10 Best 4tb Internal Hard Drive of December 2025

• Store more, compute faster, and do it confidently with the proven reliability of BarraCuda internal hard drives
• Build a powerhouse gaming computer or desktop setup with a variety of capacities and form factors
• The go to SATA hard drive solution for nearly every PC application from music to video to photo editing to PC gaming
• Confidently rely on internal hard drive technology backed by 20 years of innovation; Max sustained transfer rate OD(MB/s): 190 MB/s
• Enjoy long term peace of mind with the included 2 year limited warranty

Seagate

• Industry's highest capacity nearline drive - WD RE SATA hard drives are available in capacities 4 TB to suit even the most demanding storage needs
• Highest performance for business-critical applications - WD RE delivers 6 Gb/s transfer rates, sustained sequential data rates of 171 MB/s and high random I/O rates
• Designed for quality and reliability - With a field-tested 1.2 million hour MTBF, this high performance drive delivers the highest level of reliability for 24x7 operation in up to 100% duty cycle applications
• Dual processor - Twice the processing power to maximize performance
• 3 Years Warranty from Reseller

Western Digital

• Built for 24/7 surveillance
• AllFrame technology for better performance
• Designed to support up to 64 HD cameras
• Engineered for compatibility
• 3-year manufacturer's limited warranty

Western Digital

• Desktop performance hard drive
• Performance storage available in up to 10TB capacities
• 2X DRAM cache up to 256 MB for faster read operations
• Designed for creative professionals, gamers and system builders
• 5-year manufacturer's limited warranty

Western Digital

• Reliable everyday computing
• Western Digital quality and reliability
• Free Acronis True Image WD Edition cloning software
• Massive capacity up to 6TB*
• 2-year limited warranty

Western Digital

• Capacity Optimized Enterprise Hard Drive for Bulk-Data Applications, Best-in-class rotational vibration tolerance ensures consistent performance
• 4TB, 128MB Cache, 7200RPM, SATA III 6.0Gb/s - Designed for 24/7/365 Heavy Duty
• Works for Any SATA Server, NAS, RAID, PC/Mac, CCTV DVR, Surveillance System
• Bare Drive Only, Single Pack, (No Screws, Cables or Accessories included) -Friendly Reminder- Please FORMAT HDD on system in order to be detected/shows on system.
• 3 Year Warranty from Reseller, Worry free Return! 100% Full Refund

Seagate

• Seagate Terascale HDD 4TB Capacity
• 5900RPM Rotation Speed, 64MB Buffer Size, 3.5in Internal Hard Drive
• Perfect for NAS Network Storage, RAID Storage System, Surveillance System
• Designed for 24/7, Lower Power Consumption, Heavy Duty & Reliable
• 3 Years Warranty from Reseller

Seagate

• Designed for gaming PC and high-end desktop workstations
• High Performance with 7200 RPM and large cache size
• Massive capacity to accommodate large gaming libraries
• Toshiba's cache technology to deliver high-level performance in real time
• Ramp loading and drive stabilization technologies for reliability
• Includes Toshiba 2 year limited warranty

Toshiba

• IronWolf internal hard drives are the ideal solution for up to 8 bay, multi user NAS environments craving powerhouse performance
• Store more and work faster with a NAS optimized hard drive providing 4TB and cache of up to 64MB
• Purpose built for NAS enclosures, IronWolf delivers less wear and tear, little to no noise/vibration, no lags or down time, increased file sharing performance, and much more
• Easily monitor the health of drives using the integrated IronWolf Health Management system and enjoy long term reliability with 1M hours MTBF
• Five-year limited product warranty protection plan and three year Rescue Data Recovery Services included

Seagate

• Reliable everyday computing
• WD quality and reliability
• Free Acronis True Image WD Edition cloning Software
• Massive capacities up to 6 TB available
• 2 year manufacturer's limited warranty

Western Digital