
Asustor Flashstor 6 FS6706T
Score: 83/100
Synology DS224+
Score: 72/100Rankings

The ASUSTOR Flashstor FS6706T is a compact 6-bay all-SSD NAS delivering blazing 2.5 GbE performance and 4K transcoding. Its limitations include a modest 4 GB RAM base and the inability to use HDDs, which may restrict capacity flexibility. Best suited for content creators and small-to-medium businesses that prioritize speed over massive raw capacity.

The Synology DS224+ is a compact 2-bay NAS delivering up to 108 TB of storage with an Intel Celeron processor and dual Gigabit Ethernet. Its limited bays, modest memory ceiling, and lack of SSD caching restrict high-performance or large-scale deployments. Best suited for home users or small teams needing reliable file sharing and basic surveillance.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 108 TBbest | |
6best | 2 | |
4best | 4best | |
2 GHzbest | 2 GHzbest | |
4 GBbest | 2 GB | |
590 MB/sbest | — | |
583 MB/sbest | — | |
4best | 2 |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Drive Bays | 6 | 2 |
Performance(2) | ||
CPU Model | Intel Celeron N5105 | Intel Celeron J4125 |
Memory (RAM) (GB) | 4 GB | 2 GB |
Connectivity(2) | ||
USB Ports | 4 | 2 |
Ethernet Speed (Gbps) | 2.5 Gbps | 1 Gbps |
Power(1) | ||
Power Consumption (Active) (W) | 18.2 W | 15 W |
Build & Design(2) | ||
Weight (kg) | 1.35 kg | 1.3 kg |
Dimensions (H×W×D) (cm) | 30.7×4.8×19.3 cm cm | 16.5x10.8x23.22 cm |

Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the FS6706T for its blistering all-flash performance that pushes the limits of 2.5 GbE, its silent operation, and robust 4K transcoding for Plex streaming, while noting the base 4 GB RAM and lack of HDD support as trade-offs.
Home users and small-business owners praise the fast SSD speeds, quiet operation and low energy use, but note occasional concerns about limited memory and the inability to add traditional hard drives.


Professional reviewers, such as StorageReview, commend the DS224+ for its Intel Celeron J4125 processor that speeds up file indexing and improves web app responsiveness, positioning it as an efficient, low-power NAS for home and small-office use. The DSM platform and integrated surveillance licenses are also praised for adding versatile functionality without extra cost.
While direct user reviews are scarce, the product's quiet operation, low energy use, and easy-to-manage DSM interface are generally appreciated by home users and remote workers seeking a reliable, low-maintenance storage solution.