What NAS devices offer the best backup and sync features?
This page compares 7 NAS devices with verified specifications and prices. Top options include ASUSTOR Drivestor 2 Lite, Synology DS1825+, Synology DS425+. Prices range from £142 to £1,977. All data is sourced from manufacturer documentation and specialist retailers.
| Product ⇅ | Price ⇅ | Storage Capacity (TB) ⇅ | Number of Bays ⇅ | Transfer Speed (MB/s) ⇅ | Expandable Storage ⇅ | RAID Support ⇅ | Power Consumption (Watts) ⇅ |
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ASUSTOR Drivestor 2 Lite
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£141.69 ≈ | 36 TB | 2 | 1000 Mbit/s | ✓ | ✓ | 11.7 W |
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The ASUSTOR Drivestor 2 Lite is a two-bay, diskless NAS supporting up to 36 TB of storage with Gigabit Ethernet transfer speeds. It suits home users and small offices needing centralized file storage, backups, cloud synchronization, and RAID 1 redundancy. ★ Ideal forIt suits backup and sync needs through its two-bay RAID 1 support, Btrfs and iSCSI snapshots, Rsync, cloud-sync protocols, and 1000 Mbit/s network connection.
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Synology DS1825+
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£1074.95 ≈ | 192 TB raw | 8 | Up to 2,239 MB/s read and 1,573 MB/s write | ✓ | ✓ | 60.1 W access, 18.34 W HDD hibernation |
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The Synology DS1825+ is an 8-bay desktop NAS supporting up to 192 TB of raw storage, with expansion to 18 bays and 432 TB using two DX525 units. Its dual 2.5GbE ports, optional 10GbE or 25GbE networking, NVMe support, and business-focused backup and file-management tools suit small businesses, professionals, and demanding home users. ★ Ideal forIt suits users seeking strong backup and sync features because Synology Drive supports cross-platform and site-to-site syncing, while Active Backup Suite centralizes backups for Windows, Linux, macOS, virtual machines, and cloud services, backed by 8 bays, SHR and RAID support, and up to 2,239 MB/s read speeds. |
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Synology DS425+
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£626.81 ≈ | Up to 96 TB raw storage | 4 x 3.5in SATA HDD or 2.5in SATA SSD | Up to 278 MB/s read and 281 MB/s write | ✓ | ✓ | 28.25 W access; 6.10 W HDD hibernation |
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The Synology DS425+ is a compact four-bay NAS with 2.5GbE networking, up to 96 TB of raw storage, and M.2 NVMe caching support. It suits homes and small businesses needing centralized file storage, backups, synchronization, and straightforward data management. ★ Ideal forThe DS425+ is well suited to backup and sync because DSM supports centralized device backups, file synchronization, offsite replication, and Btrfs-based data protection, while its four bays and RAID support provide room for resilient storage.
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Synology DS925+
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£515.65 ≈ | 96 TB raw | 4 | 522 MB/s read, 565 MB/s write | ✓ | ✓ | 37.91 W |
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The Synology DS925+ is a diskless 4-bay NAS with dual 2.5GbE networking, two M.2 NVMe slots, ECC memory, and fast sequential read and write performance. It suits home offices, small businesses, and teams that need reliable file storage, backup, synchronization, and room to expand. ★ Ideal forIt is well suited to backup and sync because DSM supports Active Backup, Hyper Backup, Snapshot Replication, and Synology Drive, while dual 2.5GbE networking delivers up to 522 MB/s read and 565 MB/s write speeds.
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TerraMaster F4-424
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£1977.14 ≈ | 88 TB | 4 | 283 MB/s | ✓ | ✓ | 33.0 W read/write; 13.0 W hibernation |
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The TerraMaster F4-424 is a four-bay, diskless NAS supporting up to 88 TB of internal raw storage, dual 2.5GbE networking, and transfer speeds up to 283 MB/s. It suits home users, SOHO setups, and small businesses needing scalable storage, RAID protection, and SSD caching. ★ Ideal forIt suits users seeking strong backup and sync features because its four bays support RAID 1, RAID 5, RAID 6, RAID 10, and TRAID, while TOS supports backup applications and the unit can expand through USB DAS storage and M.2 NVMe caching.
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ASUSTOR Lockerstor 4 Gen2 AS6804T
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£1490.85 ≈ | 144 TB | 4 | 2303 MB/s sequential read, 2353 MB/s sequential write | ✓ | ✓ | 34 W operation, 2.3 W sleep mode |
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The ASUSTOR Lockerstor 4 Gen2 AS6804T is a high-performance, diskless four-bay NAS with four additional M.2 NVMe slots and dual 10GbE plus dual 5GbE networking. It suits power users, creative professionals, and small businesses that need fast file transfers, flexible storage expansion, and robust RAID protection. ★ Ideal forIt suits backup and sync workloads through RAID 1, 5, 6, and 10 support, remote sync, cloud backup, FTP backup, external backup, one-touch backup, EZ Sync, SMB backup, and expansion to up to 16 drives.
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QNAP TVS-h674
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£1402.01 ≈ | — | 6 | 2 x 2.5GbE | ✓ | ✓ | — |
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The QNAP TVS-h674 is a six-bay NAS with two 2.5GbE ports, dual M.2 PCIe slots for SSD caching and tiering, and two PCIe expansion slots. It suits small businesses and advanced home users needing high-speed centralized storage, virtualization, backups, and future expansion. ★ Ideal forThe TVS-h674 suits users seeking strong backup and sync features because its six bays support redundant RAID configurations, while QuTS hero provides snapshot-based protection and the two 2.5GbE ports enable fast synchronization across devices.
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