• In Stock
  • Sold by Newegg
  • New
Brands
Show More
Price
Show More
Capacity
Interface
Show More
RPM
Form Factor
Height (maximum)
Show More
Sold by
All Top Brands
Availability
Condition
Useful Links
Customer Ratings
  • Featured Brands

    See Deals from Western DigitalSee Deals from SeagateSee Deals from SAMSUNG

SHOP BY Capacity

Sort By:
View:
Lenovo 00AD075 1.2TB 10000 RPM SAS 6Gb/s 2.5" Hard Drives - Notebooks / Laptops
Quick View
Fujitsu Mhy2250bh 250Gb 5400Rpm 8Mb Buffer 2.5Inch Sata150 7Pin Hard Disk Drive
Quick View
  •  
  • $47.19 
  • Free Shipping
WD Blue 250GB Mobile Hard Disk Drive - 5400 RPM SATA 3 Gb/s 2.5 Inch - WD2500LPVT
Quick View
Used - Like New WD Blue 250GB Mobile Hard Disk Drive - 5400 RPM SATA 3 Gb/s 2.5 Inch - WD2500LPVT
  • Height (maximum): 6.8mm
  • Width (maximum): 69.85mm
  • Length (maximum): 100.2mm
  • Model #: WD2500LPVT
  • $115.16
  •  
  • $35.00 
  • Save: 69%
  • Free Shipping
Seagate Momentus Thin ST320LT020 320GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Refurbished Seagate Momentus Thin ST320LT020 320GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Average Latency: 5.6ms
  • Height (maximum): 7mm
  • Width (maximum): 70.1mm
  • Length (maximum): 100.55mm
  • Model #: ST320LT020
  •  
  • $34.49 
  • Free Shipping
Seagate ST9250410ASG Momentus 7200.4 ST9250410ASG 250 GB Hard Drive - 2.5" Internal - SATA (SATA/300)
Quick View
  •  
  • $64.80 
  • Free Shipping
HGST Travelstar 5K500.B HTE545050B9A300 500 GB 2.5" Internal Hard Drive
Quick View
  •  
  • $48.19 
  • Free Shipping
ASKAsk me
HGST Ultrastar 0B25095 450GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Enterprise Hard Disk Drive Bare Drive
Quick View
HGST Ultrastar 0B25095 450GB 10000 RPM 64MB Cache SAS 6Gb/s 2.5" Enterprise Hard Disk Drive Bare Drive
  • Average Seek Time: 3.7ms
  • Average Latency: 3ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: 0B25095
ASKAsk me
Dell 300 GB 2.5" Internal Hard Drive
Quick View
  •  
  • $155.00 
  • Free Shipping
Dell C975M - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
Quick View
DELL
Dell C975M - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: C975M
HPE 693569-001 300 GB Hard Drive - 2.5" Internal - SAS (6Gb/s SAS)
Quick View
  •  
  • $155.00 
  • Free Shipping
Dell 400-AEEY 600GB 15000 RPM SAS 6Gb/s 2.5" Internal Hard Drive
Quick View
ASKAsk me
HP 507749-001 500Gb 7200Rpm Sata 2.5Inch Midline Hard Disk Drive With Tray
Quick View
  • $338.62
  •  
  • $74.00 
  • Save: 78%
  • Free Shipping
Dell T871K - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
Quick View
DELL
Dell T871K - 300GB 2.5" SAS 10K 6Gb/s HS Hard Drive
  • Usage: Ideal for Servers
  • Model #: T871K
SAMSUNG Spinpoint M6 HM500LI 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
Quick View
SAMSUNG Spinpoint M6 HM500LI 500GB 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5" Notebook Hard Drive Bare Drive
  • Average Seek Time: 12ms
  • Average Latency: 5.6ms
  • Parts: 3 years limited
  • Labor: 3 years limited
  • Model #: HM500LI
  •  
  • $220.19 
  • Free Shipping
FUJITSU Mhw2100Bh 100Gb 5400Rpm 8Mb Buffer Sata 7Pin 2.5Inch Notebook Hard Drive
Quick View
  •  
  • $79.00 
  • Free Shipping
FUJITSU Mhv2160Bt 160Gb 4200Rpm 8Mb Buffer 2.5Inch Sata 7Pin Notebook Hard Drive
Quick View
  •  
  • $155.19 
  • Free Shipping
DELL J084N  146Gb 15000Rpm Sas3Gbits 2.5Inch Form Factor 16Mb Buffer Hard Disk Drive With Tray For Poweredge Server
Quick View
  •  
  • $38.00 
  • Free Shipping
HGST Travelstar 7K750 HTS727550A9E365 500 GB 2.5" Internal Hard Drive
Quick View
  •  
  • $65.00 
  • Free Shipping
Seagate ST9250421ASG 250GB 7200 RPM SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
Quick View
Refurbished Seagate ST9250421ASG 250GB 7200 RPM SATA 3.0Gb/s 2.5" Internal Notebook Hard Drive Bare Drive
  • Height (maximum): 9.5mm
  • Width (maximum): 69.75mm
  • Length (maximum): 100.3mm
  • Parts: 90 days limited
  • Model #: ST9250421ASG
  •  
  • $66.00 
  • Free Shipping
DELL 0Wf12F  1Tb 7200Rpm Sataii 64Mb Buffer 2.5Inch Hard Disk Drive With Tray
Quick View
  •  
  • $64.00 
  • Free Shipping
Dell 400-ATKB 2TB 7200 RPM SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
Quick View
  •  
  • $190.00 
  • Free Shipping

