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Best Drives Under $100 (Updated Daily)

Storage upgrades don’t have to be expensive. On this page, you’ll find SSDs and HDDs priced under $100, updated daily to ensure you never miss a bargain. Whether you’re building a budget PC, upgrading an older laptop, or adding extra storage for files, these affordable options strike a balance between cost and performance. We include trusted brands like Crucial, Kingston, and Seagate, with a variety of capacities and interfaces. Easily compare drives by price per terabyte to make sure you’re getting maximum value. Bookmark this page for the latest budget-friendly storage deals that help you save while still boosting performance.

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$ per TB Price Size (TB) Drive Type Interface Brand Condition Source Product (Affiliate Link)
14.17 $85.00 6 HDD Enterprise SAS Seagate Used Ebay Seagate 6TB HDD ST6000NM0034 7.2K 3.5" SAS 12Gb/s (NOT FOR PC - FOR SERVER ONLY)
14.32 $6.99 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MQ01ACF050 500GB 2.5" SATA III HDD 7200RPM Laptop Drive
14.34 $3.50 0.244140625 HDD SATA WD Used Ebay Western Digital WD Caviar SE 250GB 3.5in SATA 7200RPM 8MB WD2500JD
14.62 $58.49 4 HDD Enterprise SAS Dell Used Ebay W5M2R Dell 4TB 7.2K SAS 12Gb/s 3.5in HDD 0W5M2R ST4000NM0295
14.67 $44.00 3 HDD Enterprise SAS Seagate Used Ebay Seagate SAS Hard Drive Exos 7E8 3TB 7200RPM 128MB 12Gb/s 3.5 ST3000NM0035 HDD
14.73 $12.95 0.87890625 HDD Enterprise SAS Seagate Used Ebay Seagate Savvio 10K.5 900GB 10K 2.5" SAS Hard Drive HD ST9900805SS Server Storage
14.99 $14.99 1 HDD Enterprise SAS Seagate Used Ebay Seagate HP Constellation ST31000424SS 1 TB 3.5" SAS 2 Enterprise Drive
15.00 $59.98 4 HDD Enterprise SAS Seagate Used Ebay Seagate 4TB Exos 7E8 ST4000NM011A 12Gbps SAS-3 7200RPM 3.5" Hard Drive HDD
15.00 $29.99 2 HDD Enterprise SAS Dell Used Ebay Dell ST2000NM0155 2TB SAS 12Gbps 7.2K 3.5-inch Enterprise HDD Hard Drive 7RCGV
15.00 $59.98 4 HDD Enterprise SAS Seagate Used Ebay Seagate 4TB Exos 7E8 ST4000NM011A 12Gbps SAS-3 7200RPM 3.5" Hard Drive HDD
15.00 $29.99 2 HDD Enterprise SAS Seagate Used Ebay Seagate ST2000NM0023 00D5315 2TB 7.2K RPM 6Gb/s 3.5" SAS Server Hard Disk Drive
15.00 $44.99 3 HDD SATA Seagate Used Ebay Seagate ST3000DM001 3TB 64MB Cache SATA 6.0Gb/s 3.5” Desktop HDD
15.00 $44.99 3 HDD External USB Seagate Used Ebay Seagate Expansion 3TB Backup Desktop External HDD USB Black 1KBAP2-500 - TESTED
