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Kingston A400

240 GB · 2.5-inch standalone SATA · SA400S37/240G

Capacity: 240 GB
Form factor: 2.5-inch
Interface: SATA 6 Gb/s
Warranty: 3 years

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Closest to the Kingston A400 by stated key specifications first. Closeness is not a ranking; each card lists what differs.

Kingston DC600M

Compared with · Kingston A400

Capacity240 GB → 1920 GB
Warranty3 years → 5 years
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → Up to 560 MB/s sequential read; up to 530 MB/s sequential write; steady-state 4K random 94,000 read / 78,000 write IOPS
Rated sequential read500 MB/s → 560 MB/s
Rated sequential write350 MB/s → 530 MB/s

2 more differences

Published endurance rating (TBW)80 TB → 3504 TB
Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 5-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalised value of 1 in Kingston SSD Manager, whichever occurs first

Same: Form factor 2.5-inch · Interface SATA 6 Gb/s

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Full comparison vs Kingston KC600

More details & evidence

Exact model: 1.92 TB · 2.5-inch SATA · without self-encryption · SEDC600M/1920G

Sources: 29 of 30 specifications cited.

Evidence · Some facts need verification

29/30 listed facts sourced. Checked 28 Sept 2026. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 29
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: None recorded

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

This SEDC600M part has no encryption; TCG Opal 2.0 and AES 256-bit encryption require the separate DC600ME parts.Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)
As a SATA 6 Gb/s drive, rated sequential speeds top out at 560 MB/s read and 530 MB/s write, and Kingston does not name the controller.Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)
Kingston publishes one QoS latency figure covering the 960 GB to 3.84 TB DC600M capacities rather than a 1.92 TB-specific figure, and gives no queue depth for the steady-state IOPS ratings.Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)

Key specification sources

Capacity1920 GB

Evidence & conditions

Manufacturer specification

Listed 1.92 TB capacity; Kingston notes some of it is used for formatting and other functions and is not available for data storage.

Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)

Form factor2.5-inch

Evidence & conditions

Manufacturer specification

Part configuration; physical and electrical compatibility both matter.

Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

Backward compatible with SATA 3 Gb/s; Kingston calls these SATA Rev. 3.0 (6 Gb/s) and SATA Rev. 2.0 (3 Gb/s). · Requires compatible SATA data and power connections; hot-plug capable.

Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (US)

Limited warranty time5 years

Evidence & conditions

Manufacturer specification

Maximum time term; coverage can end earlier at SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalised value of 1 in Kingston SSD Manager. Eligibility and full terms apply.

Kingston DC600M Series 2.5-inch SATA enterprise SSD data sheet (English, Kingston Technology Europe)

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Kingston KC600

Compared with · Kingston A400

Capacity240 GB → 1024 GB
Warranty3 years → 5 years
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → Up to 550 MB/s sequential read; up to 520 MB/s sequential write
Rated sequential read500 MB/s → 550 MB/s
Rated sequential write350 MB/s → 520 MB/s

2 more differences

Published endurance rating (TBW)80 TB → 600 TB
Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 5-year limited warranty with free technical support, or until the SSD Life Remaining wear indicator in Kingston SSD Manager reaches its endurance limit, whichever occurs first

Same: Form factor 2.5-inch · Interface SATA 6 Gb/s

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Full comparison vs Kingston DC600M

More details & evidence

Exact model: 1024 GB · 2.5-inch SATA · SKC600/1024G

Sources: 26 of 26 specifications cited.

Evidence · 100% source coverage

26/26 listed facts sourced. Checked 28 Sept 2026. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 26
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: None recorded

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

As a SATA 6 Gb/s drive, its rated speeds top out at 550 MB/s read and 520 MB/s write.Kingston KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)
Kingston designs it for desktop and notebook workloads and says it is not intended for servers; the 4K IOPS figures are family-wide claims on an 8 GB test partition.Kingston KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)

Key specification sources

Capacity1024 GB

Evidence & conditions

Manufacturer specification

Manufacturer-listed capacity; formatting and reserved functions reduce usable storage.

Kingston KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)

Form factor2.5-inch

Evidence & conditions

Manufacturer specification

Part configuration; the KC600 is also sold in mSATA (SKC600MS), which is a separate configuration.

Kingston KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

Backward compatible with SATA 3 Gb/s; Kingston calls these SATA Rev. 3.0 (6 Gb/s) and SATA Rev. 2.0 (3 Gb/s). · Requires compatible SATA data and power connections.

