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STORAGE · YOUR NEXT FACE-OFF

Kingston XS1000 vs Samsung 990 EVO Plus

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Kingston XS1000

2 TB · Black · SXS1000/2000G

Kingston XS1000 portable SSD in black, front view
Full product profile Official image
Exact model & source notes

Kingston's XS1000 is a pocket-sized USB 3.2 Gen 2 portable SSD, rated up to 1,050 MB/s read and 1,000 MB/s write. The 2 TB black version weighs 28.7 g in a metal and plastic case and has a 5-year limited warranty tied to Kingston's SSD Life Remaining indicator.

Specifications checked 28 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications
WHAT DIFFERS
Form factorPortableM.2 2280
1,050 MB/sRated sequential read7,250 MB/s
1,000 MB/sRated sequential write6,300 MB/s
3 of 12 verified differences, in the order listed below. Not a rating.
See the 12 verified differences
THE CONTENDER

Samsung 990 EVO Plus

2 TB · M.2 2280 without factory heatsink · MZ-V9S2T0BW

Samsung 990 EVO Plus 2 TB bare M.2 SSD; exact UK MZ-V9S2T0BW product gallery
Full product profile Official image
Exact model & source notes

A 2 TB NVMe SSD rated up to 7,250 MB/s read and 6,300 MB/s write over PCIe 4.0 x4 or PCIe 5.0 x2, with TLC V-NAND and a 1,200 TB write rating. It has no factory heatsink.

Specifications checked 11 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

Kingston XS1000 UK & US retailers

UK
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US
Search Amazon USSearch eBay US

UK & US price history: no verified listing yet

Samsung 990 EVO Plus UK & US retailers

UK
Search Amazon UKSearch eBay UK
US
Search Amazon USSearch eBay US

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison
  • Manufacturer facts for the exact models shown. Not a quality rating or a test result.
  • “Different” means the known values differ, not that one is better.
  • Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.
SPECIFICATIONS SIDE BY SIDE8 topics
SELECTED TOPIC
01 / 08

Interface and version

Check the exact configuration and source conditions for your use.

Kingston XS1000USB 3.2 Gen 2; USB Type-C on the drive

Manufacturer specification · Kingston lists USB 3.2 Gen 2; the included cable is USB Type-C at the drive end and USB Type-A at the host end, with a USB Type-A to USB Type-C adapter. Kingston does not state a link rate in Gbps on the data sheet.

Source 1Source 2
Samsung 990 EVO PlusPCIe 4.0 x4 or PCIe 5.0 x2; NVMe

Manufacturer specification

Source 1Source 2
Explore the full specifications

Check the connection before the capacity. M.2 NVMe modules and 2.5-inch SATA drives are not interchangeable. Check the host’s protocol, slot or bay, power connection and clearance. Rated speeds use different test systems; we do not turn them into a speed score or overall winner.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

12 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Interface and version

In Visual facts
Kingston XS1000USB 3.2 Gen 2; USB Type-C on the drive
Samsung 990 EVO PlusPCIe 4.0 x4 or PCIe 5.0 x2; NVMe
Sources
Kingston XS1000

Manufacturer specification · Kingston lists USB 3.2 Gen 2; the included cable is USB Type-C at the drive end and USB Type-A at the host end, with a USB Type-A to USB Type-C adapter. Kingston does not state a link rate in Gbps on the data sheet.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)

Check the exact configuration and source conditions for your use.

Drive management software

In Visual facts
Kingston XS1000Kingston SSD Manager (SSD Life Remaining indicator)
Samsung 990 EVO PlusSamsung Magician
Sources
Kingston XS1000

Manufacturer specification · The data sheet names Kingston SSD Manager as the tool that shows SSD Life Remaining for the warranty; check current software support for external drives.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Current feature block lists migration, drive health and firmware updates. Check the current software version and its requirements.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Check the software, operating-system and licence requirements. An available feature does not establish a measured speed improvement or support on every host.

Rated performance and conditions

In Visual facts
Kingston XS1000Up to 1,050 MB/s read; up to 1,000 MB/s write
Samsung 990 EVO PlusUp to 7250 MB/s sequential read; up to 6300 MB/s cached sequential write
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.

Rated sequential read

In Visual facts
Kingston XS10001050 MB/s
Samsung 990 EVO Plus7250 MB/s
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specifications

Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.

