Average Bench: 53.7% (676th of 927)

Based on 24,741 user benchmarks.  Model: KINGSTON SUV400S37120G

Average average bench

The Kingston SSDNow UV400 120GB averaged 46.3% 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 Random Read Speed 23.7MB/s
Avg. Sequential Read Speed 453MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow UV400 120GB is 21.4%. 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 8.64MB/s

Average Bench

(Based on 24,741 samples)
Min Avg Max
350 Read 453 480
165 Write 185 200
152 Mixed 202 226
61.2% 280 MB/s
Min Avg Max
15.3 4K Read 23.7 30.1
20 4K Write 38.1 53.7
4.71 4K Mixed 8.64 11.3
67.1% 23.5 MB/s
Min Avg Max
19.9 DQ Read 140 283
28.2 DQ Write 88.6 145
4.99 DQ Mixed 16.1 27.8
38.4% 81.5 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
11GB free
Firmware: 0C3J96R9 Max speed: SATA 3.0 600 MB/s
Read 463
Write 198
Mixed 217
64% 293 MB/s
4K Read 28.7
4K Write 41.8
4K Mixed 10.7
79% 27 MB/s
DQ Read 223
DQ Write 142
DQ Mixed 20.1
59% 128 MB/s
49GB free
Firmware: 0C3J96R9 Max speed: SATA 3.0 600 MB/s
Read 470
Write 190
Mixed 221
64% 294 MB/s
4K Read 23.4
4K Write 48.4
4K Mixed 8.93
73% 26.9 MB/s
DQ Read 275
DQ Write 138
DQ Mixed 24.4
67% 146 MB/s
20GB free
Firmware: 0C3K87RA Max speed: SATA 3.0 600 MB/s
Read 467
Write 188
Mixed 215
63% 290 MB/s
4K Read 29.4
4K Write 47.5
4K Mixed 9.36
82% 28.7 MB/s
DQ Read 30.1
DQ Write 54.3
DQ Mixed 22.6
23% 35.7 MB/s
24,741 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 6,826,064 SSDs tested.


EbayUS $483 mins
AmazonUS $5217 mins
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Typical SSDNow UV400 120GB Builds (Compare 4,657 builds) See popular component choices, score breakdowns and rankings.
Gaming 39%
Jet ski
Desktop 56%
Workstation 31%
Sail boat

Motherboard: Asus H110M-K

EDIT WITH CUSTOM PC BUILDER Value: 74% - 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 (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) May 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 - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.


927 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 $447Samsung 850 Evo 250GB $95
AMD Ryzen 5 1600 $172Nvidia GTX 1060-6GB $280Samsung 850 Evo 500GB $136
Intel Core i7-7700K $285AMD RX 480 $300Samsung 850 Pro 256GB $163
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $180SanDisk Extreme 64GB $41
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $961SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Extreme 16GB $20
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