Kingston KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)Kingston KC600 2.5-inch and mSATA SSD data sheet (US, Kingston Technology Corporation)

Limited warranty time5 years

Evidence & conditions

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 KC600 2.5-inch and mSATA SSD data sheet (English, Kingston Technology Europe)

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Samsung 850 EVO

Compared with · Kingston A400

Capacity240 GB → 250 GB
Warranty3 years → 5 years
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → Up to 540 MB/s sequential read; up to 520 MB/s cached sequential write; 300 MB/s after TurboWrite
Rated sequential read500 MB/s → 540 MB/s
Rated sequential write350 MB/s → 520 MB/s

2 more differences

Published endurance rating (TBW)80 TB → 75 TB
Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 5 years or 75 TB written, whichever comes first; limited-warranty terms apply

Same: Form factor 2.5-inch · Interface SATA 6 Gb/s

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Full comparison vs Samsung 860 EVO

More details & evidence

Exact model: 250 GB · 2.5-inch SATA · MZ-75E250BW

Sources: 45 of 47 specifications cited.

Evidence · Some facts need verification

45/47 listed facts sourced. Checked 28 Sept 2026. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 45
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: None recorded

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

Writes drop from 520 MB/s to 300 MB/s once the TurboWrite cache fills, and the warranty covers only 75 TB written. It needs a 2.5-inch bay with SATA data and power connections.Samsung 850 EVO — manufacturer specifications Samsung 850 EVO — capacity-specific datasheet Samsung consumer SSD limited warranty — model, capacity and first limit

Key specification sources

Capacity250 GB

Evidence & conditions

Manufacturer specification

Decimal capacity; formatting and system use reduce available space.

Samsung 850 EVO — manufacturer specifications Samsung 850 EVO — capacity-specific datasheet

Form factor2.5-inch

Evidence & conditions

Manufacturer specification

Match the physical format and electrical interface to the host.

Samsung 850 EVO — manufacturer specifications Samsung 850 EVO — capacity-specific datasheet

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

Backward compatible with SATA 3 Gb/s and 1.5 Gb/s. · Requires compatible SATA data and power connections; link rate is not an application-performance result.

Samsung 850 EVO — manufacturer specifications Samsung 850 EVO — capacity-specific datasheet

Limited warranty time5 years

Evidence & conditions

Manufacturer specification

Time limit, not predicted lifespan; coverage also ends at the TBW threshold and is subject to full terms.

Samsung 850 EVO — manufacturer specifications Samsung consumer SSD limited warranty — model, capacity and first limit

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Toshiba N300

Compared with · Kingston A400

Capacity240 GB → 8000 GB
Form factor2.5-inch → 3.5-inch
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → Up to 281 MB/s maximum sustained data transfer rate (typical); 7,200 rpm
Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 3-year limited warranty; rated workload up to 180 TB/year

Same: Interface SATA 6 Gb/s · Warranty 3 years

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Full comparison vs Toshiba X300

More details & evidence

Exact model: 8 TB · EMEA retail kit · HDWG780EZSTA

Sources: 26 of 26 specifications cited.

Evidence · 100% source coverage

26/26 listed facts sourced. Checked date unavailable. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 26
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: None recorded

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

The 8 TB model is rated for NAS enclosures of up to 8 bays; Toshiba's 12-bay rating applies only to larger capacities.Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB
Warranty is three years, and the 8 TB MTTF (1,000,000 hours) is lower than the helium models' 1,200,000 hours.Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB
As a 7,200 rpm air-filled drive it draws about 9 W when operating and Toshiba lists 34 dB idle acoustics.Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB
HDWG780EZSTA is the retail number on Toshiba's EMEA product page and data sheet; those sources list no separate US retail number, so the US search also uses this EMEA number.Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB

Key specification sources

Capacity8000 GB

Evidence & conditions

Manufacturer specification

Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB

Form factor3.5-inch

Evidence & conditions

Manufacturer specification

Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

Toshiba states SATA 6.0 Gbit/s.

Toshiba N300 NAS Hard Drive — official product page and part-number range (EMEA)Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB

Warranty (years)3 years

Evidence & conditions

Manufacturer specification

Toshiba N300 NAS Hard Drive datasheet (EN, 05/2026) — per-capacity specification pages including 8 TB

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Toshiba X300

Compared with · Kingston A400

Capacity240 GB → 8000 GB
Form factor2.5-inch → 3.5-inch
Warranty3 years → 2 years
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → 7,200 rpm; 512 MB buffer; 4.17 ms average latency (Toshiba publishes no sustained transfer rate for this model)
Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 2-year limited warranty

Same: Interface SATA 6 Gb/s

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Full comparison vs Toshiba N300

More details & evidence

Exact model: 8 TB · EMEA retail kit · HDWR780EZSTA

Sources: 24 of 25 specifications cited · 1 with conflicting sources, shown as such.