15.00 $44.99 3 HDD SATA Seagate Used Ebay Seagate ST3000DM001 3TB 64MB Cache SATA 6.0Gb/s 3.5” Desktop HDD
15.00 $89.99 6 HDD Enterprise SAS Hitachi Used Ebay HGST HUS726060AL4210 / 0F22790 Ultrastar 7K6000 6Tb 7200RPM SAS 3.5" HDD
15.00 $45.00 3 HDD Enterprise SAS Dell Used Ebay Dell Enterprise Plus 3TB 7.2K SAS 6G 3.5" Hard Drive HDD HUS723030ALS640 56HPY
15.50 $62.00 4 HDD SATA Seagate Used Ebay Seagate Desktop HDD ST4000DM000 4TB 3.5” SATA - TESTED
15.50 $62.00 4 HDD SATA Seagate Used Ebay Seagate Desktop HDD ST4000DM000 4TB 3.5” SATA - TESTED
15.92 $13.99 0.87890625 HDD Enterprise SAS Hitachi Used Ebay HGST HUC109090CSS600 900GB 2.5" 6Gb/s 10K RPM SAS Drive P/N: 0B26018 Tested
15.92 $13.99 0.87890625 HDD Enterprise SAS Hitachi Used Ebay HGST HUC109090CSS600 900GB 2.5" 6Gb/s 10K RPM SAS Drive P/N: 0B26018 Tested
16.00 $16.00 1 HDD SATA Toshiba Used Ebay Toshiba MQ01ABD100 1TB 2.5in SATA 5400RPM 8MB Cache Laptop Internal HDD
16.00 $80.00 5 HDD SATA Seagate Used Ebay Seagate ST5000DM000 5TB SATA 3.5" Internal Desktop Hard Drive HDD
16.00 $16.00 1 HDD SATA Toshiba Used Ebay Toshiba MQ01ABD100 1TB 2.5in SATA 5400RPM 8MB Cache Laptop Internal HDD
16.25 $65.00 4 HDD SATA Dell EMC Used Ebay EMC Isilon 4TB 7.2K 6Gbps 3.5" SATA HDD 118000294 ST4000NM0085
16.25 $65.00 4 HDD SATA Dell EMC Used Ebay EMC Isilon 4TB 7.2K 6Gbps 3.5" SATA HDD 118000294 ST4000NM0085
16.33 $98.00 6 HDD Enterprise SATA Hitachi Used Ebay HGST Ultrastar 6TB SATA 3.5" Enterprise HDD HUS726060ALA640
16.33 $98.00 6 HDD Enterprise SATA Hitachi Used Ebay HGST Ultrastar 6TB SATA 3.5" Enterprise HDD HUS726060ALA640
16.33 $49.00 3 HDD SATA HP Used Ebay HP Proliant 3TB 7.2K 3.5" LFF 6G SATA SC Hard Drive 628061-B21 628182-001
16.38 $8.00 0.48828125 HDD SATA WD Used Ebay Western Digital Blue WD5000AZLX (7200RPM, 3.5", SATA III, 32MB Cache) 500GB
16.38 $8.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba 500GB, Internal, 7200 RPM, 2.5 in (MQ01ACF050) SATA Hard Drive
16.50 $32.99 2 HDD SATA Seagate Used Ebay Seagate Constellation ES 2TB,7200 RPM,3.5 inch (ST32000644NS) SATA
16.50 $16.50 1 HDD SATA WD Used Ebay Western Digital WD Green WD10EZRX 1TB 5400RPM 64MB 3.5" SATA Internal HDD
16.50 $99.00 6 Enterprise SATA Hitachi Used Ebay 6TB SATA HGST 3.5" Enterprise Hard Drive 7.2K RPM 6Gbps 64MB 512n He6 Series
16.50 $16.50 1 HDD SATA WD Used Ebay Western Digital WD Green WD10EZRX 1TB 5400RPM 64MB 3.5" SATA Internal HDD
16.66 $29.99 1.8 HDD Enterprise SAS NetApp Used Ebay NETAPP X343A-R6 1.8TB 10K 12GBPS 2.5 SAS HS HD 108-00433+A4 SP-343A-R6 w/ Sled!
