SSDs / Compare

Samsung Portable SSD T9 vs Sandisk Professional PRO-G40 SSD

A

Product A: Samsung

Portable SSD T9

25 of 63 known

Change Samsung Portable SSD T9

Compare the Sandisk Professional PRO-G40 SSD with

Search SSDs

B

Product B: Sandisk

Professional PRO-G40 SSD

30 of 63 known

Change Sandisk Professional PRO-G40 SSD

Compare the Samsung Portable SSD T9 with

Search SSDs

All 63 fields

Every value links to where we found it.

Only differences

ASamsung Portable SSD T9

BSandisk Professional PRO-G40 SSD

General

3 of 9 differ

Series

Not available

Not available

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

MU-PG1T0B/AM, MU-PG1T0B/EU, MU-PG1T0B/WW, MU-PG2T0B/AM, MU-PG2T0B/EU, MU-PG2T0B/WW, MU-PG4T0B/AM, MU-PG4T0B/EU, MU-PG4T0B/WW1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Product line-up table: MU-PG1T0B, MU-PG2T0B and MU-PG4T0B, each with /WW, /AM and /EU model codes2Maker product pagesamsung.com/us/memory-storage/portable-ssd/portable-ssd-t9-usb-3-2-2tb-black-sku-mu-pg2t0b-amRead 14 October 2026US model codes MU-PG1T0B/AM, MU-PG2T0B/AM, MU-PG4T0B/AM3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026UK and EU model code MU-PG2T0B/EU4Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/samsungbusiness/solutions/industries/government/msrp-price-sheets/06052024/Samsung_Memory_Storage_MSRP_Price_File_May_2024.pdfRead 14 October 2026US model codes MU-PG1T0B/AM, MU-PG2T0B/AM and MU-PG4T0B/AM, described as T9, USB 3.2 Gen 2x2, 1TB, 2TB and 4TB

SDPS31H-001T-GBC1D, SDPS31H-002T-GBC1D, SDPS31H-004T-GBC1D, SDPS31H-001T-GBCND, SDPS31H-002T-GBCND1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Worldwide SKU table: SDPS31H-001T-GBC1D, SDPS31H-002T-GBC1D and SDPS31H-004T-GBC1D. The 2022 launch part numbers SDPS31H-001T-GBCND and SDPS31H-002T-GBCND come from Tom's Hardware's spec table. The sheet also lists China SKUs ending ZBC1D, which are not stored

GTIN / EAN

887276664545, 887276664538, 8872766645214Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/samsungbusiness/solutions/industries/government/msrp-price-sheets/06052024/Samsung_Memory_Storage_MSRP_Price_File_May_2024.pdfRead 14 October 2026Samsung US memory MSRP price file, May 2024: UPC 887276664545 (MU-PG1T0B/AM), 887276664538 (MU-PG2T0B/AM) and 887276664521 (MU-PG4T0B/AM). The sheet's prices of $174.99, $299.99 and $549.99 are later list prices, not launch prices, and are not used

619659209599, 619659209568, 6196592096121Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026UPC column for the worldwide SKUs: 6 19659 20959 9 (1TB), 6 19659 20956 8 (2TB) and 6 19659 20961 2 (4TB). Stored as 12-digit UPC. The sheet gives no GTINs for the GBCND launch parts

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

3 October 20236Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 14 October 2026Samsung Electronics America announcement dated 3 October 2023

5 October 20223Press releasewesterndigital.com/de-at/company/newsroom/press-releases/2022/2022-10-05-western-digital-turbocharges-versatility-with-new-sandisk-professional-pro-g40-ssdRead 15 October 2026Western Digital press release dated 2022-10-05, San Jose, California

Status

Available2Maker product pagesamsung.com/us/memory-storage/portable-ssd/portable-ssd-t9-usb-3-2-2tb-black-sku-mu-pg2t0b-amRead 14 October 2026Samsung US page lists the 2TB T9 (Black) for sale. Its current price is not used6Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 14 October 2026Announced as released and available

Available2Maker product pagesandisk.com/products/ssd/external-ssd/sandisk-professional-pro-g40-ssdRead 15 October 2026The page is live in October 2026 with the three GBC1D SKUs. Amazon US showed the 4TB at rank 51 in External Solid State Drives with 1,098 reviews

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Samsung Portable SSD T79Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 23 October 2026Samsung's T9 release calls the T7 the previous model of the T9.