Rated sequential write

In Visual facts
Kingston XS10001000 MB/s
Samsung 990 EVO Plus6300 MB/s
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specifications

Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.

Show 6 more verified differences

Warranty terms and endurance if applicable

In Visual facts
Kingston XS10005-year limited warranty with free technical support, or until the SSD Life Remaining wear indicator in Kingston SSD Manager reaches its endurance limit; no TBW figure stated
Samsung 990 EVO Plus5 years or 1200 TB written, whichever comes first; limited-warranty terms apply
Sources
Kingston XS1000

Manufacturer specification · Kingston: limited warranty based on 5 years or 'SSD Life Remaining' (a new drive shows 100; a drive at its program/erase endurance limit shows 1). Full terms at Kingston.com/wa.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)

Check the exact configuration and source conditions for your use.

Earlier USB support

Kingston XS1000USB 3.2 Gen 1
Samsung 990 EVO PlusPCIe Gen 3 x4 and Gen 4 x4
Sources
Kingston XS1000

Manufacturer specification · Kingston advertises backwards compatibility to USB 3.2 Gen 1; its rated speeds need a USB 3.2 Gen 2 host device ('USB 3.2 Gen 2 host device required for optimal speeds').

Kingston XS1000 external SSD — official UK product page (Black and 2TB selected; colour selector maps part numbers)
Samsung 990 EVO Plus

Manufacturer specification · PDF backward compatibility. Host protocol and lane availability still determine actual operation.

Samsung 990 EVO Plus — manufacturer specifications

Check the exact configuration and source conditions for your use.

Operating temperature

Kingston XS10000–40 °C
Samsung 990 EVO Plus0–70 °C
Sources
Kingston XS1000

Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · 0–70 °C is the S.M.A.R.T. operating temperature with airflow recommended, not an independent cooling measurement.

Samsung 990 EVO Plus — manufacturer specifications

Check the exact configuration and source conditions for your use.

Enclosure dimensions

Kingston XS100069.54 × 32.58 × 13.5 mm
Samsung 990 EVO Plus80.15 × 22.15 × 2.38 mm
Sources
Samsung 990 EVO Plus

Samsung lists these as maximum dimensions. This version has no factory heatsink. · Manufacturer specification

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

A size or weight trade-off; it does not establish the better product.

Weight

Kingston XS100028.7 g
Samsung 990 EVO Plus9 g
Sources
Kingston XS1000

Manufacturer specification · Manufacturer weight; Kingston does not say whether it varies by capacity.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
Samsung 990 EVO Plus

Manufacturer specification · UK 2 TB specification maximum, not package mass or a measured sample.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (34)

DRAM cache present

Kingston XS1000Not verified
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung's tables specify HMB and do not state whether onboard DRAM is present. Host memory buffering is not onboard DRAM.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

DRAM cache capacity

Kingston XS1000Not verified
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung does not list an onboard DRAM capacity. Host-memory use and TurboWrite buffer are distinct.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Controller

Kingston XS1000Not verified
Samsung 990 EVO PlusSamsung in-house controller
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Samsung does not give a codename, stepping or process node.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

NAND type

Kingston XS1000Not verified
Samsung 990 EVO PlusSamsung V-NAND TLC
Sources
Kingston XS1000

Kingston lists 3D NAND without stating the cell type · Manufacturer specification

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Encryption

Kingston XS1000Not verified
Samsung 990 EVO PlusAES-256; TCG Opal 2.0; IEEE 1667
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The XS1000 data sheet lists no hardware encryption or password protection.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Listed security capabilities do not mean encryption is enabled or supported by every host.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Included cloning software

Kingston XS1000Not verified
Samsung 990 EVO PlusSamsung Magician data migration
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · The UK feature page advertises data migration through Samsung Magician. Check software version, operating-system support and migration requirements.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Write-buffer technology

Kingston XS1000Not verified
Samsung 990 EVO PlusIntelligent TurboWrite 2.0
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer write caching is active for peak claims. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rated random read

Kingston XS1000Not verified
Samsung 990 EVO Plus1000000 IOPS
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claim, 4 KB QD32 (thread count not stated). IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Rated random write

Kingston XS1000Not verified
Samsung 990 EVO Plus1350000 IOPS
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claim, 4 KB QD32 (thread count not stated). IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published endurance rating (TBW)

Kingston XS1000Not verified
Samsung 990 EVO Plus1200 TB
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The data sheet ties the warranty to the SSD Life Remaining wear indicator and publishes no TBW figure.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Warranty write threshold for this capacity; not a guaranteed failure point.

