CrucialCT500BX100SSD1
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 38,905 user samples
4,703 User Benchmarks
Best Bench: 109% 465GB free
Worst Bench: 60% 438GB free (System drive)
Poor: 60% Great: 109%
SPEED RANK: 225th / 980
34,202 User Benchmarks
Best Bench: 99% 61GB free
Worst Bench: 64% 202GB free (System drive)
Poor: 64% Great: 99%
SPEED RANK: 276th / 980
Effective Speed
Effective SSD Speed
90.4 % +4% 86.7 %
Read
Avg. Sequential Read Speed
471 MB/s Faster read speed.
+18%
399 MB/s
Write
Avg. Sequential Write Speed
402 MB/s 404 MB/s +0%
4K Read
Avg. 4K Random Read Speed
26.1 MB/s Slightly faster random read.
+7%
24.3 MB/s
4K Write
Avg. 4K Random Write Speed
81.8 MB/s 90 MB/s Slightly faster random write.
+10%
Mixed
Avg. Sequential Mixed IO Speed
305 MB/s 346 MB/s Slightly faster mixed IO speed.
+13%
4K Mixed
Avg. 4K Random Mixed IO Speed
37 MB/s +4% 35.7 MB/s
SusWrite
Avg. Sustained Write Speed
333 MB/s Faster sustained write speed.
+16%
288 MB/s
Read
Peak Sequential Read Speed
515 MB/s Faster peak read speed.
+18%
436 MB/s
Write
Peak Sequential Write Speed
438 MB/s 480 MB/s Slightly faster peak write speed.
+10%
4K Read
Peak 4K Random Read Speed
31 MB/s Slightly faster peak random read.
+10%
28.2 MB/s
4K Write
Peak 4K Random Write Speed
119 MB/s 121 MB/s +2%
Mixed
Peak Sequential Mixed IO Speed
348 MB/s 388 MB/s Slightly faster peak mixed IO speed.
+11%
4K Mixed
Peak 4K Random Mixed IO Speed
46.4 MB/s Slightly faster peak random mixed IO.
+9%
42.4 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
434 MB/s Much faster peak sustained write speed.
+32%
330 MB/s
Market Share
Based on 11,455,347 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.08 % 0.45 % Hugely higher market share.
+462%
Value
Value For Money
75.8 % 120 % Much better value.
+58%
User Rating
UBM User Rating
64 % 64 %
Price
Price (score)
$240 $129 Much cheaper.
+46%
Age
Newest
48 Months 31 Months Much more recent.
+35%
DQ Read
Peak 4K-64Thread Read Speed
275 MB/s 352 MB/s Faster peak deep queue read.
+28%
DQ Write
Peak 4K-64Thread Write Speed
300 MB/s 327 MB/s Slightly faster peak deep queue write.
+9%
AS-SSD Total
AS-SSD Total Score
1,011 Pts 1148 Pts Slightly stronger server IO.
+14%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
210 MB/s 330 MB/s Much faster peak deep queue mixed IO.
+57%
ADQ Read
Avg. 4K-64Thread Read Speed
245 MB/s 306 MB/s Faster deep queue read.
+25%
ADQ Write
Avg. 4K-64Thread Write Speed
259 MB/s 281 MB/s Slightly faster deep queue write.
+8%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
183 MB/s 282 MB/s Much faster deep queue mixed IO.
+54%
Capacity
Capacity
500GB 525GB
Solid State Drive Rankings (Price vs Performance) January 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 $360Nvidia GTX 1070 $320Samsung 850 Evo 250GB $70
AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $204Samsung 850 Evo 500GB $110
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $105SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $780SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $125SanDisk Extreme 16GB $22
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