Average Bench: 54.2% (585th of 853)

Based on 8,491 user benchmarks.  Model: KINGSTON SUV400S37120G

Average average bench

The Kingston SSDNow UV400 120GB averaged 45.8% 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 Random Read Speed 24.1MB/s
Avg. Sequential Read Speed 456MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow UV400 120GB is 21.3%. This is a relatively narrow range which indicates that the Kingston SSDNow UV400 120GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 16.1MB/s
Avg. 4K Random Mixed IO Speed 8.78MB/s

Average Bench

(Based on 8,491 samples)
Min Avg Max
377 Read 456 483
167 Write 185 199
136 Mixed 200 226
61.3% 281 MB/s
Min Avg Max
16.2 4K Read 24.1 30.7
19.1 4K Write 38.2 54.4
5.4 4K Mixed 8.78 11.5
68% 23.7 MB/s
Min Avg Max
20.6 DQ Read 144 283
27.3 DQ Write 91.3 146
5.35 DQ Mixed 16.1 27.6
39.4% 83.9 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
13GB free
Firmware: 96R9 Max speed: SATA 3.0 600 MB/s
Read 455
Write 189
Mixed 213
62% 286 MB/s
4K Read 29.8
4K Write 48.9
4K Mixed 7.16
80% 28.6 MB/s
DQ Read 246
DQ Write 123
DQ Mixed 27
62% 132 MB/s
53GB free
Firmware: 0C3J96R9 Max speed: SATA 3.0 600 MB/s
Read 464
Write 188
Mixed 192
61% 281 MB/s
4K Read 26.5
4K Write 41.3
4K Mixed 10.7
76% 26.2 MB/s
DQ Read 282
DQ Write 78.5
DQ Mixed 20.6
57% 127 MB/s
78GB free
Firmware: 0C3J96R9 Max speed: SATA 3.0 600 MB/s
Read 472
Write 190
Mixed 215
64% 292 MB/s
4K Read 25.5
4K Write 41.2
4K Mixed 8.56
72% 25.1 MB/s
DQ Read 26
DQ Write 41.2
DQ Mixed 4.29
12% 23.8 MB/s
83GB free
Firmware: 0C3J96R9 Max speed: SATA 3.0 600 MB/s
Read 460
Write 198
Mixed 181
61% 280 MB/s
4K Read 23.7
4K Write 49.8
4K Mixed 6.37
70% 26.6 MB/s
DQ Read 21.6
DQ Write 34.3
DQ Mixed 22.2
18% 26.1 MB/s
8,491 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,088,444 SSDs tested.


AmazonUS $65.983 days ago.
EbayUS $73.5030 mins ago.
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Typical SSDNow UV400 120GB Builds (Compare 1,720 builds) See popular component choices, score breakdowns and rankings.
Gaming 16%
Desktop 55%
Workstation 29%

Motherboard: Asus H110M-K

EDIT WITH CUSTOM PC BUILDER Value: 71% - Very good Total price: $180

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.

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How it works

  • - Download and run UserBenchMark (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) June 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]



853 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 i7-7700K $307Nvidia GTX 1070 $390Samsung 850 Evo 250GB $100
AMD Ryzen 7 1700 $278AMD RX 480 $608Samsung 850 Pro 256GB $130
Intel Core i5-7600K $225Nvidia GTX 1060-6GB $239Samsung 850 Evo 500GB $160
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $83G.SKILL Trident Z DDR4 3200 C14 4x16GB $696SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46HyperX Fury DDR4 2133 C14 2x8GB $133SanDisk Ultra Fit 32GB $13
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