Samsung 990 EVO Plus — manufacturer specificationsSamsung internal SSD limited warranty

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Compatibility

Kingston XS1000Windows 11 and 10, macOS 10.15.x or later, Linux 4.4.x or later, ChromeOS, Android and iOS/iPadOS 13 or later
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

Manufacturer specification · Kingston: compatibility may vary and largely depends on the host software and hardware. The UK product page also says it is compatible with the latest iOS devices, Android platforms and gaming consoles, under the same compatibility footnote.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD — official UK product page (Black and 2TB selected; colour selector maps part numbers)
Samsung 990 EVO Plus

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Device sleep support

Kingston XS1000Not verified
Samsung 990 EVO PlusYes
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · The UK page supports device sleep. Host support is required; device sleep is not the same as Modern Standby and gives no battery-life figure.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Drop resistance

Kingston XS1000Not verified
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The XS1000 data sheet publishes no drop, water or dust rating.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Garbage collection

Kingston XS1000Not verified
Samsung 990 EVO PlusYes
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Internal function, not a measured performance uplift.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Humidity range

Kingston XS1000Not verified
Samsung 990 EVO Plus5–95%
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer specifies non-condensing conditions. This environmental range is not waterproofing or an IP rating.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Included cables

Kingston XS1000USB Type-C (drive) to USB Type-A (host) cable, 12 in; USB Type-A to USB Type-C adapter
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

Manufacturer specification · Kingston's 'Includes' list. For Android/iOS/iPadOS devices an additional OTG cable, not supplied by Kingston, may be required.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Installation kit included

Kingston XS1000Not verified
Samsung 990 EVO PlusNo
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · UK page says installation kit not available; no supplied screw or host heatsink is assumed.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Modern Standby support

Kingston XS1000Not verified
Samsung 990 EVO PlusNot verified
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung does not state Modern Standby support; device sleep is a separate feature.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Manufacturer MTBF rating

Kingston XS1000Not verified
Samsung 990 EVO Plus1,500,000 hours
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Published power conditions

Kingston XS1000Not verified
Samsung 990 EVO Plus4.6 W active read; 4.2 W active write; 60 mW PS3 idle; 5 mW PS4 sleep
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · 2 TB column. Active IOmeter power test uses Ryzen 5 7600 / ASUS ProArt X670E-CREATOR WIFI STCOM / Windows 10 Pro; PDF states 32 GB DDR5-3200. This differs from the speed test. Idle requires APST and sleep is L1.2. These are not a constant everyday load.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Non-operating shock rating

Kingston XS1000Not verified
Samsung 990 EVO Plus1500 G; 0.5 ms; three axes
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer non-operating claim, not a device drop test.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

S.M.A.R.T. support

Kingston XS1000Not verified
Samsung 990 EVO PlusYes
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Allowable supply voltage

Kingston XS1000Not verified
Samsung 990 EVO Plus3.3 V ±5%
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Product voltage range. Check the host slot is compatible.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Thermal design

Kingston XS1000Not verified
Samsung 990 EVO PlusNickel-coated controller
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Official feature block describes the nickel-coated controller. Samsung's 73% MB/s-per-watt figure is a marketing comparison, not a measured saving for this 2 TB drive.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

TRIM support

Kingston XS1000Not verified
Samsung 990 EVO PlusYes
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer requires operating-system support; the enclosure/host path must also support it.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Non-operating vibration rating

Kingston XS1000Not verified
Samsung 990 EVO Plus20 G; 20–2000 Hz
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer test range; results from different test protocols are not directly comparable.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Manufacturer application scope

Kingston XS1000Not verified
Samsung 990 EVO PlusClient PCs
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer application class; no enterprise or console installation guarantee.

Samsung 990 EVO Plus — manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

World Wide Name support

Kingston XS1000Not verified
Samsung 990 EVO PlusNo
Sources
Kingston XS1000

No source recorded for this side.

