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Random freezes, missing sound and display glitches usually trace back to one bad driver. Find and replace yours safely.Free scan · under a minuteNot necessarily. If your cloud plan already gives you enough space, convenient access and sharing, and the protection you need, a NAS is optional. It makes more sense when you want a local, centralized place for files or backups, or a hybrid arrangement that keeps a local copy while also using cloud storage. A NAS adds hardware, configuration and upkeep—and a device kept at home is not an off-site backup.
What a NAS adds beyond a cloud plan
A network-attached storage device, or NAS, is a device connected to your home network that centralizes files and backup data for access by other devices on that network. Instead of treating each computer or phone as a separate place to keep files, a NAS can serve as a shared storage location. QNAP describes scheduled backups from a NAS and the ability to mount existing public cloud storage on it.
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That is a different arrangement from a cloud storage account. Cloud files live on a provider’s infrastructure and are reached through the service; a home NAS keeps data on hardware at your location. Some NAS systems also provide remote access, but the underlying storage remains in the home unless you send a copy elsewhere.
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1Repair Windows errors before they cause bigger problems2Scan for outdated or missing drivers - takes under a minute3Clear out junk files and repair common Windows errorsThe practical question is not whether a NAS is categorically better than cloud storage. It is whether having local, centralized storage solves a problem your current plan does not. If it does not, buying and maintaining another device may add work without improving your routine.
#1 Best Overall
- Entry-level NAS Personal Storage：UGREEN NAS DH2300 is your first and best NAS made easy. It is designed for beginners who want a simple, private way to store videos, photos and personal files, which is intuitive for users moving from cloud storage or external drives and move away from scattered date across devices. This entry-level NAS 2-bay perfect for personal entertainment, photo storage, and easy data backup (doesn't support Docker or virtual machines).
- Set Your Devices Free, Expand Your Digital World: This unified storage hub supports massive capacity up to 64TB.*Storage drives not included. Stop Deleting, Start Storing. You can store 22 million 3MB images, or 2 million 30MB songs, or 43K 1.5GB movies or 67 million 1MB documents! UGREEN NAS is a better way to free up storage across all your devices such as phones, computers, tablets and also does automatic backups across devices regardless of the operating system—Window, iOS, Android or macOS.
- The Smarter Long-term Way to Store: Unlike cloud storage with recurring monthly fees, a UGREEN NAS enclosure requires only a one-time purchase for long-term use. For example, you only need to pay $459.98 for a NAS, while for cloud storage, you need to pay $719.88 per year, $2,159.64 for 3 years, $3,599.40 for 5 years. You will save $6,738.82 over 10 years with UGREEN NAS! *NAS cost based on DH2300 + 12TB HDD; cloud cost based on 12TB plan (e.g. $59.99/month).
- Blazing Speed, Minimal Power: Equipped with a high-performance processor, 1GbE port, and 4GB RAM on Board, this NAS handles multiple tasks with ease. File transfers reach up to 125MB/s—a 1GB file takes only 8 seconds. Don't let slow clouds hold you back; they often need over 100 seconds for the same task. The difference is clear.
- Let AI Better Organize Your Memories: UGREEN NAS uses AI to tag faces, locations, texts, and objects—so you can effortlessly find any photo by searching for who or what's in it in seconds. It also automatically finds and deletes similar or duplicate photo, backs up live photos and allows you to share them with your friends or family with just one tap. Everything stays effortlessly organized, powered by intelligent tagging and recognition.
When your existing cloud storage is enough
Keep using your current plan if it already handles the jobs you actually need: capacity for your files, access from your devices, sharing, and an adequate way to recover from data loss. Compare against the service you pay for—not a generic idea of what cloud storage can or cannot do. Plans and account features differ, so check the terms and recovery options for your own account.
- Your files fit: Your current capacity meets present needs and expected growth, without a recurring scramble to remove or relocate files.
- Your usual workflow works: You can reach and share files in the way you need, without wanting a local network storage location.
- You prefer a managed service: You do not want to select compatible hardware, configure a device or take responsibility for keeping it working.
- Your protection arrangement is clear: You know what the cloud account does to preserve or restore files, rather than assuming that paying for storage automatically covers every recovery need.