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$239.995Press articleguru3d.com/story/samsung-announces-portable-ssd-t9Read 14 October 2026MSRP $139.99 (1TB), $239.99 (2TB) and $439.99 (4TB), US, excl. sales tax. Available worldwide on 3 October 2023. StorageReview lists $140, $240 and $440 on the same day8Reviewstoragereview.com/review/samsung-t9-portable-ssd-reviewRead 14 October 2026Backed by a 5-year warranty, the T9 goes for $140 (1TB), $240 (2TB) and $440 (4TB)

From $299.991Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 20263Press releasewesterndigital.com/de-at/company/newsroom/press-releases/2022/2022-10-05-western-digital-turbocharges-versatility-with-new-sandisk-professional-pro-g40-ssdRead 15 October 20264Press articlestoragereview.com/review/sandisk-professional-pro-g40-reviewRead 15 October 20265Press articlecomputerbase.de/2022-10/sandisk-professional-externe-pro-g40-ssd-ist-schnell-und-teuerRead 15 October 20266Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 20267Measurementtomshardware.com/reviews/sandisk-pro-g40-ssd-review/3Read 15 October 20268Measurementtomshardware.com/reviews/sandisk-pro-g40-ssd-review/2Read 15 October 2026

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

From €4711Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 20263Press releasewesterndigital.com/de-at/company/newsroom/press-releases/2022/2022-10-05-western-digital-turbocharges-versatility-with-new-sandisk-professional-pro-g40-ssdRead 15 October 20264Press articlestoragereview.com/review/sandisk-professional-pro-g40-reviewRead 15 October 20265Press articlecomputerbase.de/2022-10/sandisk-professional-externe-pro-g40-ssd-ist-schnell-und-teuerRead 15 October 20266Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 20267Measurementtomshardware.com/reviews/sandisk-pro-g40-ssd-review/3Read 15 October 20268Measurementtomshardware.com/reviews/sandisk-pro-g40-ssd-review/2Read 15 October 2026

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

Not available

ColoursiThe maker's own colour names

Black2Maker product pagesamsung.com/us/memory-storage/portable-ssd/portable-ssd-t9-usb-3-2-2tb-black-sku-mu-pg2t0b-amRead 14 October 2026Page title reads Portable SSD T9 USB 3.2 Gen 2x2 (Black). Model codes end in B for black3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026Colour: Black

Black1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Color column reads Black for every SKU

Form factoriPhysical size of the drive. External is any drive in its own case that connects by cable. A drive sold in two M.2 lengths is two products. Xbox expansion card is a card for the storage expansion slot of an Xbox Series console.

External1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Samsung Portable SSD in its own case, connected by cable

External1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Portable SSD in a rugged case that connects by a USB-C port, so stored as external

CapacityiNominal capacity before formatting, in decimal GB. A published 1 TB is 1000 GB. A published 1024GB stays 1024. The marketed capacity is stored, not a raw or usable figure from the same table, such as OWC's 2048 GB total and 1920 GB usable for a 2.0TB drive.

1 TB, 2 TB, 4 TB1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Capacity 1TB, 2TB, 4TB. 1 TB = 1,000,000,000,000 bytes

1 TB, 2 TB, 4 TB1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Capacity column: 1TB, 2TB and 4TB. Footnote: 1 TB = 1 trillion bytes

Interface

1 of 5 differ

InterfaceiFastest host connection the drive is rated for. The PCIe generation of an NVMe drive is its own field. A Thunderbolt drive that also works over USB uses its Thunderbolt version.

USB 3.2 Gen 2x2 (20 Gbps)1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Interface row reads USB 3.2 Gen 2x2 (20Gbps)

Thunderbolt 31Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Interface row reads Thunderbolt 3 (40Gbps) and SuperSpeed USB 10Gbps (USB 3.2 Gen 2). Stored as the highest mode, Thunderbolt 3

PCIe generationiHighest PCIe generation the drive supports, e.g. 5 for PCIe 5.0. NVMe drives only. A drive rated for PCIe 4.0 x4 or 5.0 x2 is 5 with 2 lanes, and the source note names both modes.

Not available

Not available

PCIe lanesiLanes the drive uses at its highest PCIe generation, usually 4. NVMe drives only.