Samsung 990 EVO Plus

Manufacturer specification · Product page states WWN is not supported.

Samsung 990 EVO Plus exact UK 2 TB specifications and features

Evidence is missing or conflicting on at least one side. This is not a verified difference.

3 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Kingston XS1000

What it brings

  • At 69.54 × 32.58 × 13.5 mm and 28.7 g, it is small and light for a 2 TB portable drive.
    Manufacturer source Manufacturer source
  • Kingston lists support for Windows 11 and 10, macOS 10.15.x or later, Linux 4.4.x or later, ChromeOS, Android and iOS/iPadOS 13 or later, and includes a USB-C to USB-A cable plus a USB-A to USB-C adapter.
    Manufacturer source
  • The limited warranty runs 5 years with free technical support, ending earlier only if the SSD Life Remaining wear indicator reaches its endurance limit.
    Manufacturer source Manufacturer source

What to check

  • Rated speeds need a USB 3.2 Gen 2 host, and Kingston publishes no sustained-write figure.
    Manufacturer source
  • The data sheet lists no hardware encryption, password protection, drop rating or water/dust rating, and gives no TBW figure.
    Manufacturer source
  • The operating range is 0–40 °C, and Android, iOS or iPadOS devices may need an extra OTG cable that Kingston does not supply.
    Manufacturer source

Samsung 990 EVO Plus

What it brings

What to check

COMPARE THE DETAILS

Full specifications

How we verify
49 of 49 specifications Sources in each row
Source-backed specifications for Kingston XS1000 and Samsung 990 EVO Plus
SpecificationKingston XS1000Samsung 990 EVO Plus
Capacity
Sources
Kingston XS1000

Manufacturer specification · Listed capacity; Kingston notes some of it is used for formatting and other functions and is not available for data storage.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Decimal capacity; formatted usable space is lower.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
2000 GB2000 GB
SSD / HDD
Sources
SSDSSD
Interface and versionDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston lists USB 3.2 Gen 2; the included cable is USB Type-C at the drive end and USB Type-A at the host end, with a USB Type-A to USB Type-C adapter. Kingston does not state a link rate in Gbps on the data sheet.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
USB 3.2 Gen 2; USB Type-C on the drivePCIe 4.0 x4 or PCIe 5.0 x2; NVMe
Earlier USB supportDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston advertises backwards compatibility to USB 3.2 Gen 1; its rated speeds need a USB 3.2 Gen 2 host device ('USB 3.2 Gen 2 host device required for optimal speeds').

Kingston XS1000 external SSD — official UK product page (Black and 2TB selected; colour selector maps part numbers)
Samsung 990 EVO Plus

Manufacturer specification · PDF backward compatibility. Host protocol and lane availability still determine actual operation.

Samsung 990 EVO Plus — manufacturer specifications
USB 3.2 Gen 1PCIe Gen 3 x4 and Gen 4 x4
Form factorDifferent
Sources
Kingston XS1000

Manufacturer specification · External USB portable SSD in a pocket-sized enclosure.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
PortableM.2 2280
Enclosure dimensionsDifferent
Sources
Samsung 990 EVO Plus

Samsung lists these as maximum dimensions. This version has no factory heatsink. · Manufacturer specification

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
69.54 × 32.58 × 13.5 mm80.15 × 22.15 × 2.38 mm
WeightDifferent
Sources
Kingston XS1000

Manufacturer specification · Manufacturer weight; Kingston does not say whether it varies by capacity.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
Samsung 990 EVO Plus

Manufacturer specification · UK 2 TB specification maximum, not package mass or a measured sample.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
28.7 g9 g
Thermal design
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Official feature block describes the nickel-coated controller. Samsung's 73% MB/s-per-watt figure is a marketing comparison, not a measured saving for this 2 TB drive.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNickel-coated controller
Factory heatsink
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · This bare module has no factory heatsink. A thermal label is not an enclosure.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNo
Rated performance and conditionsDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Up to 1,050 MB/s read; up to 1,000 MB/s writeUp to 7250 MB/s sequential read; up to 6300 MB/s cached sequential write
Rated sequential readDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specifications
1050 MB/s7250 MB/s
Rated sequential writeDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston: based on internal testing; speed may vary due to host hardware, software and usage. A USB 3.2 Gen 2 host device is required for optimal speeds. No sustained-write figure is published.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.