If those conditions describe you, the NAS is not a required next step. The phrase “cloud storage” covers different services and plan features; check your actual account before treating it as either a complete backup system or an inadequate one.
Rank #2
- 【Advanced Home Data & Media Hub】For advanced home users who need phone backup, file storage, and centralized data management. Centralize family photos, 4K videos, movies, computer backups, and personal files in one place while running multiple apps for home entertainment and everyday data management. Suitable for households with growing digital libraries and multiple NAS use cases.
- 【Built for Creators, Media Servers & Advanced Apps】Powered by the Intel N100 Quad-Core CPU, 8GB DDR5 RAM, 2.5GbE networking, and dual M.2 NVMe slots, DXP2800 handles large files and heavier workloads with ease. Run Docker, virtual machines, and media server applications compatible with Plex—ideal for content creators, tech enthusiasts, and advanced home users managing 4K videos, RAW photos, personal media libraries, and multiple NAS apps.
- 【Up to 80TB for Growing Digital Libraries】 Supports up to 80TB of storage using two HDD bays and two M.2 NVMe SSD slots for family photos, movies, RAW photos, 4K videos, work files, and device backups. AI photo management supports recognition of people, objects, scenes, and locations, album organization, and duplicate photo detection. HDDs and SSDs are not included.
- 【AI-powered Home Surveillance】Turn DXP2800 into a centralized home surveillance hub by connecting compatible network cameras and storing recordings locally on your NAS. AI-powered features include Face Recognition, People Detection, and Pet Detection, helping advanced home users review important events more efficiently while managing home surveillance and personal data in one place.
- 【One data Center Across Your Devices】Keep files from desktops, laptops, phones, tablets, and other devices together instead of scattered across cloud accounts and external drives. Access, back up, organize, and share data across Windows, macOS, Android, iOS, web browsers, and compatible smart TVs—ideal for creators and advanced home users working across multiple devices.
When a NAS can be worth owning
A NAS is worth considering when local access and centralized storage matter enough to justify owning a device. For example, you may want household devices on the network to work with a common storage location, or you may want backups scheduled to a device you control at home. A NAS can also be part of a hybrid setup: QNAP documents mounting public cloud storage, and Synology documents sending NAS backups to its C2 service and other public cloud services.
These are capabilities, not a guarantee that every NAS or cloud plan supports the same workflow. Check the selected enclosure’s functions and compatibility, and confirm that the cloud service and account you plan to use are supported. Vendor pages describe their own products; they are not independent comparisons of all NAS systems, cloud providers, security or total ownership cost.
Rank #3
- 【Reliable External Storage System for Individuals and business】The 3.5 hard drive enclosure supports 2.5/3.5 inches HDD and SSD, max capacity up to 20TB for each hard drive, it's a ideal external hard drive enclosure for personal or enterprise using.Save space on your desktop or laptop.
- 【No heat】The sata enclosure built in Aluminum-Alloy materials and 2 inch Fan.Maximize the security of your data.Fan noise is around 40-50 decibels, not recommended if you are very sensitive to noise.
- 【Up to 5Gbps】This dual bay enclosure equips with advanced chips and USB 3.0 output interface.Transfer 1G files in 3-5 seconds with USB 3.0 Ports, which is 10 times faster than USB 2.0.
- 【Hot Swappable Convenience】The HDD enclosure supports hot swapping, allowing users to replace hard drives without powering off the device. This feature enhances convenience and efficiency in data transfer processes.
- 【Tool-Free Installation】Featuring a tool-free hard drive tray design, the external hard drive enclosure enables easy installation and removal of hard drives without requiring additional tools. Plug and play! No fuss, no muss!
Local capacity without the same recurring storage-fee model
Synology presents a home NAS as a way to add local storage without the same recurring storage-fee model as a cloud plan. That does not make the storage free. You buy an enclosure and compatible drives, and you take on electricity use, future drive replacement or expansion, configuration time and any off-site backup you choose to add. Synology says its home NAS devices and expansion units support HDDs and SSDs; compatibility depends on the particular enclosure.
The useful comparison is your actual cloud plan against the equipment and ongoing responsibilities you would actually take on. There is no neutral break-even period or comparable household total-cost figure established here, so a universal claim such as “a NAS pays for itself after a certain number of years” would be misleading. Your expected capacity, plan, hardware choices and willingness to manage the device all change the calculation.
