SSDs / Compare

Kingston A400 vs Samsung Portable SSD T5 EVO

A

Product A: Kingston

A400

23 of 63 known

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B

Product B: Samsung

Portable SSD T5 EVO

33 of 63 known

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All 63 fields

Every value links to where we found it.

Only differences

AKingston A400

BSamsung Portable SSD T5 EVO

General

6 of 9 differ

Series

Not available

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

SA400S37/240G, SA400S37/480G, SA400S37/960G1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Part Numbers table lists SA400S37/240G, SA400S37/480G and SA400S37/960G for the 2.5 inch standalone drive. The 2022 US datasheet also lists SA400S37/120G and the M.2 2280 model SA400M8. The M.2 model is a different form factor and is not stored here. A 1920GB model, SA400S37/1920G, is sold by retailers but is not on this datasheet2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 20262022 US datasheet MKD-393.5US lists SA400S37/120G, /240G, /480G and /960G, and the M.2 parts SA400M8/240G and SA400M8/480G. The 120GB is not on the 2024 datasheet and is not stored

MU-PH2T0S/WW, MU-PH2T0S/AM, MU-PH2T0S/EU, MU-PH4T0S/WW, MU-PH4T0S/AM, MU-PH4T0S/EU, MU-PH8T0S/WW, MU-PH8T0S/AM, MU-PH8T0S/EU2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Product line-up: MU-PH8T0, MU-PH4T0 and MU-PH2T0 with the codes /WW, /AM and /EU

GTIN / EAN

740617261219, 740617263442, 7406172773576Retailer pagescan.co.uk/products/240gb-kingston-a400-ssd-25-sata-iii-6-g-bs-up-to-500mb-s-read-up-to-350mb-s-write-speedRead 15 October 2026GTIN row reads 0740617261219, which is UPC 740617261219, for SA400S37/240G7Retailer pagescan.co.uk/products/480gb-kingston-a400-25-ssd-7mm-sata-iii-6gb-s-3d-nand-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026GTIN listed as 740617263442 for SA400S37/480G8Retailer pagescan.co.uk/products/960gb-kingston-a400-25-ssd-sata-iii-6gb-s-2ch-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026GTIN row reads 0740617277357, which is UPC 740617277357, for SA400S37/960G. A search result for an eBay Germany listing shows the same EAN

887276746197, 887276746203, 8872767462107Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/business/solutions/industries/government/msrp-price-sheets/10092025/Samsung-Memory_Storage-MSRP-Price-File-(September-2025).pdfRead 15 October 2026Samsung US MSRP price file effective September 2025, UPC Code column: MU-PH2T0S/AM 887276746197, MU-PH4T0S/AM 887276746203 and MU-PH8T0S/AM 887276746210. These are the US codes only. No /WW or /EU codes were found

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

3 April 20175Press articleweekly.ascii.jp/elem/000/001/462/1462208Read 15 October 20263 April 2017, the Japan announcement. No global Kingston press release was readable

14 November 20234Press releasenews.samsung.com/global/samsung-unveils-new-portable-ssd-t5-evo-that-offers-8tb-capacity-in-a-compact-designRead 15 October 2026Global release dated November 15, 2023 in Korea. The US release is dated 11/14/2023, so 2023-11-14 is stored5Press releasenews.samsung.com/us/samsung-introduces-t5-evo-portable-ssdRead 15 October 2026US release dated 11/14/2023

Status

Available1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026The current Kingston datasheet and product page title cover the drive, and Kingston's May 2026 press release marks 100 million units shipped4Press articlethemachinemaker.com/news/kingston-surpasses-100-million-a400-sata-ssd-shipments-worldwideRead 15 October 2026Trade coverage dated 3 June 2026 of Kingston's press release that more than 100 million A400 SATA SSDs have shipped since the 2017 launch. Kingston's own release is behind a Cloudflare challenge