Not available

Not available

NVMe versioniVersion of the NVMe specification as published. A revision letter is left out, so 2.0d is stored as 2.0.

Not available

Not available

Detachable cableiExternal drives. No means the cable is fixed to the drive.

Yes1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026The cables are separate items in the box and the drive has a USB-C port3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026Includes a USB-C to C and a USB-C to A cable, so the cable is not fixed

Yes6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026The drive has a reinforced USB-C port and a Type-C to Type-C cable is in the box

Hardware

5 of 7 differ

ControlleriController maker and model as named by the maker or a review. On an external drive, the controller of the SSD inside, not the USB or Thunderbolt bridge chip. The bridge chip goes in the source note.

Not available

Sandisk in-house6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Spec table row Controller reads SanDisk Proprietary, written as Sandisk in-house like the Optimus GX PRO 850X. Text: the SSD inside is the SN750E, with the same controller as the WD Red SN700. The review tested the 2022 launch drive. No teardown of a GBC1D drive was found. Bridge chips: Intel Titan Ridge JHL7440 for Thunderbolt 3 and the ASMedia ASM2362 for USB 3.2 Gen 2. TheSSDReview names the same chips9Reviewthessdreview.com/hardware/portable-ssds/sandisk-professional-pro-g40-thunderbolt-3-dual-mode-portable-ssd-review-unbelievable-3-1gb-s-data-transfer-speedsRead 15 October 2026The review could not open the case. It says the drive uses a SanDisk SN750e M.2 SSD with an Intel JHL7440 Thunderbolt 3 controller and an ASMedia ASM2362 USB 3.2 controller

Flash typeiBits stored in each flash cell. TLC stores three and QLC stores four. A maker can use another flash type in some capacities, so it is per variant.

Not available

TLC6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Text: 1TB of 96-layer BiCS4 TLC in two 512GB packages

Flash memoryiFlash maker and generation as named by the maker or a review.

Not available

Sandisk BiCS4 TLC6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Spec table row Memory reads SanDisk 96-Layer BiCS4, the same for 1TB and 2TB. Stored for the base 2TB as the maker for all capacities. Not checked on a GBC1D drive

Flash layersiStacked layers of the 3D flash, from the maker or a review.

Not available

966Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 202696 layers from the Memory row

DRAM cacheiDRAM is a memory chip on the drive. HMB is a drive without DRAM that borrows host memory. None has neither. HMB not stated is a drive without DRAM where no source says whether it borrows host memory. An external drive counts when a source names the cache of the drive inside.

Not available

DRAM6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Spec table row DRAM reads DDR4 for both capacities. Text: the drive has DRAM, so no Host Memory Buffer

DRAM cache sizeiSize of the DRAM on the drive. Any DRAM type counts, such as DDR4 or LPDDR4X. Host memory buffer (HMB) is not DRAM on the drive.

Not available

Not available

Component sidesiWhether chips sit on one or both sides of the board. Thin laptops and some handhelds need single-sided drives. M.2 drives only. The M.2 module code states it: S is single-sided and D is double-sided, e.g. 2280-S3-M or 2280-D5-M.

Not available

Not available

Performance

2 of 4 differ

Sequential read (claimed)iMaker's up-to sequential read speed for this capacity. Test conditions are in the source note.

2,000MB/s1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Up to 2,000 MB/s for 1TB, 2TB and 4TB. Footnote 3: measured on Samsung internal testing standards with the enclosed cable. Samsung's page names the test host: ASUS ROG STRIX Z590-E GAMING WIFI, Intel i9-10900K, Windows 11 Pro. UASP mode must be enabled6Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 14 October 2026Up to 2,000 MB/s sequential read and write on the USB 3.2 Gen 2x2 interface

3,000MB/s1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Data Transfer Rate row, Thunderbolt 3: up to 3000MB/s read. USB-C: up to 1050MB/s read, not stored. Footnote: internal testing, 1 MB/s = 1 million bytes per second, performance may vary by host device, usage conditions and drive capacity. The same figure is given for all three capacities

Sequential write (claimed)iMaker's up-to sequential write speed for this capacity. Makers usually measure it inside the fast write cache.

