Average Bench: 63.1% (695th of 1016)

Based on 111,579 user benchmarks.  Models: KINGSTON SA400S37240G, KINGSTON SA400S37240, KINGSTON SA400S3, KINGSTON SA400S37240G, KINGSTON KINGSTON SA400S3

Above average average bench

The Kingston A400 240GB averaged 36.9% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 88.3MB/s
Avg. 4K Random Read Speed 26.6MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Kingston A400 240GB is 57.3%. This is a relatively wide range which indicates that the Kingston A400 240GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 151MB/s
Avg. Sequential Mixed IO Speed 267MB/s
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Average Bench

(Based on 111,579 samples)
Min Avg Max
290 Read 414 507
98.2 Write 291 448
25.9 Mixed 267 424
60.3 SusWrite 151 403
62.5% 281 MB/s
Min Avg Max
14.4 4K Read 26.6 36.4
7.47 4K Write 57.1 105
0.5 4K Mixed 21.5 40.2
98.1% 35.1 MB/s
Min Avg Max
27.4 DQ Read 185 270
7.36 DQ Write 192 342
0.96 DQ Mixed 88.3 209
94.1% 155 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
186GB free (System drive)
Firmware: SBFKB1E1
SusWrite @10s intervals: 265 217 208 213 214 211 MB/s
Read 465
Write 406
Mixed 368
SusWrite 221
82% 365 MB/s
4K Read 34.1
4K Write 83.4
4K Mixed 41.3
149% 52.9 MB/s
DQ Read 244
DQ Write 301
DQ Mixed 201
172% 249 MB/s
163GB free (System drive)
Firmware: SBFK61K1
SusWrite @10s intervals: 354 88 65 66 67 70 MB/s
Read 424
Write 346
Mixed 311
SusWrite 118
67% 300 MB/s
4K Read 29
4K Write 87.4
4K Mixed 31.4
130% 49.3 MB/s
DQ Read 200
DQ Write 318
DQ Mixed 170
154% 229 MB/s
127GB free (System drive)
Firmware: SBFKB1D1
SusWrite @10s intervals: 241 191 188 192 188 188 MB/s
Read 313
Write 238
Mixed 235
SusWrite 198
55% 246 MB/s
4K Read 25.2
4K Write 58.2
4K Mixed 30.3
108% 37.9 MB/s
DQ Read 28.8
DQ Write 69.1
DQ Mixed 36.5
31% 44.8 MB/s
163GB free (System drive)
Firmware: SBFKB1D2
SusWrite @10s intervals: 224 145 151 150 133 151 MB/s
Read 302
Write 192
Mixed 207
SusWrite 159
48% 215 MB/s
4K Read 28
4K Write 47
4K Mixed 24.5
99% 33.2 MB/s
DQ Read 53.9
DQ Write 140
DQ Mixed 172
110% 122 MB/s
111,579 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,680,567 SSDs tested.

 Prices

Approx. $50 @ launch in Jan '17
OutletPCUS $3216 days
EbayUS $3514 mins
AmazonUS $359 mins
Send price feedback
Typical A400 240GB Builds (Compare 26,315 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 55%
Gunboat
Desktop
Desktop 64%
Destroyer
Workstation
Workstation 56%
Gunboat

Motherboard: Gigabyte B450M DS3H - $68

EDIT WITH CUSTOM PC BUILDER Value: 87% - Excellent Total price: $442

Popular A400 240GB compatible motherboards:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) January 2020 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

Controller: Phison PS3111-S11. Flash Memory: Toshiba 15nm TLC

Dramatically improves the responsiveness of your system...

Added 23 months ago.

Excellent (edit your comment) Add link

18 days ago.

Very good, fast and use it as a boot drive and for drivers on extra space.

Info  graphicscardhub.com/...

Recently got this SSD for my laptop and getting around 400 MB/s read and write speeds.


Excellent

7 days ago.

Tested both, this one was way better


Poor

2 months ago.

Great physical size in cases fits just about anywhere cheap fast for price and good capacity. Would recommend.


Poor

7 months ago.

Has a freezing problem and needs firmware updates.


Average

1 month ago.

could have used some DRAM, stutters when booting.


Excellent

11 months ago.

Cheap price, fast read/write speeds, trusted brand name... whats not to like?


Excellent

2 months ago.

Affordable and reliable!


Average

27 days ago.

Quite slow speeds compared to it's other slightly more expensive competition. I can't recommend it. You get what you pay for I suppose.


Your
opinion?
1016 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $43
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $340Samsung 850 Pro 512GB $204
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $643SanDisk Ultra Fit 32GB $16
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