2 %
  • 15.SanDisk Professional
    4,2 %
  • 17.Corsair
    5,4 %
Source: Galaxus

Translation: machine translated
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Macwelt spezialUSB4- und Thunderbolt-5-Laufwerke im TestReleaseJanuary 2026

With the Express 1M2, OWC has created an SSD drive with an excellent value for money. The data transfer rates are among the absolute best on the Mac and the housing is also thermally exemplary. The Express 1M2 is also future-proof: OWC specifies compatibility with 16 TB NVMe SSD storage...