OWC Express 1M2

4 TB
CHF137.01/1TB
Delivered between Fri, 13.2. and Thu, 26.2.
More than 10 pieces in stock at supplier
free shipping

Memory Size3

Product details

Whether you are reusing a drive, starting with a new drive, or seeking the convenience of an immediately ready solution, an Express 1M2 will equip your workflow with maximum performance and reliability.

Key specifications

USB ports
USB-C
Read transfer speed
3151 MB/s
Write transfer speed
3151 MB/s
Form factor
M.2 2280
SSD Features
SMART Support

General information

Item number
40849941
Manufacturer
OWC
Category
External SSD
Manufacturer no.
OWCUS4EXP1MT04
Release date
13.12.2023

Colour

Colour
Silver
Exact colour description
Silver

Data storage properties

Storage capacity
4 TB
USB ports
USB-C
Read transfer speed
3151 MB/s
Write transfer speed
3151 MB/s
Form factor
M.2 2280
SSD Features
SMART Support

Origin

Country of origin
China

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
1 x Thunderbolt 3 cable - external - 30 cm

Product dimensions

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

Package dimensions

Length
13 cm
Width
5 cm
Height
16 cm
Weight
300 g

30-day right of return
24 Months Warranty (Bring-in)
2 additional offers

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Reviews & Ratings

Warranty score

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

Source: Digitec Galaxus
  • 11.Kingston
    0.8 %
  • 12.Synology
    1.1 %
  • 13.OWC
    1.2 %
  • 14.Crucial
    1.3 %
  • 15.Adata
    1.4 %

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
  • OWC
    Not enough data
  • 1.Corsair
    2 days
  • 1.Crucial
    2 days
  • 3.Adata
    3 days
  • 3.Intenso
    3 days

Return rate

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

Source: Digitec Galaxus
  • 13.LaCie
    2.2 %
  • 14.Lexar
    2.7 %
  • 15.OWC
    3.9 %
  • 16.Corsair
    4.7 %
  • 17.SanDisk Professional
    6.8 %
Source: Digitec Galaxus

Translation: machine translated
Without ratingNo rating
Macwelt spezialUSB4- und Thunderbolt-5-Laufwerke im TestReleaseJanuary 2026

Data transfer rates of over 6000 MB/s for a mobile drive - such values have hardly ever been achieved before. The fact that the Express 1M2 80G remains "cool" in the truest sense of the word is anything but a matter of course in this speed class. In terms of price, however, it plays in the same league as Thunderbolt 5 drives and is even more expensive at market launch than the comparable Envoy Ultra...