Available1Maker product pagesamsung.com/us/computing/memory-storage/portable-solid-state-drives/portable-ssd-t5-evo-usb-3-2-8tb-black-mu-ph8t0s-amRead 15 October 2026On 2026-10-15 the page lists the 8TB at $1,119.99 and the 2TB at $289.99, both marked out of stock, and the 4TB at $579.99. Current prices are not stored. Samsung's US price file of September 2025 marks the 4TB as EOL and the 2TB and 8TB as price changes. Samsung's Irish business page lists all three capacities3Maker product pagesamsung.com/ie/business/memory-storage/portable-ssd/portable-ssd-t5-evo-8tb-black-mu-ph8t0s-euRead 15 October 2026Samsung Ireland business store lists the 2TB, 4TB and 8TB7Maker spec sheet (PDF)image-us.samsung.com/SamsungUS/business/solutions/industries/government/msrp-price-sheets/10092025/Samsung-Memory_Storage-MSRP-Price-File-(September-2025).pdfRead 15 October 2026Change column: 2TB Price Change, 4TB EOL, 8TB Price Change. The file lists new MSRPs of $199.99, $374.99 and $689.99, which are not launch prices

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

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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

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

Not available

$189.994Press releasenews.samsung.com/global/samsung-unveils-new-portable-ssd-t5-evo-that-offers-8tb-capacity-in-a-compact-designRead 15 October 2026MSRP $189.99 for the 2TB, $349.99 for the 4TB and $649.99 for the 8TB. US. The base price is the 2TB model5Press releasenews.samsung.com/us/samsung-introduces-t5-evo-portable-ssdRead 15 October 2026MSRP $189.99 for the 2TB, $349.99 for the 4TB and $649.99 for the 8TB

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

€172.26Press releasenews.samsung.com/at/samsung-stellt-die-neue-portable-ssd-t5-evo-vor-mit-8-tb-speicherkapazitat-und-einem-kompakten-designRead 15 October 2026Samsung Austria release of 15 November 2023: available in Austria from EUR 172,20 (2TB, UVP), EUR 317,23 (4TB, UVP) and EUR 588,79 (8TB, UVP). Austria, with VAT as published. Samsung Germany published no euro price that could be found. PC Games Hardware reported German UVPs of about 180, 320 and 590 euros, which are rounded and not stored. The base price is the 2TB model

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

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ColoursiThe maker's own colour names

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Black4Press releasenews.samsung.com/global/samsung-unveils-new-portable-ssd-t5-evo-that-offers-8tb-capacity-in-a-compact-designRead 15 October 2026Black body with a titan gray ring

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.

2.5-inch1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Form factor row reads 2.5 inch. Key Features says a 2.5 inch 7 mm form factor

External2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Samsung Portable SSD in its own case with a Type-C port, connected by cable

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.

240, 480, 960GB1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Capacities row reads 240GB, 480GB, 960GB. Kingston's flash guide footnote says part of the listed capacity is used for formatting. The 2022 US datasheet also lists 120GB2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Lists 120GB, 240GB, 480GB and 960GB. The 120GB model is left out because the 2024 datasheet no longer lists it

2 TB, 4 TB, 8 TB1Maker product pagesamsung.com/us/computing/memory-storage/portable-solid-state-drives/portable-ssd-t5-evo-usb-3-2-8tb-black-mu-ph8t0s-amRead 15 October 2026Storage selector 2 TB, 4 TB and 8 TB2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Capacities 2 TB / 4 TB / 8 TB. Footnote 1: 1 GB = 1,000,000,000 bytes, 1 TB = 1,000,000,000,000 bytes

Interface

2 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.

SATA1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Interface row reads SATA Rev. 3.0 (6Gb/s) with backwards compatibility to SATA Rev. 2.0 (3Gb/s)

USB 3.2 Gen 1 (5 Gbps)2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Interface row reads USB 3.2 Gen 1 (5 Gbps)

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.

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

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

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

Not available

Yes3Maker product pagesamsung.com/ie/business/memory-storage/portable-ssd/portable-ssd-t5-evo-8tb-black-mu-ph8t0s-euRead 15 October 2026The box holds a separate USB Type-C to C cable and the drive has a Type-C port

Hardware

4 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.

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Samsung Metis9Reviewtomshardware.com/reviews/samsung-t50-evoRead 15 October 2026Spec table lists Samsung Metis as the controller of the 2TB, 4TB and 8TB. Review dated 14 November 2023, 8TB sample12Reviewanandtech.com/show/21135Read 15 October 2026AnandTech teardown of the 8TB: the SATA controller is the Samsung S4LR069 Metis, the same as in the 870 QVO. A separate ASMedia ASM235CM bridges SATA to USB 3.2 Gen 1, which is not stored. AnandTech's site now redirects to its forum, so the text was read from search result excerpts on 2026-10-15

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.