Laptop internal hard drives are the most popular of storage devices for laptops on the market. Hard drives vary in storage capacity, data access speeds and form factors. It is critical to establish basic requirements when considering a hard drive. After all, your laptop’s internal hard drive stores all your information, OS and programs. Whether you are looking to replace the hard drive in your general use or work laptop, Newegg has the right hard drive for you.

Laptop Internal Hard Drives Provide Large Data Storing Capacities

Upgrading or getting a new notebook internal hard disk drive offers you an opportunity to increase your storage, especially if you have been struggling with what you already have. Options available have gone from the norm of 500GB to 1TB of storage. Some units can hold as much as 2TB, 4TB, 5TB and higher storage capacities. Modern disks feature integrated controllers with 64 to 128MB data caches that ensure fast access to stored data. Interfaces like SATA allow data transfer rates of up to 6 gigabits per second, while some models feature SAS, SCSI, or Thunderbolt™ interfaces, which meet specific data transfer requirements.

Achieve Improved Performance and Advanced Storage Management

The internal hard disk drive also affects your laptop’s load times and overall performance. Hard drives are responsible for how fast you sift through files, and copy and paste your data. The drives also manage the loading of programs. Hard drives feature one or more spinning magnetic disks for data storage, and multiple moving heads that transfer information between platters. The rotational speed of the spinning disk reads and logs speeds you achieve in real-time. Most laptop and desktop internal hard drives spin at 5,400 to 7,200 revolutions per minute. Hard drives with 10,000 or 15,000RPMs offer fast performance for programs that work with large files. There is the option of purchasing variable-speed drives that use less energy, with speeds running between 5,400 and 7,200RPMs. High-quality hard drives are suitable for programmers, allowing the loading of complex applications. The Multi-Tier Caching technology simplifies data transfers to save users time for other computing tasks.

Standard Form Factors and Connectors for Easy Installation

A hard disk drive comes in two standard form factors: the 3.5-inch drive and the 2.5-inch drive. These measurements refer to the data platter sizes. The 2.5-inch range is smaller, so they can fit in laptops and small portable enclosures like desktop external hard drives and mobile hard disk drive applications. For example, a notebook internal hard drive is a 2.5-inch drive. These 2.5-inch laptop internal hard drives require less power to spin, drawing power from the laptop without using an external power supply. Portability is another advantage of hard drives, so employees can ship them without worrying. Hard drives also come with one connector built-in.  Since 2007, most laptops use the SATA interface that offers simple configuration. A SATA internal hard disk drive works as an external hard drive using hard drive enclosures. Other drives like Mac hard drives have built-in Thunderbolt connections for high-resolution video streaming.

Bestselling Laptop Internal Hard Drives Reviews:

James M.
4/15/2025 2:41:00 AM
WD Internal Laptop Disk Drive 2TB

“ Competitive price, fast delivery good product. Twice storage over OEM drive for Acer Laptop. ”

WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Internal Notebook Hard Drive
Anonymous
3/16/2024 7:17:29 AM
Good Hard Drive

“ This is easy to install and increase the storage capacity of my laptop. ”

Seagate 2TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" Laptop Internal Hard Drive ST2000LM015
Eric H.
12/17/2023 6:23:25 PM
Reliable

“ Used for computer backup & media storage, on three laptops, nearly 7x24. No issues. ”

Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000
viralkumar p.
6/8/2022 4:28:55 PM
WORKS GREAT

“ -OTHER THEN THICKNESS ITS WORKS PERFACTLY INMY LAPTOP. ”

Seagate 5TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST5000LM000