Best-Selling Internal Hard Drives of 2026

The 3.5in and 2.5in drives that go inside a desktop, a NAS or a games console — bought by the people doing the upgrading themselves.

External Hard Drives All Hard Drives

By year: All time 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016

#1 — Seagate 2TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate 2TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate

#2 — Seagate 1TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate 1TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate

4 · 8,854 reviews

#3 — Seagate 6TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate 6TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate

#4 — Seagate 4TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate 4TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate

#5 — Seagate 30TB IronWolf Pro Internal NAS Hard Drive | SATA (ST3...

Seagate 30TB IronWolf Pro Internal NAS Hard Drive | SATA (ST3...

Seagate

#6 — Seagate 4TB IronWolf Pro Internal NAS Hard Drive | SATA (ST40...

Seagate 4TB IronWolf Pro Internal NAS Hard Drive | SATA (ST40...

Seagate

#7 — Seagate 12TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate 12TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate

#8 — Seagate 8TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate 8TB IronWolf Internal NAS Hard Drive | SATA 6 Gb/s (S...

Seagate

#9 — Seagate 28TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate 28TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate

#10 — Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate

#11 — Seagate 32TB IronWolf Pro Internal NAS Hard Drive | SATA (ST3...

Seagate 32TB IronWolf Pro Internal NAS Hard Drive | SATA (ST3...

Seagate

#12 — Seagate 24TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate 24TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate

#13 — Seagate 16TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate 16TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate

#14 — Seagate Skyhawk, 3TB, Video Internal Hard Drive, 3.5", SATA, ...

Seagate Skyhawk, 3TB, Video Internal Hard Drive, 3.5", SATA, ...

Seagate

4 · 3,255 reviews

#15 — Seagate 4TB SkyHawk Internal Surveillance Drive | SATA 6 Gb/s...

Seagate 4TB SkyHawk Internal Surveillance Drive | SATA 6 Gb/s...

Seagate

#16 — Seagate SkyHawk 8TB, Video Internal Hard HDD, 3.5", SATA 6Gb/...

Seagate SkyHawk 8TB, Video Internal Hard HDD, 3.5", SATA 6Gb/...

Seagate

#17 — Seagate 2TB SkyHawk Internal Surveillance Drive | SATA (ST200...

Seagate 2TB SkyHawk Internal Surveillance Drive | SATA (ST200...

Seagate

#18 — Seagate 6TB SkyHawk Internal Surveillance Drive | SATA (ST600...

Seagate 6TB SkyHawk Internal Surveillance Drive | SATA (ST600...

Seagate

#19 — Seagate 12TB ST12000DM0007 BarraCuda Pro 3.5" 7200 RPM Intern...

Seagate 12TB ST12000DM0007 BarraCuda Pro 3.5" 7200 RPM Intern...

Seagate

#20 — Seagate Barracuda Pro - 8TB internal hard drive Silver,ST8000...

Seagate Barracuda Pro - 8TB internal hard drive Silver,ST8000...

Seagate

4 · 53,860 reviews

#21 — Seagate BarraCuda Pro 1 TB Internal Hard Drive Performance HD...

Seagate BarraCuda Pro 1 TB Internal Hard Drive Performance HD...

Seagate

#22 — Seagate BarraCuda Pro 4 TB Internal Hard Drive Performance HD...

Seagate BarraCuda Pro 4 TB Internal Hard Drive Performance HD...

Seagate

4 · 396 reviews

#23 — Seagate BarraCuda Pro 2 TB Internal Hard Drive Performance HD...

Seagate BarraCuda Pro 2 TB Internal Hard Drive Performance HD...

Seagate

4 · 47,055 reviews

#24 — Seagate BarraCuda 500 GB Internal Hard Drive HDD ? 2.5 Inch S...

Seagate BarraCuda 500 GB Internal Hard Drive HDD ? 2.5 Inch S...

Seagate

#25 — Seagate BarraCuda Pro 6 TB Internal Hard Drive Performance HD...

Seagate BarraCuda Pro 6 TB Internal Hard Drive Performance HD...

Seagate

#26 — Seagate BarraCuda Pro 10 TB Internal Hard Drive Performance H...

Seagate BarraCuda Pro 10 TB Internal Hard Drive Performance H...

Seagate

#27 — Seagate BarraCuda 3 TB Internal Hard Drive HDD – 3.5 Inch SAT...