TLC5Press articleweekly.ascii.jp/elem/000/001/462/1462208Read 15 October 2026Article describes a 2-channel controller and TLC NAND, and says the controller and NAND used to meet the specs may vary with production date6Retailer pagescan.co.uk/products/240gb-kingston-a400-ssd-25-sata-iii-6-g-bs-up-to-500mb-s-read-up-to-350mb-s-write-speedRead 15 October 2026Flash Memory Type row reads TLC7Retailer pagescan.co.uk/products/480gb-kingston-a400-25-ssd-7mm-sata-iii-6gb-s-3d-nand-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026Flash Memory Type row reads TLC, with 3D NAND in the overview8Retailer pagescan.co.uk/products/960gb-kingston-a400-25-ssd-sata-iii-6gb-s-2ch-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026Flash Memory Type row reads TLC

QLC9Reviewtomshardware.com/reviews/samsung-t50-evoRead 15 October 2026Spec table reads Samsung QLC for all three capacities. StorageReview and TechRadar also say QLC. NASCompares writes 64-layer 3D V-NAND TLC, which looks copied from the 2017 T5 and is not stored10Reviewstoragereview.com/review/samsung-t5-evo-8tb-portable-ssd-reviewRead 15 October 2026The T5 EVO uses QLC. It also says the drive has an internal SATA interface behind USB 3.2 Gen 1. Review dated November 14, 202311Reviewtechradar.com/pro/samsung-portable-ssd-t5-evo-8tb-reviewRead 15 October 2026Says an AnandTech teardown showed the drive looks like a repackaged 870 QVO with QLC NAND chips

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

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Samsung V-NAND QLC9Reviewtomshardware.com/reviews/samsung-t50-evoRead 15 October 2026Spec table reads Samsung QLC. Samsung's release names V-NAND. No layer count is stored, since no source states one

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

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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.

None6Retailer pagescan.co.uk/products/240gb-kingston-a400-ssd-25-sata-iii-6-g-bs-up-to-500mb-s-read-up-to-350mb-s-write-speedRead 15 October 2026DRAM Cache Memory row reads N/A. The controller row reads 2Ch. SATA has no host memory buffer, so the value is none7Retailer pagescan.co.uk/products/480gb-kingston-a400-25-ssd-7mm-sata-iii-6gb-s-3d-nand-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026DRAM Cache Memory row reads N/A8Retailer pagescan.co.uk/products/960gb-kingston-a400-25-ssd-sata-iii-6gb-s-2ch-tlc-500mb-s-read-450mb-s-write-retailRead 15 October 2026DRAM Cache Memory row reads N/A9Retailer pageinet.se/produkt/4300499/kingston-a400-480gb-2-5Read 15 October 2026A customer Q&A on the 480GB page, written for the 120GB model, says the A400 has no DRAM cache and uses a pseudo-SLC cache for write speed. Memory type row reads TLC

DRAM12Reviewanandtech.com/show/21135Read 15 October 2026The 8TB board carries 8GB of LPDDR4 for the flash translation layer, per the same excerpt. Stored as a DRAM drive. Only the 8TB was torn down

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.

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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.

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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.

500MB/s1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Baseline performance, data transfer (ATTO): up to 500 MB/s read for 240GB, 480GB and 960GB. Footnote 1: out-of-box performance on a SATA Rev. 3.0 motherboard. Host not named2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Same ATTO figures as the 2024 datasheet: up to 500 MB/s read

460MB/s2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Up to 460 MB/sec for all capacities. Footnote 3: measured by Samsung's internal testing standards with the enclosed cable. Samsung's product page adds that the host and the cable must support USB 3.2 Gen 1 and UASP mode must be enabled

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

450MB/s1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026ATTO: 350 MB/s (240GB), 450 MB/s (480GB), 450 MB/s (960GB). Same test conditions as read. Base value is the 960GB model, the largest capacity on the datasheet2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Same ATTO figures: 350 MB/s (240GB) and 450 MB/s (480GB and 960GB). 120GB is 320 MB/s

460MB/s2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Up to 460 MB/sec for all capacities, same conditions as read

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.

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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.

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Endurance and reliability

3 of 3 differ

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

300TB1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026TBW row: 240GB 80 TB, 480GB 160 TB, 960GB 300 TB. Footnote 4: derived from the JEDEC workload JESD219A. Base value is the 960GB model2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Same TBW: 80 TB, 160 TB and 300 TB. 120GB is 40 TB

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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.