1,950MB/s1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Up to 1,950 MB/s for 1TB and 2TB and up to 2,000 MB/s for 4TB. Same test conditions as read. TurboWrite buffer, so inside the fast write cache

2,500MB/s1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Thunderbolt 3: up to 2500MB/s write. USB-C: up to 1000MB/s write, not stored. Same figure for all three capacities

Random 4K read (claimed)iMaker's up-to random read speed with 4 KB blocks. Queue depth and threads are in the source note. The maker's headline claim. Makers test at different queue depths, so compare with care. The queue depth 1 measured fields compare better.

Not available

Not available

Random 4K write (claimed)iMaker's up-to random write speed with 4 KB blocks. Queue depth and threads are in the source note. The maker's headline claim. Makers test at different queue depths, so compare with care. The queue depth 1 measured fields compare better.

Not available

Not available

Endurance and reliability

1 of 3 differ

Endurance (TBW)iTerabytes that can be written within the warranty, as the maker rates them.

Not available

Not available

MTBF or MTTF (claimed)iMean time between failures, or mean time to failure when the maker publishes MTTF. The source note says which. Some makers state it per capacity, so it is per variant.

Not available

Not available

Operating temperatureiMaker's operating range. The storage range is not stored.

Min0Max60°C1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 20260 to 60 C, Tc measured at the hottest point on the case. The non-operating range of -40 to 85 C is not stored

Min5Max35°C1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Operating Temperature row: 41 to 95 F | 5 to 35 C

Power

None of 6 known

Power while reading (claimed)iMaker's average power during sequential reads, including a figure given at the full read speed. A single average or active figure with no read and write split, such as Corsair's, is stored in both read and write, and the source note says so. A maximum figure, such as Kingston's (MAX) Read, is a peak and is not stored.

Not available

Not available

Power while writing (claimed)iMaker's average power during sequential writes. A single average or active figure with no read and write split is stored in both read and write, and the source note says so. A maximum figure, such as Kingston's (MAX) Write, is a peak and is not stored.

Not available

Not available

Max power consumption (claimed)iMaker's peak or maximum power figure. Not the average while reading or writing. Kingston publishes max read and max write power apart. Store the higher one and name both in the source note.

Not available

Not available

Average power in light use (claimed)iMaker's average over a mixed client workload such as MobileMark. Not idle power and not read or write power.

Not available

Not available

Idle power (claimed)iMaker's idle power in the PS3 state with APST on, or the state the maker calls low-power idle. On a SATA drive, Slumber counts as low-power idle. A plain idle figure with no low-power state, often near 1 W, is active idle and is not stored. Samsung's Idle with DIPM on is a SATA link power state, so it counts as low-power idle.

Not available

Not available

Sleep power (claimed)iMaker's power in the deepest sleep state, PS4 or L1.2. On a SATA drive this is DevSleep.

Not available

Not available

Measured

None of 9 known

Sequential read (measured)iCrystalDiskMark SEQ1M Q8T1 read result from a reviewer. Host and slot are in the source note. KitGuru's default profile counts as SEQ1M Q8T1.

Not available

Not available

Sequential write (measured)iCrystalDiskMark SEQ1M Q8T1 write result from a reviewer. Host and slot are in the source note.

Not available

Not available

Random 4K read at queue depth 1 (measured)iCrystalDiskMark RND4K Q1T1 read result from a reviewer. Small reads one at a time, close to everyday use. KitGuru's 4K QD1 1 Thread test counts as RND4K Q1T1. A CrystalDiskMark result printed in IOPS is stored as IOPS x 4096 / 1,000,000 MB/s, the way CrystalDiskMark converts.

Not available

Not available

Random 4K write at queue depth 1 (measured)iCrystalDiskMark RND4K Q1T1 write result from a reviewer. A CrystalDiskMark result printed in IOPS is stored as IOPS x 4096 / 1,000,000 MB/s, the way CrystalDiskMark converts.

Not available

Not available

Write cache size (measured)iData written at full speed in one long sequential write on an empty drive before the speed drops.

Not available

Not available

Write speed after the cache (measured)iWrite speed in the first state after the fast cache is full, when the drive writes straight to TLC or QLC. Tom's Hardware calls it TLC mode. The slower folding state and the lowest dip are not stored. Only from a long sequential write test.