Seagate BarraCuda 3 TB Internal Hard Drive HDD – 3.5 Inch SAT...

Seagate

#28 — Toshiba MQ01ABD100 1TB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm Inte...

Toshiba MQ01ABD100 1TB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm Inte...

Toshiba

#29 — Toshiba MQ01ABD050 500GB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm In...

Toshiba MQ01ABD050 500GB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm In...

Toshiba

#30 — Toshiba MQ01ABB200 2TB SATA 3.0GB/s 5400RPM 2.5 Inch 15mm Int...

Toshiba MQ01ABB200 2TB SATA 3.0GB/s 5400RPM 2.5 Inch 15mm Int...

Toshiba

3 · 29 reviews

#31 — Toshiba MQ01ABD032 320GB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm In...

Toshiba MQ01ABD032 320GB SATA 3GB/s 5400RPM 2.5 Inch 9.5mm In...

Toshiba

#32 — Western Digital AV-GP - 1TB Desktop SATA Hard Drive - OEM

Western Digital AV-GP - 1TB Desktop SATA Hard Drive - OEM

Western Digital

#33 — Seagate BarraCuda 2TB, Internal Hard Drive, 2.5 Inch , SATA, ...

Seagate BarraCuda 2TB, Internal Hard Drive, 2.5 Inch , SATA, ...

Seagate

#34 — WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

Western Digital

#35 — WD Red Plus 6TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

WD Red Plus 6TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

Western Digital

#36 — Seagate 4TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST40...

Seagate 4TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST40...

Seagate

#37 — WD Red Plus 12TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

WD Red Plus 12TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

Western Digital

#38 — Seagate 8TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST80...

Seagate 8TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST80...

Seagate

#39 — WD Red Plus 8TB NAS 3.5" Internal Hard Drive - 5640 RPM Class...

WD Red Plus 8TB NAS 3.5" Internal Hard Drive - 5640 RPM Class...

Western Digital

#40 — Seagate ST2000VM003 Pipeline HD 2 TB 3.5-Inch Internal Hard D...

Seagate ST2000VM003 Pipeline HD 2 TB 3.5-Inch Internal Hard D...

Seagate

#41 — Seagate 6TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST60...

Seagate 6TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST60...

Seagate

#42 — WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

Western Digital

#43 — Seagate BarraCuda 1TB, Internal Hard Drive, 2.5 Inch , SATA, ...

Seagate BarraCuda 1TB, Internal Hard Drive, 2.5 Inch , SATA, ...

Seagate

#44 — WD Purple 2TB Surveillance 3.5" Internal Hard Drive, AllFrame...

WD Purple 2TB Surveillance 3.5" Internal Hard Drive, AllFrame...

Western Digital

#45 — WD Purple 3TB Surveillance 3.5" Internal Hard Drive, AllFrame...

WD Purple 3TB Surveillance 3.5" Internal Hard Drive, AllFrame...

Western Digital

#46 — Seagate 2TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST20...

Seagate 2TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST20...

Seagate

#47 — WD Red Plus 10TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

WD Red Plus 10TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

Western Digital

#48 — Seagate 12TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate 12TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate

#49 — Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate 20TB IronWolf Pro Internal NAS Hard Drive | SATA (ST2...

Seagate

#50 — Seagate 16TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate 16TB IronWolf Pro Internal NAS Hard Drive | SATA (ST1...

Seagate

#51 — WD Purple 4TB Surveillance 3.5" Internal Hard Drive, AllFrame...

WD Purple 4TB Surveillance 3.5" Internal Hard Drive, AllFrame...

Western Digital

#52 — WD Purple 6TB Surveillance 3.5" Internal Hard Drive, AllFrame...

WD Purple 6TB Surveillance 3.5" Internal Hard Drive, AllFrame...

Western Digital

#53 — Samsung Memory MZ-VAP8T0BW 9100 PRO 8TB Internal SSD, PCIe 5....

Samsung Memory MZ-VAP8T0BW 9100 PRO 8TB Internal SSD, PCIe 5....

Samsung

#54 — Seagate IronWolf 4 TB NAS Internal Hard Drive HDD – CMR 3.5 I...

Seagate IronWolf 4 TB NAS Internal Hard Drive HDD – CMR 3.5 I...