Samsung 990 EVO Plus — manufacturer specifications
1000 MB/s6300 MB/s
Rated random read
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claim, 4 KB QD32 (thread count not stated). IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not provided1000000 IOPS
Rated random write
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer up-to claim, 4 KB QD32 (thread count not stated). IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not provided1350000 IOPS
NAND type
Sources
Kingston XS1000

Kingston lists 3D NAND without stating the cell type · Manufacturer specification

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Not listed by the manufacturerSamsung V-NAND TLC
Cache arrangement
Sources
Kingston XS1000

No source recorded.

Not providedHost Memory Buffer (HMB)
Controller
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Samsung does not give a codename, stepping or process node.

Samsung 990 EVO Plus — manufacturer specifications
Not providedSamsung in-house controller
Write-buffer technology
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer write caching is active for peak claims. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedIntelligent TurboWrite 2.0
Warranty terms and endurance if applicableDifferent
Sources
Kingston XS1000

Manufacturer specification · Kingston: limited warranty based on 5 years or 'SSD Life Remaining' (a new drive shows 100; a drive at its program/erase endurance limit shows 1). Full terms at Kingston.com/wa.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD data sheet (US, Kingston Technology Corporation)
5-year limited warranty with free technical support, or until the SSD Life Remaining wear indicator in Kingston SSD Manager reaches its endurance limit; no TBW figure stated5 years or 1200 TB written, whichever comes first; limited-warranty terms apply
Limited warranty time
Sources
Kingston XS1000

Manufacturer specification · Maximum time term; coverage can end earlier when the SSD Life Remaining wear indicator reaches its endurance limit. Eligibility and full terms apply.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply.

Samsung 990 EVO Plus — manufacturer specificationsSamsung internal SSD limited warranty
5 years5 years
Published endurance rating (TBW)
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The data sheet ties the warranty to the SSD Life Remaining wear indicator and publishes no TBW figure.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Warranty write threshold for this capacity; not a guaranteed failure point.

Samsung 990 EVO Plus — manufacturer specificationsSamsung internal SSD limited warranty
Not listed by the manufacturer1200 TB
Manufacturer application scope
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer application class; no enterprise or console installation guarantee.

Samsung 990 EVO Plus — manufacturer specifications
Not providedClient PCs
Manufacturer MTBF rating
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time.

Samsung 990 EVO Plus — manufacturer specifications
Not provided1,500,000 hours
Drive management softwareDifferent
Sources
Kingston XS1000

Manufacturer specification · The data sheet names Kingston SSD Manager as the tool that shows SSD Life Remaining for the warranty; check current software support for external drives.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Current feature block lists migration, drive health and firmware updates. Check the current software version and its requirements.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Kingston SSD Manager (SSD Life Remaining indicator)Samsung Magician
Encryption
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The XS1000 data sheet lists no hardware encryption or password protection.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Listed security capabilities do not mean encryption is enabled or supported by every host.

Samsung 990 EVO Plus — manufacturer specifications
Not listed by the manufacturerAES-256; TCG Opal 2.0; IEEE 1667
TRIM support
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer requires operating-system support; the enclosure/host path must also support it.

Samsung 990 EVO Plus — manufacturer specifications
Not providedYes
S.M.A.R.T. support
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee.

Samsung 990 EVO Plus — manufacturer specifications
Not providedYes
Garbage collection
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Internal function, not a measured performance uplift.

Samsung 990 EVO Plus — manufacturer specifications
Not providedYes
Installation kit included
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · UK page says installation kit not available; no supplied screw or host heatsink is assumed.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNo
World Wide Name support
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Product page states WWN is not supported.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNo
Device sleep support
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · The UK page supports device sleep. Host support is required; device sleep is not the same as Modern Standby and gives no battery-life figure.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedYes
Included cloning software
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · The UK feature page advertises data migration through Samsung Magician. Check software version, operating-system support and migration requirements.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedSamsung Magician data migration
Operating temperatureDifferent
Sources
Kingston XS1000

Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · 0–70 °C is the S.M.A.R.T. operating temperature with airflow recommended, not an independent cooling measurement.

