The Best External Drive That Can Be Installed Into Laptops

Whether you’re reviving an older laptop that lacks an optical drive or expanding storage beyond the internal SSD, choosing the right external drive can make a significant difference in daily productivity and convenience.

The market offers a wide range of options, from slim DVD burners to high-capacity portable hard drives, each designed to complement specific laptop models and usage patterns.

Our team has analyzed specifications, verified buyer feedback, and expert consensus to bring you a curated selection of external drives that work reliably with modern laptops in 2026.

Below, you’ll find our top picks ranked by our proprietary BP Score, a 0, 10 rating system that synthesizes research and real-world user experiences. Keep reading for detailed buying guidance and answers to common questions about choosing the best external drive that can be installed into laptops.

Best External Drive That Can Be Installed Into Laptops Buying Guide

Type and Compatibility

External drives for laptops fall into two primary categories: optical drives (CD/DVD burners) and storage drives (HDDs and SSDs). Optical drives are essential for reading or writing discs, especially when your laptop lacks a built-in drive.

Many modern ultrabooks have removed optical bay, making an external unit a necessity for installing software, watching movies, or backing up data to discs.

Verify that the drive supports the disc formats you need, DVD-R/DVD+R, dual-layer, DVD-RAM, and CD-R/RW are common.

For storage purposes, portable external hard drives (2.5-inch) are ideal for expanding capacity, while SSDs offer faster data transfers but at a higher cost.

Compatibility with your laptop’s operating system is crucial. Most drives in our list work with Windows and macOS out of the box, but some may require driver downloads or specific file system formats (e.g., exFAT for cross-platform use).

Check the product specifications to ensure it matches your laptop’s USB version and OS version. If you use a thin-and-light Windows ultrabook or a MacBook, look for drives that explicitly state macOS support without extra software.

Connectivity and Port Selection

USB connectivity is the standard for external drives, with USB 3.0 (also labeled as USB 3.1 Gen 1) offering speeds up to 5 Gbps, sufficient for most optical drives and external HDDs.

Many drives also incorporate additional ports, such as extra USB pass-through ports, SD/TF card readers, and even USB-C upstream cables. This versatility can be especially helpful when using a laptop with limited USB ports.

For instance, a drive with two extra USB ports allows you to connect a mouse and a flash drive simultaneously without needing a separate hub.

When choosing a drive, consider the type of USB connector on your laptop. If you have a modern laptop with USB-C Thunderbolt, you might prefer a drive that includes a USB-C cable or a detachable USB-A to USB-C adapter.

Some drives are designed to be plug-and-play, so you can start using them immediately without installing additional software, an important consideration if you value simplicity and speed.

Performance and Speed

For optical drives, read/write speeds are measured in terms of DVD±R, DVD±RW, and CD writing speeds.

Standard external DVD burners typically write DVD+R at 8x or 16x, which translates to about 8 to 15 minutes to burn a full 4.7 GB disc. If you frequently create discs, a faster write speed saves time.

For hard drives, rotation speed (5400 RPM vs. 7200 RPM) affects random access times and sustained transfer rates. Most portable hard drives use 5400 RPM for a balance of performance, power efficiency, and quiet operation.

SSDs, though not present in this roundup of external storage (aside from some hybrid options), offer even faster speeds, but come at a premium per gigabyte.

Real-world performance also depends on the laptop’s USB controller and the file system. For heavy users who regularly transfer large files, a drive with good read/write consistency is recommended.

We evaluated each model against published benchmarks and user-verified speed reports to ensure that all picks deliver reliable day-to-day performance.

Portability and Build Quality

External drives are meant to be carried along with your laptop, so size and durability matter. Slim optical drives measuring around 150 x 140 x 15 mm and weighing under 300 g are easy to slip into a laptop bag.

Hard drives in the 2.5-inch form factor are similarly compact, often weighing less than 200 g. Look for a sturdy casing, metal or reinforced plastic, that can withstand minor bumps and drops.

Some models come with a carrying case or a sleeve, which adds an extra layer of protection during travel.

Cable management is another aspect to consider. Some drives feature a short, tethered USB cable that stores neatly in a recess; others use a separate long cable that can be replaced if lost.

A well-designed cable routing reduces clutter and makes the drive easier to pack. Check user reviews for feedback on durability over time, as cables are often the first component to fail.

Software and Extra Features

Some external drives bundle software for disc burning, backup, or file encryption.

While many users prefer to use native OS tools (like macOS Disk Utility or Windows File Explorer), included software can be useful for tasks like creating audio CDs or incremental backups.

Hard drives may come with a free trial of cloud backup services or backup utilities that automate data protection. Weigh the value of such extras, they can add convenience, but bloatware that is difficult to remove should be avoided.

Additional ports such as SD/TF card readers can make the drive function as a hub, allowing you to transfer photos from a camera or expand storage with a memory card.

