CrucialCT120BX100SSD1
CrucialCT525MX300SSD1

Controller: Silicon Motion SM2246EN. Flash Memory: Micron 16nm MLC. Release date: Q1 2015.

Controller: Marvell 88SS1074. Flash Memory: Micron 3D TLC. Release date: Q2 2016.

Real World Speed
Performance profile from 47,517 user samples
3,516 User Benchmarks
Best Bench: 89% 59GB free
Worst Bench: 55% 21GB free (System drive)
Poor: 55% Great: 89%
SPEED RANK: 471st / 1003
44,001 User Benchmarks
Best Bench: 100% 489GB free
Worst Bench: 64% 78GB free (System drive)
Poor: 64% Great: 100%
SPEED RANK: 292nd / 1003
Effective Speed
Effective SSD Speed
76.1 % 87.2 % Slightly faster effective speed.
+15%
Read
Avg. Sequential Read Speed
471 MB/s Faster read speed.
+18%
399 MB/s
Write
Avg. Sequential Write Speed
181 MB/s 404 MB/s Hugely faster write speed.
+123%
4K Read
Avg. 4K Random Read Speed
26.4 MB/s Slightly faster random read.
+7%
24.7 MB/s
4K Write
Avg. 4K Random Write Speed
78.4 MB/s 91.2 MB/s Faster random write.
+16%
Mixed
Avg. Sequential Mixed IO Speed
220 MB/s 349 MB/s Much faster mixed IO speed.
+59%
4K Mixed
Avg. 4K Random Mixed IO Speed
34.3 MB/s 36.2 MB/s Slightly faster random mixed IO.
+6%
SusWrite
Avg. Sustained Write Speed
155 MB/s 289 MB/s Hugely faster sustained write speed.
+86%
Read
Peak Sequential Read Speed
514 MB/s Faster peak read speed.
+17%
438 MB/s
Write
Peak Sequential Write Speed
189 MB/s 482 MB/s Hugely faster peak write speed.
+155%
4K Read
Peak 4K Random Read Speed
31.2 MB/s Slightly faster peak random read.
+9%
28.5 MB/s
4K Write
Peak 4K Random Write Speed
111 MB/s 121 MB/s Slightly faster peak random write.
+9%
Mixed
Peak Sequential Mixed IO Speed
246 MB/s 390 MB/s Much faster peak mixed IO speed.
+59%
4K Mixed
Peak 4K Random Mixed IO Speed
42.7 MB/s 42.8 MB/s +0%
SusWrite
Peak Sequential Sustained Write 60s Average
186 MB/s 335 MB/s Hugely faster peak sustained write speed.
+80%
Market Share
Based on 15,782,351 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.02 % 0.32 % Insanely higher market share.
+1,500%
Value
Value For Money
55.1 % 100 % Hugely better value.
+82%
User Rating
UBM User Rating
56 % 65 % More popular.
+16%
Price
Price (score)
$70 Much cheaper.
+58%
$165
Age
Newest
54 Months 37 Months Much more recent.
+31%
DQ Read
Peak 4K-64Thread Read Speed
263 MB/s 352 MB/s Much faster peak deep queue read.
+34%
DQ Write
Peak 4K-64Thread Write Speed
190 MB/s 328 MB/s Much faster peak deep queue write.
+73%
AS-SSD Total
AS-SSD Total Score
838 Pts 1,150 Pts Much stronger server IO.
+37%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
174 MB/s 330 MB/s Hugely faster peak deep queue mixed IO.
+90%
ADQ Read
Avg. 4K-64Thread Read Speed
240 MB/s 303 MB/s Faster deep queue read.
+26%
ADQ Write
Avg. 4K-64Thread Write Speed
173 MB/s 274 MB/s Much faster deep queue write.
+58%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
152 MB/s 274 MB/s Hugely faster deep queue mixed IO.
+80%
Capacity
Capacity
120GB 525GB
Solid State Drive Rankings (Price vs Performance) July 2019 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.
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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $248Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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