Not available

Not available

3DMark Storage BenchmarkiOverall score measured by a reviewer. Host and slot are in the source note. From StorageReview only. Tom's Hardware scores the same drive about 30 percent higher, so other reviewers are not mixed in.

Not available

Not available

Highest temperature under load (measured)iHighest drive sensor reading in a sustained write test of 10 minutes or more, on the bare drive unless the row is a heatsink version. Short benchmark runs do not count. Heatsink, airflow and room temperature go in the source note.

Not available

Not available

Idle power (measured)iReviewer's idle reading. Power-saving settings such as ASPM are in the source note. A value read from a chart image counts when the source note says "read from chart".

Not available

Not available

Cooling and build

1 of 4 differ

HeatsinkiVersions sold. The base lists every version and each variant row lists its own. A water block or a cooler with a fan counts as a heatsink. A thermal pad or label alone is bare. A heatsink in the box that the buyer fits, as on the XPG MARS 980 BLADE, counts as with heatsink.

Not available

Not available

RGB lightingiAny version sold has lighting the user can set. A status LED alone does not count. Leave it out when no version has lighting. The Heatsink rows show which version has it.

Not available

Not available

Dust and water ratingiPublished IP rating of an external drive.

Not available

IP681Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Key features: high-level IP68 dust/water resistance

Drop test heightiMaker-published tested height. Surface and conditions are in the source note.

3m1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Drop resistant up to 3 m. Footnote: free-fall to a metal plate from a 3 m height under controlled conditions. Damage by drops is not covered under warranty3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026Up to 3-meter drop resistant. Based on an internal free fall shock test

3m1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Key features: up to 3m drop protection, footnote 3 based on internal testing. The surface is not stated in the sheet. The 2022 press release says the drop was onto a carpeted concrete floor3Press releasewesterndigital.com/de-at/company/newsroom/press-releases/2022/2022-10-05-western-digital-turbocharges-versatility-with-new-sandisk-professional-pro-g40-ssdRead 15 October 2026Footnote says the 3m drop was tested on a carpeted concrete floor. Launch speeds in the release were up to 2700MB/s read and 1900MB/s write over Thunderbolt 3

Security and software

2 of 2 differ

SecurityiFeatures the maker names for the drive. Encryption done by host software does not count. ATA Security passthrough counts as password protection.

AES 256-bit hardware encryption, Password protection1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Encryption row reads AES 256-bit hardware encryption. Samsung's page says the drive can be secured with an AES 256-bit encrypted password3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026The drive can be secured with an AES 256-bit encrypted password. Encryption row reads AES 256-bit hardware encryption

Not available

Software

Samsung Magician1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Software rows read Samsung Portable SSD 1.0 and Samsung Magician Software. Samsung's page names Magician for management3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026Management SW: Samsung Magician Software, Samsung Portable SSD Software 1.0

SanDisk SSD Dashboard6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Text: SanDisk also provides its own SSD Dashboard software

Compatibility

1 of 1 differ

PlatformsiPlatforms the maker names for this drive. A PS5 needs a heatsink on an internal drive. PC is for a maker that writes Client PCs or PC without naming an operating system. Handheld PCs go in Other with a source note.

Windows, macOS, Android3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026Specifications row OS Compatibility reads Windows, macOS, Android. The page also names gaming consoles, smart TVs and cameras as host devices without naming a console, so only the three operating systems are stored6Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 14 October 2026Compatible with PCs, cameras, smartphones, tablets and game consoles across Windows, Mac and Android OS

Windows, macOS1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Operating Systems row: macOS 10.13+ (Time Machine compatible), Windows 10+. The drive ships formatted exFAT, APFS via reformat

Dimensions and weight

2 of 2 differ

DimensionsiLength is the long side. Height is the thickness, including a fitted heatsink. As the maker publishes it. A maximum counts. Length is the long side even when the maker lists the width first.

Length88Width60Height14mm(3.5 × 2.4 × 0.6 in)1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 202688 x 60 x 14 mm, the same for all capacities

Length111Width58Height12mm(4.4 × 2.3 × 0.5 in)1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Size (LxWxH) row: 4.36 x 2.28 x 0.47 in | 111 x 58 x 12 mm. The store page prints 4.37 x 2.28 x 0.47 in

WeightiDrive alone, with a heatsink when it is sold fitted. No cable and no packaging. As the maker publishes it. A maximum counts. Not a measured weight.