2,000,000h1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Life expectancy row reads 2 million hours MTBF. The 2022 US and Latin America datasheets (MKD-393.5US) read 1 million hours MTBF, and retailer copies also say 1,000,000. The newest datasheet is stored2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Life expectancy 1 million hours MTBF. This disagrees with the 2024 datasheet, which reads 2 million hours. The 2024 value is stored

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

Min0Max70°C1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Operating temperature 0 to 70 C. Storage range of -40 to 85 C is not stored2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 20260 to 70 C, same as the 2024 datasheet

Min0Max60°C2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Operating 0 C to 60 C. Footnote 6: Tc is measured at the hottest point on the case. Non-operating -40 C to 85 C is not stored

Power

2 of 6 differ

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.

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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.

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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.

1.535W1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Power consumption row reads 0.195W idle / 0.279W avg / 0.642W (MAX) read / 1.535W (MAX) write. The higher max figure is stored, 1.535 W for write. The max read figure is 0.642 W. The datasheet gives no test tool, so the figures are as published2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Same power row: 0.642 W max read and 1.535 W max write

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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.

279mW1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 20260.279W Avg is stored as 279 mW. The A400 datasheet does not name the workload behind the average. The 0.195 W idle figure is not stored, since the datasheet names no low-power state2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Same 0.279 W avg figure

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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.

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

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Measured

4 of 9 differ

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.

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468MB/s13Reviewssd-tester.com/samsung_portable_ssd_t5_evo_2tb.htmlRead 15 October 20262TB (MU-PH2T0S/EU), tested on 6 July 2026. CrystalDiskMark SEQ1M Q8T1 read 468.38 MB/s, stored as 468. No preferred reviewer covers CrystalDiskMark for this drive. The test file size and the drive fill are not stated on the page. The page refers to the site's homepage for the test system

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

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466MB/s13Reviewssd-tester.com/samsung_portable_ssd_t5_evo_2tb.htmlRead 15 October 2026SEQ1M Q8T1 write 466.32 MB/s, stored as 466

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.

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28.25MB/s13Reviewssd-tester.com/samsung_portable_ssd_t5_evo_2tb.htmlRead 15 October 2026RND4K Q1T1 read 28.25 MB/s, which the page also prints as 6,896 IOPS

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.

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64.35MB/s13Reviewssd-tester.com/samsung_portable_ssd_t5_evo_2tb.htmlRead 15 October 2026RND4K Q1T1 write 64.35 MB/s, which the page also prints as 15,710 IOPS. Tom's Hardware charts only 313.72 IOPS for the 8TB, which is not used

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

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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.

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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.

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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.

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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".

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Cooling and build

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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.

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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.

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Dust and water ratingiPublished IP rating of an external drive.

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

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2m2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Drop Resistant up to 2 m. Footnote 4: free-fall to a metal plate from a 2-meter height under controlled conditions. Damage by drops is not covered under warranty

Security and software

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

Not available

AES 256-bit hardware encryption2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Encryption row reads AES 256-bit hardware encryption9Reviewtomshardware.com/reviews/samsung-t50-evoRead 15 October 2026Spec table: 256-bit AES hardware encryption

Software

Kingston SSD Manager1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Footnote 3 says the SSD Life Remaining value can be read with Kingston SSD Manager

Samsung Magician2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Software row lists Samsung Portable SSD 1.0 and Samsung Magician Software. Samsung's support pages offer Samsung Magician, which is stored8Maker product pagesamsung.com/sg/support/model/MU-PH8T0S/WWRead 15 October 2026Samsung support page for the MU-PH8T0S offers Samsung Magician 9.0 for Windows, macOS and Android. It lists no user manual

Compatibility

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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.

PC (no OS named)1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Text says the drive is designed for desktop and notebook computer workloads and not for server environments. Stored as PC, since no operating system is named

Windows, macOS, Android2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Footnote 5: minimum system requirements Windows 7 or higher, Mac OS X 10.10 or higher and Android Lollipop or higher. The sheet names no console3Maker product pagesamsung.com/ie/business/memory-storage/portable-ssd/portable-ssd-t5-evo-8tb-black-mu-ph8t0s-euRead 15 October 2026Compatible Devices: PCs, Laptops, Android smart phones and tablets, Game consoles, Smart TVs, Cameras. OS Compatibility: Windows, macOS, Android. No console is named4Press releasenews.samsung.com/global/samsung-unveils-new-portable-ssd-t5-evo-that-offers-8tb-capacity-in-a-compact-designRead 15 October 2026Compatible with macOS, Windows, smartphones and tablets and gaming consoles. Samsung Magician works on Windows, macOS and Android8Maker product pagesamsung.com/sg/support/model/MU-PH8T0S/WWRead 15 October 2026Magician installers for Windows 10, macOS and Android

Dimensions and weight

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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.