Rank #4
- High Speed Data Transmission: The D2-320 hard drive enclosure (a DAS, NOT a NAS) adopts USB 3.2 Gen2 protocol for high-speed data transmission up to 10Gbps. With 2 hard drives in RAID 0, the read/write speed can reach up to 521MB/s (SATA III HDD 8TB x 2). With 2 SSD's in RAID 0, the read speed can reach 1075MB/s (SATA III 1TB SSD x 2)
- Multiple RAID Configurations: The D2-320 is a hardware RAID enclosure and it supports RAID 0, RAID 1, JBOD and SINGLE which can better satisfy various demands of users. In RAID 1, data will be in a mirror backup. When there is a damaged hard drive, you can directly replace the hard drive, and the data will be recovered automatically. This provides an absolute security for the data
- Super-Large Storage Capacity: The D2-320 USB storage enclosure can support up to two 3.5" and 2.5" SATA HDD, as well as 2.5" SATA SSD, with a maximum capacity of 22TB per drive, providing users with up to 44TB (22TB x 2) of storage space
- Intelligent Temperature Control: The D2-320 HDD enclosure has an intelligent temperature-controlled and low-noise fan that automatically adjusts its speed based on the temperature of the hard disk. This feature ensures that the hard disk operates at its best temperature and provides better heat dissipation
- Tool-Free Hard Drive Installation: The D2-320 external hard drive enclosure features a tool-free hard drive tray design that allows for easy installation and removal of hard drives without the need for any tools. Furthermore, the D2-320 incorporates a brand new Push-lock unique design from TerraMaster, which automatically locks the hard drive tray when you insert the hard drive, preventing the hard drive from falling out or disconnecting
Remote access when you are away from home
At least some vendor NAS systems offer remote access. Synology describes QuickConnect as a way to access its systems from devices and browsers without setting up port forwarding and firewalls. That is a vendor’s description of its feature, not an independent assessment of its security, speed or reliability. If remote access is central to your decision, verify the exact system’s setup and security options and compare its everyday workflow with the cloud service you already use.
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Why a home NAS is not an off-site backup
A NAS can store files and receive backups, but a device in the same home remains exposed to loss of that location’s equipment. A fire, natural disaster or theft that affects the home can take the NAS and other local copies together. Synology’s backup guidance identifies off-site cloud storage as one way to add protection against that kind of loss.
Best Value
- High-Speed Data Transmission: The D4-320 hard drive enclosure (a DAS, NOT a NAS) utilizes the USB 3.2 Gen2 protocol, achieving high-speed data transmission of up to 10Gbps. When equipped with four hard drives, the actual read/write speed can reach up to 1,016 MB/s (combined read/write with four SATA III HDDs of 8TB each). With just one SSD installed, the read speed effortlessly reaches 510 MB/s (SATA III 1TB SSD). The D4-320 supports a single HDD up to 30TB, with a total capacity of 120TB, and is compatible with various hard drives, including 3.5-inch SATA hard drives, 2.5-inch SATA hard drives, and 2.5-inch SATA SSDs
- Plug-and-Play Compatibility: The D4-320 USB storage supports 4 individual disks (NO RAID function), and is plug-and-play, eliminating the need for drivers. It is highly compatible with MAC, Windows, and Linux operating systems. The USB Type-C interface supports various computer interfaces, including USB 3.0, USB 3.1, USB 3.2, Thunderbolt 3, and Thunderbolt 4
- Hot Swappable Convenience: The D4-320 HDD enclosure supports hot swapping, allowing users to replace hard disks without powering off the device. This feature enhances convenience and efficiency in data transfer processes
- Tool-Free Hard Drive Management: Featuring a tool-free hard drive tray design, the D4-320 external HDD enclosure enables easy installation and removal of hard drives without requiring additional tools. Furthermore, the D4-320 incorporates TerraMaster's unique Push-lock design, automatically securing the hard drive tray upon insertion, preventing the hard drive from falling out or disconnecting
- Efficient Heat Dissipation and Quieter Operation: The D4-320 direct attached storage incorporates an intelligent temperature-controlled fan for optimal heat dissipation. Additionally, specialized sound-absorbing panels and vibration damping measures contribute to a quieter operation, with noise levels reduced by up to 50% compared to the previous generation. In standby mode, the noise level drops below 21 dB(A), creating a remarkably quiet user environment
For important files, think in terms of where recoverable copies are located, not just how many copies exist. A second copy on a different device in the same place can help with some problems, but it does not provide geographic separation. If a NAS is part of your plan, decide whether you also need an off-site copy, and confirm that the backup actually includes the files you care about.