Seagate

#55 — Western Digital WD Purple 8TB Surveillance 3.5" Internal Hard...

Western Digital WD Purple 8TB Surveillance 3.5" Internal Hard...

Western Digital

#56 — Seagate IronWolf Pro 8TB NAS Hard Drive 3.5" 7200RPM 256MB Cache

Seagate IronWolf Pro 8TB NAS Hard Drive 3.5" 7200RPM 256MB Cache

Seagate

3 · 3,233 reviews

#57 — Toshiba S300 4TB Internal Surveillance Hard Drive, 3.5’’ SATA...

Toshiba S300 4TB Internal Surveillance Hard Drive, 3.5’’ SATA...

Toshiba

#58 — Toshiba 2TB S300 Surveillance HDD - 3.5' SATA Internal Hard D...

Toshiba 2TB S300 Surveillance HDD - 3.5' SATA Internal Hard D...

Toshiba

#59 — Seagate IronWolf Pro, 6 TB, Enterprise NAS Internal HDD –CMR ...

Seagate IronWolf Pro, 6 TB, Enterprise NAS Internal HDD –CMR ...

Seagate

#60 — Toshiba 1TB S300 Surveillance HDD Bulk

Toshiba 1TB S300 Surveillance HDD Bulk

Toshiba

#61 — Toshiba 10TB S300 Surveillance HDD - 3.5' SATA Internal Hard ...

Toshiba 10TB S300 Surveillance HDD - 3.5' SATA Internal Hard ...

Toshiba

#62 — Toshiba S300 6TB Internal Surveillance Hard Drive, 3.5’’ SATA...

Toshiba S300 6TB Internal Surveillance Hard Drive, 3.5’’ SATA...

Toshiba

#63 — Seagate IronWolf Pro, 2 TB, Enterprise NAS Internal HDD –CMR ...

Seagate IronWolf Pro, 2 TB, Enterprise NAS Internal HDD –CMR ...

Seagate

#64 — WD Red Plus 10TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

WD Red Plus 10TB NAS 3.5" Internal Hard Drive - 7200 RPM, SAT...

Western Digital

#65 — Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch Notebook ...

Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch Notebook ...

Toshiba

#66 — Toshiba 8TB S300 Pro Surveillance HDD - 3.5' SATA Internal Ha...

Toshiba 8TB S300 Pro Surveillance HDD - 3.5' SATA Internal Ha...

Toshiba

#67 — Seagate IronWolf Pro, 10 TB, Enterprise NAS Internal HDD –CMR...

Seagate IronWolf Pro, 10 TB, Enterprise NAS Internal HDD –CMR...

Seagate

#68 — WD Red Plus 2TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

WD Red Plus 2TB NAS 3.5" Internal Hard Drive - 5400 RPM Class...

Western Digital

#69 — Seagate IronWolf, 16 TB, NAS, Internal Hard Drive, CMR, 3.5 I...

Seagate IronWolf, 16 TB, NAS, Internal Hard Drive, CMR, 3.5 I...

Seagate

#70 — Seagate IronWolf ST12000VN0008 - Hard drive - 12 TB - interna...

Seagate IronWolf ST12000VN0008 - Hard drive - 12 TB - interna...

Seagate

#71 — Seagate IronWolf Pro, 4 TB, NAS Internal Hard Drive, CMR 3.5 ...

Seagate IronWolf Pro, 4 TB, NAS Internal Hard Drive, CMR 3.5 ...

Seagate

#72 — Seagate IronWolf Pro, 16 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate IronWolf Pro, 16 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate

#73 — Seagate IronWolf, 6 TB internal Hard Drive, NAS HDD, 3.5 Inch...

Seagate IronWolf, 6 TB internal Hard Drive, NAS HDD, 3.5 Inch...

Seagate

#74 — WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

WD Red Plus 4TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

Western Digital

4 · 309 reviews

#75 — Seagate IronWolf Pro, 14 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate IronWolf Pro, 14 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate

#76 — Seagate FireCuda HDD 4TB, Internal Hard Drive HDD, 3.5 Inch, ...

Seagate FireCuda HDD 4TB, Internal Hard Drive HDD, 3.5 Inch, ...

Seagate

#77 — Seagate IronWolf Pro, 14 TB, Enterprise NAS Internal HDD –CMR...

Seagate IronWolf Pro, 14 TB, Enterprise NAS Internal HDD –CMR...

