Eight external SSDs were at the starting line of our comparison test; eight made it to the finish line - there was no total failure to report. First of all: The fact that the currently fastest USB SSDs according to USB 3.2 Gen 2x2 do not deliver their speed advantage on a Mac, at least at present, is not due to the manufacturers of the SSDs...
SANDISK PRO-G40
1 TB5 items ordered
Memory Size2
Product details
Experience thrilling action with the powerful and extremely durable SanDisk Professional PRO-G40 SSD. This versatile SSD is designed for efficient, cross-device collaboration, compatible with Thunderbolt 3 and USB 3.2 Gen 2. With consistent speeds of up to 2,700 MB/s for reading and 1,900 MB/s for writing via Thunderbolt 3, the PRO-G40 SSD is suitable for even your most demanding workflows. Simply follow your vision with this exceptionally rugged SSD – with 3-meter drop protection and 1,800 kg shock resistance, as well as an IP68 rating (dust and water resistant), it withstands the elements in nearly any location.
High performance for all tasks
Our SSD, with the highest productivity to date, delivers stunning speeds of up to 2,700 MB/s for reading and 1,900 MB/s for writing via Thunderbolt 3, as well as 1,050 MB/s for reading and 1,000 MB/s for writing via USB 3.2 Gen 2.
Two lightning-fast interfaces
Versatility is key with the PRO-G40 SSD: it is equally suitable for Thunderbolt 3 and USB 3.2 Gen 2.
Withstands the elements
This extremely rugged SSD defies harsh conditions, as it is IP68 rated for dust and water resistance, drop-proof from heights of 3 meters, and protected against shocks of up to 1,800 kg.
Powerful yet cool
The cooling aluminum casing of the PRO-G40 SSD enables extremely fast speeds even during the most demanding workflows.
Small but mighty
Take advantage of the outstanding performance of the PRO-G40 SSD with up to 2 TB as a scratch disk for editing and rendering in high resolutions.
Premium inside and out
The internal components match the external quality: the outstanding technology inside complements the high-quality and exceptionally robust exterior materials of the SSD.
USB ports | Thunderbolt 3, USB-C |
Exact USB ports | Thunderbolt 3 (1x), USB-C 3.2 Gen 2 (1x) |
Read transfer speed | 2700 MB/s |
Write transfer speed | 1900 MB/s |
Item number | 22740193 |
Manufacturer | SANDISK |
Category | External SSDs |
Manufacturer No. | SDPS31H-001T-GBCND |
Release date | 1.12.2022 |
External links |
Colour | Black |
Exact colour description | Black |
Storage capacity | 1 TB |
USB ports | Thunderbolt 3, USB-C |
Exact USB ports | Thunderbolt 3 (1x), USB-C 3.2 Gen 2 (1x) |
Read transfer speed | 2700 MB/s |
Write transfer speed | 1900 MB/s |
Protection type (IP code) | IP68 |
Country of origin | China |
Manufacturer commitment | SBTi |
CO₂ emissions | 29.49 kg |
Climate contribution | CHF 0.70 |
Scope of delivery | Thunderbolt 3 Cables |
Length | 11.10 cm |
Width | 5.80 cm |
Height | 1.20 cm |
Weight | 122 g |
Length | 13.30 cm |
Width | 10.50 cm |
Height | 3.50 cm |
Weight | 178 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.Transcend0.3 %
- 3.Samsung0.4 %
- 3.SANDISK0.4 %
- 3.WD0.4 %
- 6.Lexar0.5 %
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- 6.Verbatim3 days
- 7.Samsung4 days
- 7.SanDisk Professional4 days
- 9.SANDISK5 days
- 10.LaCie7 days
Return rate
How often is a product of this brand in the «External SSDs» category returned?
Source: Digitec Galaxus- 3.Samsung0.8 %
- 4.Crucial1 %
- 5.SANDISK1.1 %
- 5.WD1.1 %
- 7.Kingston1.2 %
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...