This distinction matters when someone says they still have to pay for cloud backup after buying a NAS. That can be a rational hybrid arrangement: the NAS provides local storage, while an off-site service protects against a loss affecting the home. The NAS does not automatically replace that separate protection.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Compare the choices against your actual needs
| Decision | Cloud storage | Home NAS | What to check |
|---|---|---|---|
| Where files are stored | On a provider’s remote infrastructure | On a device on your home network; some systems also offer remote access | Whether you need files available locally, remotely, or both |
| Setup and upkeep | The provider manages the storage service | You acquire and manage hardware and its configuration | Whether you want responsibility for a device and its ongoing care |
| Capacity and cost | Recurring capacity depends on your plan | Upfront enclosure and drive costs; supported drives and expansion can adjust capacity | Your plan, expected growth, hardware costs and likely future needs |
| Access and sharing | Your existing service may already meet these needs | Vendor features may provide remote access and file sharing | The actual service and device workflow, not just feature labels |
| Protection from loss at home | Depends on the provider and your account and backup arrangements | A NAS at home remains exposed to loss of equipment at that location | Whether important data also has a separate off-site copy |
| Hybrid use | Your existing account remains available | A NAS may mount cloud storage or send backups to cloud | Whether local access and off-site resilience are both worth the cost and setup |
A practical decision process
- Write down what is not working. Is the problem insufficient capacity, difficulty sharing, a need for local access, or concern about recovery after data loss? If your current service already meets the need, a NAS may not solve anything important.
- Check your existing plan and account. Confirm its capacity, access and sharing workflows, and what recovery or backup protections are actually included. Do not infer these features from the words “cloud storage.”
- Decide whether local storage is valuable to you. Consider whether you want a shared device on your network and are prepared to configure and maintain it. If all you want is the same access your cloud service already provides, local hardware may be unnecessary.
- Estimate the full ownership commitment. Include the enclosure, compatible HDDs or SSDs, electricity, replacement or expansion, your time, and any off-site backup. Compare that with the recurring price and capacity of your actual plan; do not rely on an assumed universal savings point.
- Map the locations of your copies. Identify which files would be on the NAS, which would remain in cloud storage, and whether a copy would still be available if the home and its equipment were lost. Add an off-site copy where the files warrant it.
- Verify the intended workflow before buying. Check enclosure compatibility, the specific remote-access and sharing features, and support for the cloud service or backup destination you intend to use. A capability described for one vendor’s products should not be presumed for every NAS.
Common mistakes to avoid
- Buying a NAS just because cloud storage has a monthly fee: The comparison omits the enclosure, drives, electricity, maintenance, expansion and off-site protection. Work from your actual costs rather than a generic break-even claim.
- Assuming all cloud plans do the same thing: Storage capacity, access and recovery arrangements depend on the specific service and account. Check yours before deciding it is enough—or not enough.
- Treating a local backup as disaster protection: Copies at the same home can be lost together. Keep a separate off-site copy for data that must survive a loss of the location.
- Assuming a feature exists on every device: Cloud mounting, scheduled backups, remote access and drive compatibility are product-specific. Confirm the exact enclosure and services you plan to use.
- Overlooking the time commitment: The sources do not quantify setup or upkeep time. Be honest about whether managing hardware and its configuration is a job you want, rather than treating the NAS as a maintenance-free replacement for a service.
Choose the arrangement that fits
Stay with cloud storage if it already meets your capacity, access, sharing and recovery needs and you do not want to manage local hardware. Consider a NAS when centralized local storage or a local backup destination solves a real problem and you accept the device’s cost and upkeep. Use both when you value local access but also want an off-site copy; that combination is not redundant in purpose, because a home device and a remote copy address different locations of risk.
Quick Recap
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