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Kingston A400 — Review & Specs | Pricepect | Pricepect

Home Solid State DrivesKingston A400

Kingston A400 — image 1

Kingston

Kingston A400

Expert Review Analysis

The Kingston A400 240GB SSD is a budget‑friendly 2.5" SATA III drive that delivers up to 500 MB/s read and 350 MB/s write speeds, offering roughly a ten‑fold performance boost over traditional HDDs. Its slim 7 mm profile, low power draw, and shock‑resistant design make it ideal for upgrading aging laptops and desktops.

✓ Best for: Budget‑conscious users looking to upgrade aging laptops or desktops with a thin 2.5" SATA drive, especially for OS boot drives, everyday computing, light gaming, and basic multitasking where 240 GB is sufficient.✗ Not ideal for: Power users, content creators, or gamers who require high sustained write speeds, large storage capacities, or enterprise‑grade endurance, as well as anyone needing the longest possible warranty period.

Pros

✓Up to 500 MB/s sequential read and 350 MB/s write speeds delivering up to 10x faster performance than traditional HDDs.
✓Shock‑ and vibration‑resistant design suitable for notebooks and desktops, enhancing reliability.
✓

Price History

Current

$67.00

Average

$26.71

Lowest

$16.49

Highest

$67.00

Price trend (90d):+103.1%

Best Seller Rank History

Now#20Best#19Worst#84 +64

Lower = better sales rank

Rating Trend

Rating4.7/ 5Reviews203,874+388 reviews

Specifications

Connectivity

InterfaceSATA III (6 Gb/s), backward compatible SATA II (3 Gb/s)

Design

ColorBlack

Form Factor2.5" (7 mm height)

Height69.85 mm mm

Width7.11 mm mm

Length100.08 mm mm

General

BrandKingston

ManufacturerKingston Digital, Inc.

ModelSA400S37/240G

Release Date2017-01-03

Warranty3 years

Performance

Sequential Read SpeedUp to 500 MB/s MB/s

Sequential Write SpeedUp to 350 MB/s MB/s

Power

Power Consumption (Idle)0.195 W W

Power Consumption (Average)0.279 W W

Power Consumption (Max Read)0.642 W W

Power Consumption (Max Write)1.535 W W

Storage

Capacity240 GB GB

Environmental

Operating Temperature Range0 °C to 70 °C

Storage Temperature Range-40 °C to 85 °C

Dimensions & Weight

Height2.75 inches

Width0.28 inches

Depth3.94 inches

Weight0.09 pounds

Research Sources

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Featured in Comparisons

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User Reviews

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4.7

(203,733 reviews)

$67.00$88.9925% off

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SA400S37/240GBlack240GB Limited 3 Year

Solid State Drives

Very low power draw (0.195 W idle) and lightweight (41 g), helping extend battery life in laptops.

✓Slim 7 mm 2.5‑inch form factor fits thin laptops and older systems with limited space.

✓Affordable price point makes it a cost‑effective upgrade for budget‑conscious users.

Cons

✗Write speed caps at 350 MB/s, noticeably slower than higher‑capacity A400 models and competing SSDs.
✗Total Bytes Written endurance of only 80 TB may be insufficient for heavy write workloads.
✗Reported MTBF values vary between 1 million and 2 million hours, creating uncertainty about long‑term reliability.
✗Real‑world sustained writes can dip below the advertised 350 MB/s under continuous load.
✗Limited capacity of 240 GB fills quickly for OS, applications, and media files.

From Expert Reviews

Praised by Experts

✓Professional reviewers highlight the SSD’s ability to deliver “incredible boot, loading, and transfer times” with real‑world speeds exceeding 500 MB/s.
✓Editors note the rugged, shock‑resistant construction makes it reliable for notebook upgrades.
✓Reviewers commend the 10x performance boost over HDDs, emphasizing its value for budget upgrades.

Criticized by Experts

✗Reviewers point out the 240 GB model’s write speed is limited to 350 MB/s, lagging behind competing budget SSDs.
✗Editors mention the relatively low 80 TB TBW rating may not suit heavy‑write environments.
✗Professional commentary notes inconsistent MTBF reporting (1‑2 million hours) which raises reliability questions.

From User Reviews

Users Love

✓Users report dramatically faster boot‑ups and system responsiveness compared to their previous HDDs.
✓Customers appreciate the quieter operation and low heat generation during everyday use.
✓Many users find the SSD easy to install, swapping it into laptops without tools.
✓Everyday reviewers frequently mention the “10x faster” experience feels real for daily tasks.

Users Complain About

✗Some users complain the 240 GB capacity fills quickly when installing OS and applications.
✗A few customers note that sustained write performance can drop below the advertised 350 MB/s under load.
✗Occasional reports of the SSD’s endurance feeling limited for power users.

Expert Opinion

Professional reviewers and editors praise the Kingston A400 240GB for its impressive speed uplift over mechanical drives, rugged build quality, and excellent value at a low price. However, they caution that its write speed ceiling, modest 80 TB TBW endurance, and inconsistent MTBF figures make it less suitable for heavy‑write or enterprise scenarios.

What Users Say

Everyday users overwhelmingly appreciate the noticeable boost in boot times, quieter operation, and straightforward installation, often describing the drive as feeling truly ten times faster than their old HDDs. The most common criticisms revolve around the limited 240 GB capacity and occasional dips in sustained write performance.

Common Complaints

Limited 240 GB capacity fills quickly, write speed can fall below 350 MB/s under continuous load, and MTBF figures are inconsistently reported across sources.

How It Compares

vs. Crucial BX500 240GB

Advantages

✓Higher sequential read/write speeds (540/500 MB/s) provide faster data transfers.
✓Slightly lower power consumption during active use.

Disadvantages

✗Lower endurance rating (72 TB TBW) compared to Kingston's 80 TB.
✗Similar weight and form factor offer no packaging advantage.

Choose the BX500 if you need marginally faster speeds and can accept slightly lower endurance; otherwise the A400 remains the more cost‑effective option.

vs. WD Green 240GB

Advantages

✓Higher sequential read/write speeds (545/465 MB/s) than the A400.
✓Competitive pricing for a mainstream SATA SSD.

Disadvantages

✗Significantly lower TBW (40 TB) reduces longevity for write‑intensive tasks.
✗No notable advantage in power efficiency or ruggedness.

The WD Green is suitable for users prioritizing speed over endurance, while the A400 is better for those valuing durability and lower power draw.

vs. Samsung 870 EVO 250GB

Advantages

✓Highest sequential speeds (560/530 MB/s) and longest endurance (150 TB TBW).
✓Extended 5‑year warranty provides greater peace of mind.

Disadvantages

✗Higher maximum write power (4.5 W) increases energy consumption.
✗Premium price makes it less attractive for tight budgets.

Opt for the Samsung 870 EVO if you need top‑tier performance and endurance and are willing to pay more; the Kingston A400 is the better budget choice for basic upgrades.

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