OWC Express 1M2

1 TB
CHF232.–/1TB
9Ratings
BrandMore from OWC
Test reports1 test
Delivered between Tue, 14.10. and Thu, 16.10.
More than 10 pieces in stock at supplier
free shipping

Product details

Ultra-fast: up to 3151 MB/s performance in practice
Ultra-compatible: use with USB4, Thunderbolt and USB-C computers and devices
Ultra-reliable: Aircraft-grade aluminium provides rugged protection for your SSD, while the drive stays quietly cool and ensures consistent top speed
Powerful choices: Build your own drive or choose the OWC Aura SSD powered solution
Flexible DIY: Use your choice of NVMe M.2 2230, 2242 or 2280 SSD
Portable: Bus-powered and palm-sized for convenient use anywhere
Complete: Includes USB-C (40Gb/s) cable and screwdriver for installation

Key specifications

Read transfer speed
3151 MB/s
Write transfer speed
3151 MB/s
Form factor
M.2 2230, M.2 2242, M.2 2280
SSD Features
SMART Support
Exact USB ports
USB-C 3.2 Gen 2x2 (1x)
USB ports
Thunderbolt 4, USB-C
Item number
40919703

General information

Manufacturer
OWC
Category
External SSD
Manufacturer no.
OWCUS4EXP1MT01
Release date
14.12.2023

Colour

Colour
Silver
Exact colour description
Silver

Data storage properties

Storage capacity
1 TB
USB ports
Thunderbolt 4, USB-C
Exact USB ports
USB-C 3.2 Gen 2x2 (1x)
Interface
M.2
Read transfer speed
3151 MB/s
Write transfer speed
3151 MB/s
Form factor
M.2 2230, M.2 2242, M.2 2280
SSD Features
SMART Support

Origin

Country of origin
China, Germany, Taiwan

Voluntary climate contribution

CO₂-Emission
Climate contribution

Scope of delivery

Scope of delivery
USB C to C cable

Product dimensions

Length
1.32 cm
Width
0.70 cm
Height
0.23 cm
Weight
260 g

Package dimensions

Length
16.20 cm
Width
13.30 cm
Height
5.30 cm
Weight
384 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
  • 13.Corsair
    1.3 %
  • 13.Crucial
    1.3 %
  • 15.OWC
    1.5 %
  • 15.Silicon Power
    1.5 %
  • 17.SanDisk Professional
    1.8 %

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.Intenso
    0 days
  • 2.Adata
    2 days
  • 2.Crucial
    2 days
  • 4.Corsair
    3 days

Return rate

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

Source: Digitec Galaxus
  • 11.LaCie
    2.3 %
  • 13.Corsair
    3.1 %
  • 14.Lexar
    3.6 %
  • 15.OWC
    6.4 %
  • 16.SanDisk Professional
    8.1 %
Source: Digitec Galaxus

Translation: machine translated
Without ratingNo rating
Macwelt spezialFestplatten und SSDs im TestReleaseMarch 2025
  • PositiveVery high data transfer rates
  • Positivehigh-quality body
  • PositiveGood cooling without ventilation
  • NegativeShort connection cable

Like the Adata solution also presented in the overview, the expensive 1M2 model offers excellent data rates: Thanks to the USB 4.0 interface, up to 3,000 MB/s can be achieved on an ARM Mac. One advantage: thanks to the housing with cooling fins, the model does not require an internal fan (on an Intel Mac, however, it only achieves just under 1,000 MB/s)...