Evidence · Conflicting facts to check

24/25 listed facts sourced. Checked 28 Sept 2026. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 24
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: 1

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

Only a two-year limited warranty and a 600,000-hour MTTF.Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB
No official sustained transfer rate or annual workload rating is published for the X300, which makes like-for-like throughput comparison harder.Toshiba X300 Performance Hard Drive — official product page, part-number range and FAQ (EMEA)Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB
It is a desktop drive: Toshiba does not list NAS bay support or 24/7 operation for it.Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB
HDWR780EZSTA is the retail number on Toshiba's EMEA product page and data sheet; those sources list no separate US retail number, so the US search also uses this EMEA number.Toshiba X300 Performance Hard Drive — official product page, part-number range and FAQ (EMEA)Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB

Key specification sources

Capacity8000 GB

Evidence & conditions

Manufacturer specification

Toshiba X300 Performance Hard Drive — official product page, part-number range and FAQ (EMEA)Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB

Form factor3.5-inch

Evidence & conditions

Manufacturer specification

Toshiba X300 Performance Hard Drive — official product page, part-number range and FAQ (EMEA)Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

Toshiba states SATA 6.0 Gbit/s.

Toshiba X300 Performance Hard Drive — official product page, part-number range and FAQ (EMEA)Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB

Warranty (years)2 years

Evidence & conditions

Manufacturer specification

Toshiba X300 Performance Hard Drive datasheet (EN, 06/2025) — per-capacity pages including 8 TB

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MSI SPATIUM S270

Compared with · Kingston A400

Capacity240 GB → 960 GB
Warranty3 years → 5 years
Rated performance and conditionsUp to 500 MB/s sequential read; up to 350 MB/s sequential write → Up to 500 MB/s sequential read; up to 450 MB/s sequential write
Rated sequential write350 MB/s → 450 MB/s
Published endurance rating (TBW)80 TB → 500 TB

1 more difference

Warranty terms and endurance if applicable3-year conditional limited warranty, or SATA SMART attribute 231 (SSD Wear Indicator) reaching a normalized value of 1 in Kingston SSD Manager, whichever occurs first → 5 years or 500 TB written, whichever comes first; limited-warranty terms apply

Same: Form factor 2.5-inch · Interface SATA 6 Gb/s

Compare side by side

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Full comparison vs MSI SPATIUM M390

More details & evidence

Exact model: 960 GB · 2.5-inch SATA

Sources: 23 of 26 specifications cited.

Evidence · Some facts need verification

23/26 listed facts sourced. Checked date unavailable. This describes source coverage, not product quality or independent testing.

Manufacturer facts: 23
Calculated from sources: 0
Independent measurements: Not available
Owner evidence: Not available
Conflicting facts: None recorded

View the manufacturer source

Region not confirmed

Market details

Specification region not confirmed. UK availability not verified.

The specification region comes from this product’s reviewed variant record. It does not confirm local stock, warranty or delivery.

Check the manufacturer source

We have no current verified retailer listing for this exact variant in United Kingdom. A price you enter does not establish retailer availability.

Before you choose

As a SATA 6 Gb/s drive, its rated speeds top out at 500 MB/s read and 450 MB/s write, and capacities stop at 960 GB.MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)
MSI lists two possible controllers (Phison S11 or S17), no DRAM cache row, no encryption and no NAND cell type.MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)

Key specification sources

Capacity960 GB

Evidence & conditions

Manufacturer specification

Manufacturer-listed capacity; formatting and reserved functions reduce usable storage.

MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)

Form factor2.5-inch

Evidence & conditions

Manufacturer specification

Part configuration; physical and electrical compatibility both matter.

MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)

Interface and versionSATA 6 Gb/s

Evidence & conditions

Manufacturer specification

MSI lists compatibility with SATA III (6 Gb/s), II (3 Gb/s) and I (1.5 Gb/s) hosts. · Requires compatible SATA data and power connections.

MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)

Limited warranty time5 years

Evidence & conditions

Manufacturer specification

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

MSI SPATIUM S270 SATA 2.5-inch data sheet (global, 120 GB to 960 GB)

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