16.66 $49.99 3 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 3TB SATA HDD 7200RPM 100% Health #4G
16.66 $49.99 3 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 3TB SATA HDD 7200RPM 100% Health #4C
16.66 $49.99 3 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 3TB SATA HDD 7200RPM 100% Health #4I
16.67 $20.00 1.2 HDD Enterprise SAS Dell EMC Used Ebay EMC 005050727 1.2TB 10K 6Gbps 2.5" SAS HDD Hard Drive for VMAX 100K 200K VMAX3
16.67 $20.00 1.2 HDD Enterprise SAS Dell EMC Used Ebay EMC 005050727 1.2TB 10K 6Gbps 2.5" SAS HDD Hard Drive for VMAX 100K 200K VMAX3
16.75 $66.99 4 HDD Enterprise SAS Dell Used Ebay DELL DRMYH Constellation ES.3 4TB SAS 7.2K 6Gbp 3.5" HDD ST4000NM0023 9ZM270-157
17.00 $34.00 2 HDD SATA Hitachi Used Ebay HGST HUS724020ALA640 EMC 118000369 0F21872 2TB SATA 7.2k 6Gbs 3.5" HDD
17.00 $34.00 2 HDD SATA Hitachi Used Ebay HGST HUS724020ALA640 EMC 118000369 0F21872 2TB SATA 7.2k 6Gbs 3.5" HDD
17.01 $14.95 0.87890625 HDD Enterprise SAS Dell Used Ebay HGST 900GB 10K 2.5" 12Gbs SAS Hard Drive HUC101890CSS201 Server HP Dell JBOD
17.25 $68.99 4 HDD SATA Hitachi Used Ebay Strong-IT HUS724040ALA640 Hitachi 4TB 3.5" SATA 6GBS 7200RPM HDD
17.25 $68.99 4 HDD SATA Hitachi Used Ebay Strong-IT HUS724040ALA640 Hitachi 4TB 3.5" SATA 6GBS 7200RPM HDD
17.37 $34.73 2 HDD SATA NetApp Used Ebay NetApp 108-00270 X-306A-R5 2TB 7200 RPM SATA 6.0Gb/s 3.5" Server Hard Drive
17.37 $34.73 2 HDD SATA NetApp Used Ebay NetApp 108-00270 X-306A-R5 2TB 7200 RPM SATA 6.0Gb/s 3.5" Server Hard Drive
17.38 $69.50 4 HDD SATA Hitachi Used Ebay HGST HUS726040ALA610 | 0F23090 4TB HDD 7.2K RPM 3.5" SATA w/ Sled MLC: APK907
17.50 $34.99 2 HDD Enterprise SAS Seagate Used Ebay 2TB SAS Seagate Enterprise Capacity 3.5 HDD v5 12Gbps 7.2K RPM Server Hard Drive
17.50 $34.99 2 HDD Enterprise SAS Dell Used Ebay 7WV9W Dell 2TB 6G SAS 7200RPM 3.5" HDD Hard Drive ST2000NM0001 07WV9W TESTED
17.50 $69.99 4 HDD SATA WD Used Ebay WD Gold 4TB Enterprise HDD - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5" - WD4002FYYZ
17.50 $69.99 4 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 4TB SATA HDD 7200RPM 100% Health #4F
17.50 $69.99 4 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 4TB SATA HDD 7200RPM 100% Health #4E
17.50 $69.99 4 HDD SATA Hitachi Used Ebay HGST Ultrastar 7K4000 4TB SATA HDD 7200RPM 100% Health #4D
17.50 $69.99 4 HDD SATA WD Used Ebay WD Gold 4TB Enterprise HDD - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5" - WD4002FYYZ
17.51 $10.26 0.5859375 HDD Enterprise SAS Dell Used Ebay Dell 600GB 10K RPM SAS Internal Desktop Hard Drive HDD 0K1JY9
