TEST
YOUR HDD
ADD TO PC
BUILD

WD

WD2502ABYS-02B7A0 251GB

▲ 500 ▼

Release date ≤ Q1 2014.

Average Bench: 49.9% (303rd of 1014)

more Based on 1,793 user benchmarks.  Models: WDC WD2502ABYS-02B7A0, WDC WD25 02ABYS-02B7A0, WDC WD25 02ABYS-01B7A, WDC WD25 02ABYS-02B7A, WDC WD2502ABYS-02B7A, WDC WD2502ABYS-0, WDC WD2502ABYS-01B7A0, WDC WD2502ABYS-01B7A, WDC WD25 02ABYS-01B7A0
Poor: 30%Average: 49.9% Great: 64%

Popular builds with this HDD

Below average average bench

The WD WD2502ABYS-02B7A0 251GB averaged 50.0% 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.

Strengths

Avg. 4K Random Mixed IO Speed 0.89MB/s
Avg. 4K Random Write Speed 2.12MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the WD WD2502ABYS-02B7A0 251GB is 33.9%. This is a relatively narrow range which indicates that the WD WD2502ABYS-02B7A0 251GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 59.7MB/s
Avg. Sustained Write Speed 82.7MB/s
ADVERTISEMENT

Average Bench

(Based on 1,793 samples)
Rank 30349.9%
Min Avg Max
47.8 Read 91 114
43.9 Write 88.3 110
37.4 Mixed 59.7 72
37.4 SusWrite 82.7 112
59.2% 80.4 MB/s
Min Avg Max
0.4 4K Read 0.66 0.8
0.9 4K Write 2.12 2.6
0.4 4K Mixed 0.89 1.1
165% 1.22 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
370GB free
Firmware: 02.03B02
SusWrite @10s intervals: 110 110 111 111 111 111 MB/s
65.9% Good
Read 119
Write 126
Mixed 64.9
SusWrite 111
77% 105 MB/s
4K Read 0.6
4K Write 1
4K Mixed 0.8
132% 0.8 MB/s
131GB free (System drive)
Firmware: 02.03B03
SusWrite @10s intervals: 87 93 90 90 92 88 MB/s
57.8% Above average
Read 111
Write 111
Mixed 54.6
SusWrite 90
67% 91.7 MB/s
4K Read 0.7
4K Write 2.1
4K Mixed 0.8
157% 1.2 MB/s
96GB free
Firmware: 02.03B02
SusWrite @10s intervals: 96 95 94 95 94 94 MB/s
57.4% Above average
Read 105
Write 103
Mixed 64.3
SusWrite 94.7
67% 91.7 MB/s
4K Read 0.7
4K Write 2.2
4K Mixed 1
181% 1.3 MB/s
136GB free
Firmware: 02.03B03
SusWrite @10s intervals: 82 83 84 82 83 83 MB/s
50.9% Above average
Read 94.3
Write 93.7
Mixed 63
SusWrite 82.9
62% 83.5 MB/s
4K Read 0.6
4K Write 2.1
4K Mixed 0.9
164% 1.2 MB/s
19GB free
Firmware: 02.03B02
SusWrite @10s intervals: 84 81 81 86 84 82 MB/s
45.8% Average
Read 76.4
Write 74.1
Mixed 55.9
SusWrite 82.9
53% 72.3 MB/s
4K Read 0.7
4K Write 2.2
4K Mixed 1
181% 1.3 MB/s
62GB free
Firmware: 02.03B03
SusWrite @10s intervals: 83 84 83 84 84 84 MB/s
43.4% Average
Read 67.1
Write 65.3
Mixed 50.7
SusWrite 83.5
49% 66.6 MB/s
4K Read 0.8
4K Write 2.3
4K Mixed 1
187% 1.37 MB/s
19GB free
Firmware: 02.03B02
SusWrite @10s intervals: 66 68 67 68 71 71 MB/s
41% Average
Read 74.2
Write 71.8
Mixed 52.4
SusWrite 68.4
49% 66.7 MB/s
4K Read 0.8
4K Write 2
4K Mixed 0.9
170% 1.23 MB/s
1,793 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 53,310,880 HDDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical WD2502ABYS-02B7A0 251GB Builds (Compare 24,222 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 2%
Tree trunk

Disqualified System: bin bin

CPU
Core i7-3770Intel  $297Bench 69%, 278,207 samples2,020x
Core i7-2600Intel  $197Bench 67%, 185,630 samples1,564x
Core i5-3470Intel  $59Bench 63%, 223,595 samples931x
GPU
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 150,891 samples1,322x
SVGA 3DVmwareBench 20%, 11,474 samples1,139x
GTX 1050-TiNvidia  $59Bench 29%, 946,701 samples1,039x
SSD
A400 240GBKingston  $28Bench 66%, 424,288 samples820x
Virtual NVMe Disk 64GBVmwareBench 62%, 2,103 samples455x
A400 480GBKingston  $38Bench 74%, 237,487 samples424x
RAM
2x2GBUnknownBench 20%, 446,702 samples516x
4x2GBUnknownBench 25%, 183,252 samples376x
1x8GBUnknownBench 38%, 168,538 samples297x
EDIT WITH CUSTOM PC BUILDER Value: 64% - Good Total price: $325

Popular WD2502ABYS-02B7A0 251GB systems:

How Fast Is Your HDD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money upgrades.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
Hard Drive Rankings (Price vs Performance) April 2024 HDD Rankings

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. 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 HDDs. [HDrivePro]

ADVERTISEMENT

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.

 Comments

Added n/a ago.
Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 10 years

Speed Comparisons

vs Seagate Barracuda 1TB (2016)
vs WD Blue 1TB (2012)
vs Seagate Barracuda 2TB (2016)
vs Seagate Barracuda 3TB (2016)
vs Seagate Barracuda 7200.14 1TB
vs WD Black 1TB (2013)
vs Seagate Barracuda 4TB (2016)
vs WD Black 2TB (2013)
vs WD Black 6TB (2015)

1014 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different HDDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
What is 4K random write speed?
What is 4K random read speed?
What is AS SSD real world copy speed?
How big is 16GB?
What does MBps mean?
Hard Drives
What is the Hard Drive value for money rating?
What is effective Hard Drive speed?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback