Average Bench: 65.6% (679th of 1026)

Based on 55,223 user benchmarks.  Model: KINGSTON SUV400S37120G

Above average average bench

The Kingston SSDNow UV400 120GB averaged 34.3% 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.


Avg. 4K-64Thread Mixed IO Speed 111MB/s
Avg. 4K Random Read Speed 26.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow UV400 120GB is 35.3%. This is a relatively wide range which indicates that the Kingston SSDNow UV400 120GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 79.8MB/s
Avg. Sequential Mixed IO Speed 185MB/s

Average Bench

(Based on 55,223 samples)
Min Avg Max
316 Read 439 499
286 Write 339 368
91.1 Mixed 185 334
70.2 SusWrite 79.8 86.6
57.8% 261 MB/s
Min Avg Max
15.6 4K Read 26.3 32.7
30.5 4K Write 64.5 94.9
8.55 4K Mixed 29.1 39.7
111% 40 MB/s
Min Avg Max
44.7 DQ Read 259 309
72.5 DQ Write 151 266
33.7 DQ Mixed 111 174
108% 174 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
111GB free
Firmware: 0C3J96R9
SusWrite @10s intervals: 225 64 56 56 55 57 MB/s
Read 492
Write 379
Mixed 348
SusWrite 85.6
73% 326 MB/s
4K Read 31.3
4K Write 89.9
4K Mixed 41.1
148% 54.1 MB/s
DQ Read 313
DQ Write 266
DQ Mixed 108
130% 229 MB/s
25GB free (System drive)
Firmware: 0C3J96R9
SusWrite @10s intervals: 224 67 54 56 49 31 MB/s
Read 481
Write 344
Mixed 323
SusWrite 80
68% 307 MB/s
4K Read 28.8
4K Write 72.9
4K Mixed 36.4
129% 46 MB/s
DQ Read 310
DQ Write 262
DQ Mixed 112
132% 228 MB/s
78GB free (System drive)
Firmware: 0C3J96R9
SusWrite @10s intervals: 231 63 55 57 61 56 MB/s
Read 354
Write 343
Mixed 283
SusWrite 87.1
60% 267 MB/s
4K Read 28.5
4K Write 71.2
4K Mixed 29.8
119% 43.2 MB/s
DQ Read 242
DQ Write 92.4
DQ Mixed 105
94% 146 MB/s
55,223 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 28,430,628 SSDs tested.


AmazonUS $501 hr
EbayUS $5524 mins
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Typical SSDNow UV400 120GB Builds (Compare 13,168 builds) See popular component choices, score breakdowns and rankings.
Gaming 34%
Sail boat
Desktop 62%
Workstation 40%
Speed boat

Motherboard: Asus H110M-K

EDIT WITH CUSTOM PC BUILDER Value: 58% - Above average Total price: $387

Popular SSDNow UV400 120GB 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.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) July 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]


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.


Added n/a ago.


15 months ago.

Great drive for the price still a SSD over a HDD


10 months ago.


1026 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.
Intel Core i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9400F $154Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $365Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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