Average Bench: 65.9% (529th of 955)

Based on 23,709 user benchmarks.  Model: KINGSTON SUV400S37120G

Above average average bench

The Kingston SSDNow UV400 120GB averaged 34.1% 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 108MB/s
Avg. 4K Random Read Speed 26.5MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow UV400 120GB is 35%. This is a relatively narrow range which indicates that the Kingston SSDNow UV400 120GB performs reasonably consistently under varying real world conditions.


Avg. Sustained Write Speed 80.8MB/s
Avg. Sequential Mixed IO Speed 201MB/s

Average Bench

(Based on 23,709 samples)
Min Avg Max
346 Read 443 497
277 Write 336 365
89.6 Mixed 201 328
72.1 SusWrite 80.8 86.5
58.8% 265 MB/s
Min Avg Max
16.9 4K Read 26.5 32.9
32.4 4K Write 66.5 104
7.72 4K Mixed 28.6 41.9
112% 40.5 MB/s
Min Avg Max
31.5 DQ Read 251 308
74.8 DQ Write 157 268
30.6 DQ Mixed 108 175
106% 172 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
27GB free (System drive)
Firmware: 0C3J96R9
SusWrite @10s intervals: 207 69 54 41 46 37 MB/s
Read 460
Write 355
Mixed 308
SusWrite 75.7
67% 300 MB/s
4K Read 29.2
4K Write 67.7
4K Mixed 34.1
124% 43.7 MB/s
DQ Read 302
DQ Write 90.9
DQ Mixed 110
104% 167 MB/s
65GB free (System drive)
Firmware: 0C3J96R9
SusWrite @10s intervals: 205 64 54 64 55 56 MB/s
Read 463
Write 346
Mixed 327
SusWrite 83
68% 305 MB/s
4K Read 25.9
4K Write 54.2
4K Mixed 34.2
112% 38.1 MB/s
DQ Read 291
DQ Write 47.3
DQ Mixed 100
91% 146 MB/s
23,709 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,606,926 SSDs tested.


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Typical SSDNow UV400 120GB Builds (Compare 5,278 builds) See popular component choices, score breakdowns and rankings.
Gaming 38%
Jet ski
Desktop 57%
Workstation 31%
Sail boat

Motherboard: Asus H110M-K

EDIT WITH CUSTOM PC BUILDER Value: 76% - Very good Total price: $303

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 2018 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.


955 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 i7-8700K $320Nvidia GTX 1070 $413Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $150Nvidia GTX 1060-6GB $289Samsung 850 Evo 500GB $120
Intel Core i7-7700K $300AMD RX 480 $280Samsung 850 Pro 256GB $136
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $160SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $945SanDisk Extreme 32GB $46
Seagate Barracuda 2TB (2016) $55HyperX Fury DDR4 2133 C14 2x8GB $219SanDisk Ultra Fit 32GB $12
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