Length100Width69.9Height7mm(3.9 × 2.8 × 0.3 in)1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Dimensions row reads 100.0mm x 69.9mm x 7.0mm (2.5 inch)2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026100.0mm x 69.9mm x 7.0mm for the 2.5 inch drive

Length95Width40Height17mm(3.7 × 1.6 × 0.7 in)2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 202640 x 95 x 17 mm. Samsung's product page labels the order W x H x D, so 95 mm is the long side, 40 mm the width and 17 mm the thickness3Maker product pagesamsung.com/ie/business/memory-storage/portable-ssd/portable-ssd-t5-evo-8tb-black-mu-ph8t0s-euRead 15 October 2026Dimension (WxHxD) 40 x 95 x 17 mm

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.

41.9g(1.5 oz)1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Weight row: 41 g (240-480GB), 41.9 g (960GB). Base value is the 960GB model2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 202641g (240-480GB) and 41.9g (960GB). 39 g for the 120GB 2.5 inch

102g(3.6 oz)2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026102 grams. Footnote 2: exact weight may vary by capacity. Samsung's pages for the 2TB, 4TB and 8TB each say 102 grams3Maker product pagesamsung.com/ie/business/memory-storage/portable-ssd/portable-ssd-t5-evo-8tb-black-mu-ph8t0s-euRead 15 October 2026Specifications of the 2TB, 4TB and 8TB pages each read 102 grams

In the box

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In the box

Not available

Samsung Portable SSD T5 EVO, USB Type-C to C cable, Quick User Manual & Warranty Statement2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Box contents: Samsung Portable SSD T5 EVO, USB Type-C to C cable, Quick User Manual & Warranty Statement

Cables includediCables supplied with an external drive.

AKingston A400

Not available

BSamsung Portable SSD T5 EVO

Type	Count
USB-C to USB-C	1

Source4Press releasenews.samsung.com/global/samsung-unveils-new-portable-ssd-t5-evo-that-offers-8tb-capacity-in-a-compact-designRead 15 October 2026Comes with a USB Type-C-to-C cable. The cable length is not stated

Links

Not compared

Product page

www.kingston.com/en/ssd/a400-solid-state-drive3Maker product pagekingston.com/en/ssd/a400-solid-state-driveRead 15 October 2026The page returned a Cloudflare challenge on 2026-10-15, so it was not read. The URL is the maker's product page for the A400, as shown in search results with the title A400 Solid State Drive - 240GB-960GB, which matches the 2024 datasheet title

www.samsung.com/us/computing/memory-storage/portable-solid-state-drives/portable-ssd-t5-evo-usb-3-2-8tb-black-mu-ph8t0s-am1Maker product pagesamsung.com/us/computing/memory-storage/portable-solid-state-drives/portable-ssd-t5-evo-usb-3-2-8tb-black-mu-ph8t0s-amRead 15 October 2026Samsung US page of the 8TB, MU-PH8T0S/AM. The 2TB, 4TB and 8TB are selectable

Spec sheet

www.kingston.com/datasheets/sa400_en.pdf1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Kingston datasheet MKD-01032024, PDF created March 2024, titled A400 Solid State Drive - 240GB-960GB. It is the current global datasheet

download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdf2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Samsung Portable SSD T5 EVO 2023 Data Sheet, Revision 1.0, on Samsung's data sheet server. Copies on Ingram Micro and Tehnoteka read the same

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

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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.

3years1Maker spec sheet (PDF)kingston.com/datasheets/sa400_en.pdfRead 15 October 2026Limited 3-year warranty with free technical support. Footnote 3 adds that the warranty runs 3 years or until Life Remaining is used up. The datasheet is global and names no market2Maker spec sheet (PDF)kingston.com/datasheets/SA400S37_us.pdfRead 15 October 2026Limited 3-year warranty with free technical support

3years2Maker spec sheet (PDF)download.semiconductor.samsung.com/resources/data-sheet/Samsung_Portable_SSD_T5_EVO_Datasheet_Rev1.0.pdfRead 15 October 2026Three (3) Year Limited Warranty. The data sheet is global and names no market

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