18.00 $18.00 1 HDD SATA WD Used Ebay Western Digital Caviar Green 1TB WD10EADS 3.5" SATA II HDD WD10EADS-00L5B1
18.29 $21.95 1.2 HDD Enterprise SAS Seagate Used Ebay Seagate 1.2TB 10K 6Gbp/s SAS Hard Drive 2.5" HDD ST1200MM0007 1DA200 Dell / HP
18.29 $21.95 1.2 HDD Enterprise SAS Seagate Used Ebay Seagate 1.2TB 10K 6Gbp/s SAS Hard Drive 2.5" HDD ST1200MM0007 1DA200 Dell / HP
18.33 $54.99 3 HDD SATA WD Used Ebay Western Digital WD30EZRZ-00Z5HB0 Blue 3TB HDD - 3.5"Internal SATA SATA/600
18.33 $54.99 3 HDD SATA Seagate Used Ebay Seagate Constellation ES ST33000650NS 3TB 7200 RPM SATA 6.0Gb/s 3.5" Internal HD
18.33 $54.99 3 HDD SATA WD Used Ebay Western Digital WD30EZRX Green 3TB 5400RPM 64MB SATA 3.5 Hard Drive
18.33 $54.99 3 HDD SATA WD Used Ebay Western Digital WD30EZRZ-00Z5HB0 Blue 3TB HDD - 3.5"Internal SATA SATA/600
18.33 $55.00 3 HDD Enterprise SAS Hitachi New Ebay HGST Ultrastar 3TB 7200RPM 3.5" SAS HDD HUS724030ALS640 0B26886 64MB 0HRS Ent
18.33 $22.00 1.2 HDD Enterprise SAS HP Used Ebay HP EG1200FDNJT HDD 1.2TB SAS 6Gb/s 2.5" 726480-001 512 b/s ,718292-001.
18.41 $8.99 0.48828125 SSD SATA Toshiba Used Ebay Toshiba Mobile Thin 500 GB 2.5 in 7.2K SATA III Hard Drive | MQ01ACF050
18.66 $55.99 3 HDD Enterprise SAS Seagate New Ebay Seagate ST3000NM0023 3TB 7200RPM 6Gb/s SAS 3.5" HDD | Constellation ES.3 | 1 Yr
18.75 $75.00 4 HDD Enterprise SAS Dell Used Ebay Dell 12GYY 4TB SAS 3.5" 7.2K 6G MG03SCA400 HDD
18.99 $18.99 1 HDD SATA Seagate Used Ebay Seagate Barracuda 1TB 7200 RPM SATA 3GB/s 3.5 HDD ST31000528AS 1076
19.00 $37.99 2 Enterprise SATA WD Used Ebay Western Digital Dell WD2003FYYS 2 TB 3.5 in SATA II Enterprise Drive
19.00 $38.00 2 HDD SATA Seagate Used Ebay HP Seagate 2TB 7.2k 3.0 Gb/s SATA 3.5" LFF HDD Hard Disk Drive 575262-001
19.17 $23.00 1.2 HDD Enterprise SAS Dell Used Ebay DELL HUC101212CSS600 HDD 1.2TB SAS 6Gb/s 2.5" T6TWN 512 b/s
19.17 $23.00 1.2 HDD Enterprise SAS Dell Used Ebay Dell RMCP3 1.2TB SAS 10K 6GBPS 2.5" Drive ST1200MM0007 1DA200-150
19.17 $23.00 1.2 HDD Enterprise SAS Dell Used Ebay Dell RMCP3 1.2TB SAS 10K 6GBPS 2.5" Drive ST1200MM0007 1DA200-150
19.33 $16.99 0.87890625 HDD Enterprise SAS Seagate Used Ebay Seagate Dell 900GB 10K RPM 6Gb/s SAS 2.5" Hard Drive HDD ST900MM0006 0GKY31
19.46 $9.50 0.48828125 HDD SATA Seagate Used Ebay Seagate BARRACUDA 500GB Hard Drive 3.5" SATA 7200RPM
19.67 $78.69 4 HDD SATA WD Used Ebay WD 4TB 7200RPM SATA SATA III 3.5" Hard Drive | WD4005FZBX-00K5WB0
19.75 $79.00 4 HDD SATA WD Used Ebay Western Digital WD40PURX 4TB 5.4K RPM 3.5'' SATA Internal HDD - Purple