Samsung 990 EVO Plus — manufacturer specifications
0–40 °C0–70 °C
Storage temperatureDifferent
Sources
Kingston XS1000

Manufacturer specification · Non-operating range, distinct from operation.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

Manufacturer specification · Non-operating range, distinct from operation.

Samsung 990 EVO Plus — manufacturer specifications
−20–85 °C−40–85 °C
Published power conditions
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · 2 TB column. Active IOmeter power test uses Ryzen 5 7600 / ASUS ProArt X670E-CREATOR WIFI STCOM / Windows 10 Pro; PDF states 32 GB DDR5-3200. This differs from the speed test. Idle requires APST and sleep is L1.2. These are not a constant everyday load.

Samsung 990 EVO Plus — manufacturer specifications
Not provided4.6 W active read; 4.2 W active write; 60 mW PS3 idle; 5 mW PS4 sleep
Humidity range
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer specifies non-condensing conditions. This environmental range is not waterproofing or an IP rating.

Samsung 990 EVO Plus — manufacturer specifications
Not provided5–95%
Non-operating shock rating
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer non-operating claim, not a device drop test.

Samsung 990 EVO Plus — manufacturer specifications
Not provided1500 G; 0.5 ms; three axes
Non-operating vibration rating
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Manufacturer test range; results from different test protocols are not directly comparable.

Samsung 990 EVO Plus — manufacturer specifications
Not provided20 G; 20–2000 Hz
Allowable supply voltage
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Manufacturer specification · Product voltage range. Check the host slot is compatible.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not provided3.3 V ±5%
Casing material
Sources
Samsung 990 EVO Plus

No source recorded.

Metal and plasticNot provided
Included cables
Sources
Kingston XS1000

Manufacturer specification · Kingston's 'Includes' list. For Android/iOS/iPadOS devices an additional OTG cable, not supplied by Kingston, may be required.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

No source recorded.

USB Type-C (drive) to USB Type-A (host) cable, 12 in; USB Type-A to USB Type-C adapterNot provided
Compatibility
Sources
Kingston XS1000

Manufacturer specification · Kingston: compatibility may vary and largely depends on the host software and hardware. The UK product page also says it is compatible with the latest iOS devices, Android platforms and gaming consoles, under the same compatibility footnote.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)Kingston XS1000 external SSD — official UK product page (Black and 2TB selected; colour selector maps part numbers)
Samsung 990 EVO Plus

No source recorded.

Windows 11 and 10, macOS 10.15.x or later, Linux 4.4.x or later, ChromeOS, Android and iOS/iPadOS 13 or laterNot provided
NVMe interface protocol version
Sources
Kingston XS1000

No source recorded.

Not provided2.0
Show unverified (6)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.
Specifications without verified values for either product
Drop resistance
Sources
Kingston XS1000

Kingston does not state this for this model. · Manufacturer specification · The XS1000 data sheet publishes no drop, water or dust rating.

Kingston XS1000 external SSD data sheet (English, Kingston Technology Europe)
Samsung 990 EVO Plus

No source recorded.

Not listed by the manufacturerNot provided
Rated random read, QD1
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung's 2 TB page and PDF do not list QD1 results.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNot listed by the manufacturer
Rated random write, QD1
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung's 2 TB page and PDF do not list QD1 results.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNot listed by the manufacturer
DRAM cache present
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung's tables specify HMB and do not state whether onboard DRAM is present. Host memory buffering is not onboard DRAM.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNot listed by the manufacturer
DRAM cache capacity
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung does not list an onboard DRAM capacity. Host-memory use and TurboWrite buffer are distinct.

Samsung 990 EVO Plus — manufacturer specificationsSamsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNot listed by the manufacturer
Modern Standby support
Sources
Kingston XS1000

No source recorded.

Samsung 990 EVO Plus

Samsung does not state this for this model. · Manufacturer specification · Samsung does not state Modern Standby support; device sleep is a separate feature.

Samsung 990 EVO Plus exact UK 2 TB specifications and features
Not providedNot listed by the manufacturer
First product manufacturer sourceSecond product manufacturer source
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Kingston Dual Portable SSD 2 TB in a red casing with its USB Type-A and USB Type-C connectors exposed

Kingston Dual Portable SSD

Storage capacity
2 TB
Warranty term
5 years
Capacity
2000 GB
Prices & product profile

Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.