This is especially handy for content creators who travel light. Drives with multiple card slots eliminate the need for a separate card reader.

However, these added features may increase the drive’s footprint slightly, so decide which extras are essential for your workflow.

Why You Should Trust Us

BestProducts is an independent review site that evaluates products solely through comprehensive research, not physical product trials. Our team analyzes specifications, aggregates expert review consensus, and scours verified buyer feedback to arrive at an informed recommendation.

Each product in this guide is rated on our 0, 10 BP Score, which reflects its overall performance, value, and reliability within its category.

We do not conduct our own product trials; our evaluations are grounded in research, published data, expert review consensus, and verified buyer feedback. Our reviews are editorial and independent, free from manufacturer influence or paid placement.

As an Amazon Associate, we may earn from qualifying purchases, but this does not affect our scoring or the selection of products.

Final Thoughts

After extensive research, we are confident that the following picks represent the best external drives for laptops available today. Each has earned its spot through strong user ratings, expert approval, and solid performance in its category.

• Best Overall: NOLYTH External CD Drive for Laptop, With a BP Score of 9.9/10, this slim DVD burner offers effortless plug-and-play compatibility with both Windows and macOS, making it an ideal everyday companion for reading and writing discs.
• Best Value: ORIGBELIE External CD DVD Drive, Scoring 9.8/10, this drive delivers a versatile 2‑USB‑port hub plus SD/TF card slots at a very competitive price, perfect for budget-conscious users who need extra connectivity.
• Best Portable Hard Drive: WD 1TB My Passport Portable External Hard Drive, With a BP Score of 9.7/10, this slim 2.5‑inch HDD from Western Digital offers a generous 1 TB capacity, reliable performance, and backup software, making it a trusted choice for expanding laptop storage.
• Best Ultra‑Slim Storage: HWAYO 1TB Portable External Hard Drive, Another BP Score of 9.7/10, this drive stands out for its extremely slim profile and quiet operation, ideal for users who prioritize portability without sacrificing capacity.

Frequently Asked Questions

Can I use an external drive to install software or operating systems on my laptop?

Yes, external drives shown here can be used to install software and even bootable operating systems. For optical drives, you can insert a DVD or CD containing installation files and run the setup directly.

For external hard drives, you can create a bootable USB drive (many portable HDDs work for this) to install Windows or Linux; however, performance will be limited by the USB speed compared to an internal SATA or NVMe drive.

If you plan to use an external drive as a boot device, ensure your laptop supports USB booting in the BIOS/UEFI settings.

How do I know if an external drive is compatible with my laptop?

Most modern external drives use USB 3.0 or USB 2.0 connections, which are backward compatible with virtually all laptops from the last decade. For optical drives, no special drivers are needed for Windows or macOS beyond the built-in ones.

For external hard drives, formatting may be required to work across both platforms (exFAT is recommended). Always check the drive’s listed system requirements before purchasing, especially if you have an older laptop running Windows 7 or an earlier version.

What is the difference between an external CD/DVD drive and an external hard drive?

An external CD/DVD drive reads and writes optical discs (CDs, DVDs, sometimes Blu‑ray), allowing you to play media, install software from discs, or burn data. An external hard drive provides additional storage capacity for files, backups, and applications.

Both connect via USB, but they serve different primary functions. Some users may need one or both, depending on whether they frequently use physical media or simply need extra storage space.

Do external drives require external power?

Most portable external drives for laptops are powered via USB, known as bus-powered. This means they draw all necessary power from your laptop’s USB port, eliminating the need for a separate power adapter.

Some larger external drives (e.g., 3.5‑inch desktop hard drives or high‑power Blu‑ray writers) may require a dedicated power supply, but all products in this roundup are bus-powered for maximum portability.

However, if your laptop’s USB port provides insufficient power (common on older/cheaper models), you might need to use a powered USB hub.

Can I use an external drive with a tablet or smartphone?

Some external drives can be used with tablets or smartphones via On‑The‑Go (OTG) adapters, provided the drive is formatted correctly (exFAT) and the device supports USB‑OTG.

Optical drives typically do not work with mobile devices due to driver limitations. External hard drives may work for accessing media files on Android tablets, but iOS devices have strict file system restrictions.

Check the drive manufacturer’s compatibility notes for device‑specific support.

How long does it take to burn a full DVD on an external DVD burner?

The time required to burn a full 4.7 GB DVD varies by drive and writing speed. A typical external DVD burner writing at 8x speed takes about 8, 10 minutes to complete a single‑layer DVD. Dual‑layer discs (8.5 GB) may take 15, 20 minutes.

Our top‑rated optical drives, such as the NOLYTH and ORIGBELIE, reliably achieve these speeds, as confirmed by user reviews and expert benchmarks.

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