Seagate

#78 — Seagate IronWolf Pro, 12 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate IronWolf Pro, 12 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate

#79 — Seagate IronWolf Pro 24 TB, NAS Internal Hard Drive, 3.5 Inch...

Seagate IronWolf Pro 24 TB, NAS Internal Hard Drive, 3.5 Inch...

Seagate

#80 — Seagate IronWolf Pro, 10 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate IronWolf Pro, 10 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate

#81 — Seagate IronWolf Pro ST8000NE001 8TB Internal 3.5" SATA 6Gb/s...

Seagate IronWolf Pro ST8000NE001 8TB Internal 3.5" SATA 6Gb/s...

Seagate

#82 — Seagate IronWolf Pro, 6 TB, NAS Internal Hard Drive, CMR 3.5 ...

Seagate IronWolf Pro, 6 TB, NAS Internal Hard Drive, CMR 3.5 ...

Seagate

#83 — Seagate IronWolf Pro, 2TB, Internal Hard Drive, NAS, CMR, 3.5...

Seagate IronWolf Pro, 2TB, Internal Hard Drive, NAS, CMR, 3.5...

Seagate

#84 — Seagate SkyHawk AI 16TB 3.5" SATA 6Gb/s 256MB Cache DVR NVR S...

Seagate SkyHawk AI 16TB 3.5" SATA 6Gb/s 256MB Cache DVR NVR S...

Seagate

4 · 25 reviews

#85 — Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch PS3/PS4 H...

Toshiba 1TB 5400RPM 8MB Cache SATA 3.0Gb/s 2.5 inch PS3/PS4 H...

Toshiba

#86 — SKYHAWK 8TB SURVEILLANCE 3.5IN 5400RPM 6GB/S SATA 256M

SKYHAWK 8TB SURVEILLANCE 3.5IN 5400RPM 6GB/S SATA 256M

Seagate

#87 — Seagate Skyhawk 2 TB, Video Internal Hard HDD – 3.5", SATA 6G...

Seagate Skyhawk 2 TB, Video Internal Hard HDD – 3.5", SATA 6G...

Seagate

#88 — Seagate IronWolf Pro, 20 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate IronWolf Pro, 20 TB, NAS Internal Hard Drive, CMR 3.5...

Seagate

4 · 1,708 reviews

#89 — Seagate SkyHawk, 1 TB, Surveillance Internal Hard Drive HDD –...

Seagate SkyHawk, 1 TB, Surveillance Internal Hard Drive HDD –...

Seagate

#90 — Seagate 1TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST10...

Seagate 1TB BarraCuda Internal Hard Drive | SATA 6 Gb/s (ST10...

Seagate

#91 — Seagate IronWolf, 8 TB, Enterprise Internal NAS HDD – CMR 3.5...

Seagate IronWolf, 8 TB, Enterprise Internal NAS HDD – CMR 3.5...

Seagate

#92 — WD Red Pro 4TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

WD Red Pro 4TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

Western Digital

#93 — WD Red Plus 6TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

WD Red Plus 6TB NAS 3.5" Internal Hard Drive - 5400 RPM, SATA...

Western Digital

#94 — WD Red Pro 24TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

WD Red Pro 24TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

Western Digital

#95 — WD Red Pro 10TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

WD Red Pro 10TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

Western Digital

#96 — WD Red Pro 8TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

WD Red Pro 8TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

Western Digital

#97 — WD Red Pro 14TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

WD Red Pro 14TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

Western Digital

#98 — WD Red Pro 16TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

WD Red Pro 16TB NAS 3.5" Internal Hard Drive - 7200 RPM Class...

Western Digital

#99 — Western digital WD AV-GP - Hard Drive (Serial ATA III, 1000 G...

Western digital WD AV-GP - Hard Drive (Serial ATA III, 1000 G...

Western Digital

#100 — WD Red Pro 6TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

WD Red Pro 6TB NAS 3.5" Internal Hard Drive - 7200 RPM Class,...

Western Digital

The top 100 internal hard drives on Amazon UK in 2026, ranked by average sales rank across the year — so a drive that sold steadily beats one that spiked for a week. See the all-time internal hard drives chart, the other side of the split at external drives in 2026, or every hard drive of 2026.

Internal and external are Amazon’s own classification, not our guess — every drive is filed under one or the other.