10 Best Nas Devices 2025 in the United States

The Synology DS1522+ 5-Bay DiskStation NAS is a robust and feature-rich network attached storage solution. With a total storage capacity of 20TB, spread across five bays with 4TB WD Red Plus drives, it offers ample space for storing large amounts of data. The AMD Ryzen R1600 processor combined with 8GB of RAM ensures efficient performance, capable of handling demanding workloads and supporting multiple concurrent users. This makes it particularly suitable for small to medium-sized businesses or advanced home users who require reliable and fast data access and management.

The device also supports various RAID configurations, which adds an extra layer of data redundancy and protection, crucial for safeguarding important information. Connectivity is well-covered with four RJ-45 1GbE LAN ports, allowing for fast and secure network integration. The software suite provided by Synology is comprehensive, offering features like data synchronization, remote access, and backup solutions, which can be easily managed via an intuitive interface.

However, one potential drawback is the power consumption and the physical size, which might be a consideration for users with limited space or those concerned about high energy usage. Additionally, the device's weight of nearly 17 pounds could make it less portable if relocation is required. Despite these minor concerns, the Synology DS1522+ is highly rated by users for its reliability and performance, making it a strong contender in the NAS market.

The QNAP TVS-h874-i5-32G-US is an impressive NAS device designed for high-speed desktop use. It offers excellent storage capacity with 8 bays, allowing users to store significant amounts of data. The device is powered by a robust 12th Gen Intel Core i5 processor and comes with 32GB of DDR4 RAM, which can be expanded up to 64GB, ensuring smooth and efficient performance for demanding tasks. Its dual M.2 PCIe Gen4x4 NVMe SSD slots provide cache acceleration or SSD storage pools, further enhancing performance.

The dual 2.5GbE ports facilitate fast file sharing and large file transfers, making it suitable for both team and individual use. Additionally, the multiple USB 3.2 Gen 2 ports enable quick data transfer and compatibility with newer USB drives and expansion enclosures. For multimedia enthusiasts, the device supports 4K media playback and real-time transcoding, with HDMI output for displaying content.

Business users will appreciate the comprehensive backup and restore functionalities for cloud data and virtual machines. However, the device is quite heavy at 20 pounds, which might be a drawback for users with limited space or who need to move it frequently. Also, as a diskless unit, it requires purchasing hard drives separately, adding to the total cost. This NAS device is a solid choice for users seeking high performance, extensive storage, and advanced features, particularly in business and multimedia environments.

The BUFFALO TeraStation Essentials 4-Bay Rackmount NAS offers a substantial storage capacity of 32TB, distributed across four 8TB hard drives. This makes it a compelling option for businesses needing large amounts of data storage. It includes RAID support, preconfigured to RAID 5 for a balance of redundancy and capacity, with options to switch to RAID 6 or RAID 0 depending on your needs. This flexibility ensures your data can be protected according to your specific requirements.

Its 2.5GbE port allows for fast data transfer speeds, which can be beneficial for businesses with high-speed networking requirements. Additionally, the NAS integrates well with cloud services like Amazon S3, Dropbox, Azure, and OneDrive, allowing for hybrid cloud setups that provide extra security and scalability.

Its installation is straightforward, with hard drives included and pre-tested for reliability, ensuring a hassle-free setup. Security-wise, it features 256-bit drive encryption and various replication and backup features. For businesses looking for a reliable, high-capacity NAS with good cloud integration and strong security features, the BUFFALO TeraStation Essentials is a robust choice.