19.75 $79.00 4 Enterprise SATA Hitachi Used Ebay HGST 4TB 3.5" 4Kn SATA Desktop PC Server NAS JBOD Hard Drive HUS726040ALN610
19.98 $39.95 2 HDD SATA Hitachi Used Ebay HGST HUA723020ALA640 2TB SATA 7.2K HDD Low Hours ~8K POH (Used, Tested)
19.98 $39.95 2 HDD SATA WD Used Ebay WD Black 2TB 7200RPM SATA III 3.5" HDD Tested SMART Healthy Wiped (WD2003FZEX)
19.98 $39.95 2 HDD SATA Hitachi Used Ebay HGST HUA723020ALA640 2TB SATA 7.2K HDD Low Hours ~8K POH (Used, Tested)
19.99 $19.99 1 HDD SATA Toshiba Used Ebay Toshiba MQ02ABD100H Rev: AAT AA10/HKF03M HDKGB27T0A01 T 1TB 2015 2.5" SATA A8-13
20.00 $59.99 3 HDD SATA Seagate Used Ebay Seagate ST3000VX006 SkyHawk 3TB 3.5" SATA AF Internal Hard Drive Used
20.00 $20.00 1 HDD SATA Toshiba For parts or not working Ebay Toshiba DT01ACA100 1 TB 3.5" SATA III 3.5 in Desktop Hard Drive
20.25 $80.99 4 HDD SATA Dell Used Ebay Dell ST4000NM0033 ES.3 4TB 7200RPM 6Gb/s 64MB 3.5" SATA HDD Hard Drive(0THGNN)
20.46 $11.99 0.5859375 HDD Enterprise SAS Dell Used Ebay Dell Enterprise Plus 600GB 10K 6Gbps SAS 2.5'' HDD - 7149N / ST9600205SS W/CADY
20.48 $5.00 0.244140625 HDD SATA WD Used Ebay Western Digital Blue 250GB HDD SATA III 3.5" 7200RPM WD2500AAKX-75U6AA0
20.48 $5.00 0.244140625 HDD SATA WD Used Ebay Western Digital Blue 250GB HDD SATA III 3.5" 7200RPM WD2500AAKX-75U6AA0
20.48 $10.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MQ01ABF050 500GB 2.5in SATA Laptop HDD 5400RPM 8MB Cache
20.48 $10.00 0.48828125 HDD SATA Seagate Used Ebay Seagate ST500LM021 500 GB 7200 RPM 2.5″ SATA 6Gb/s Internal Laptop HDD
20.48 $10.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MK5076GSX ,HDD2J93 500GB SATA 2.5 HDD, Pre-Owned
20.48 $10.00 0.48828125 HDD SATA Seagate Used Ebay Seagate ST500LM021 500 GB 7200 RPM 2.5″ SATA 6Gb/s Internal Laptop HDD
20.48 $5.00 0.244140625 HDD SATA WD Used Ebay Western Digital Blue 250GB HDD SATA III 3.5" 7200RPM WD2500AAKX-75U6AA0
20.48 $10.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MQ01ABF050 500GB 2.5in SATA Laptop HDD 5400RPM 8MB Cache
20.48 $10.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MK5076GSX ,HDD2J93 500GB SATA 2.5 HDD, Pre-Owned
20.48 $10.00 0.48828125 HDD SATA Toshiba Used Ebay Toshiba MK5076GSX ,HDD2J93 500GB SATA 2.5 HDD, Pre-Owned
20.48 $10.00 0.48828125 HDD SATA Seagate Used Ebay Seagate ST500LM021 500 GB 7200 RPM 2.5″ SATA 6Gb/s Internal Laptop HDD
20.79 $24.95 1.2 HDD Enterprise SAS Dell Used Ebay Dell HGST 1.2TB 10K 2.5" SAS SERVER HARD DRIVE R610 R620 R630 R710 R720 R730