122g(4.3 oz)1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026122 grams. Footnote 2: exact weight may vary by capacity

122.3g(4.3 oz)1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Weight row: 1TB 121.2 g, 2TB 122.3 g and 4TB 123.1 g. Base value is the 2TB model

In the box

2 of 2 differ

In the box

Samsung Portable SSD T9, USB Type-C to A cable, USB Type-C to C cable, Quick User Manual & Warranty Statement1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Product line-up table box contents: Samsung Portable SSD T9, USB Type-C to A cable, USB Type-C to C cable, Quick User Manual & Warranty Statement6Press releasenews.samsung.com/us/samsung-announces-t9-portable-ssdRead 14 October 2026Comes with USB Type C-to-C and C-to-A cables

PRO-G40 SSD, Thunderbolt 3 (40Gbps) Cable, Quick Start Guide1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Box contents row: PRO-G40 SSD, Thunderbolt 3 (40Gbps) Cable and Quick Start Guide

Cables includediCables supplied with an external drive.

ASamsung Portable SSD T9

Type	Count
USB-C to USB-C	1
USB-C to USB-A	1

Source1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026One USB Type-C to C cable and one USB Type-C to A cable. KitGuru says the C to C cable is USB 3.2 Gen 2x2 and the C to A cable is USB 3.2 Gen 2x1. No cable lengths found3Maker product pagesamsung.com/uk/memory-storage/portable-ssd/portable-ssd-t9-2tb-black-mu-pg2t0b-euRead 14 October 2026It also includes a USB-C to C and a USB-C to A cable

BSandisk Professional PRO-G40 SSD

Type	Length (m)	Count
USB-C to USB-C	0.2	1

Source6Reviewtomshardware.com/reviews/sandisk-pro-g40-ssd-reviewRead 15 October 2026Text: a relatively short 20cm (about 8 inch) USB Type-C to Type-C cable. TheSSDReview also says 20cm / 8 inch9Reviewthessdreview.com/hardware/portable-ssds/sandisk-professional-pro-g40-thunderbolt-3-dual-mode-portable-ssd-review-unbelievable-3-1gb-s-data-transfer-speedsRead 15 October 2026Comes with a 20cm / 8 inch Thunderbolt 3 cable

Links

Not compared

Product page

www.samsung.com/us/memory-storage/portable-ssd/portable-ssd-t9-usb-3-2-2tb-black-sku-mu-pg2t0b-am2Maker product pagesamsung.com/us/memory-storage/portable-ssd/portable-ssd-t9-usb-3-2-2tb-black-sku-mu-pg2t0b-amRead 14 October 2026

www.sandisk.com/products/ssd/external-ssd/sandisk-professional-pro-g40-ssd2Maker product pagesandisk.com/products/ssd/external-ssd/sandisk-professional-pro-g40-ssdRead 15 October 2026SanDisk US product page for the PRO-G40 SSD with a capacity picker for 1TB, 2TB and 4TB. Its spec table repeats the data sheet: up to 3000MB/s read and 2500MB/s write, Thunderbolt 3 and USB 3.2 Gen 2, 5-year limited warranty and the GBC1D part numbers

Spec sheet

www.farnell.com/datasheets/4019030.pdf1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Samsung Portable SSD T9 2023 Data Sheet, Revision 1.0, hosted by Farnell. Samsung's own PDF link was not found

documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdf1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 2026Two-page SanDisk data sheet for the PRO-G40 SSD, PDF created 2023-12-01, on documents.sandisk.com. It lists 1TB, 2TB and 4TB with the GBC1D part numbers

Manual

Not available

Not available

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Warranty

0 of 1 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

5years1Maker spec sheet (PDF)farnell.com/datasheets/4019030.pdfRead 14 October 2026Five (5) year limited warranty. The LED component is warranted for 5 years of typical use, 4 hours a day at 40 C or below. The datasheet is global and names no market

5years1Maker spec sheet (PDF)documents.sandisk.com/content/dam/asset-library/en_us/assets/public/sandisk-pro/product/portable-drives/pro-g40-ssd/data-sheet-sandisk-professional-pro-g40-ssd.pdfRead 15 October 20265 YR limited warranty. The sheet points to sandisk.com/wug for terms and names no market

Both are also in the API. Back to all SSDs.