Synology DS725+ Review Australia 2026

The Synology DS725+ is the only 2-bay desktop NAS in Australia with built-in 10GbE, and at $869 from Mwave or Scorptec it commands a significant premium over the DS225+. Whether that premium is justified depends entirely on your use case. If you need the full bandwidth of 10GbE for a single NAS serving a high-speed network. Think a home studio, a small creative team, or a prosumer lab. The DS725+ makes sense. If you're running gigabit everywhere and mostly doing light file serving or remote backup, there are better ways to spend $284 extra.

Synology DS725+ Specifications

Who the DS725+ Is For

The DS725+ targets a specific buyer: someone who needs a 2-bay NAS, already has or is planning a 10GbE network, and wants to avoid the cost and clutter of a PCIe expansion card. That profile is narrower than it sounds, but the users who fit it will find the DS725+ is well-matched to their requirements.

Typical use cases where this NAS makes sense:

• Home studio or small creative team. Editing 4K video or RAW photo files directly from the NAS over 10GbE, where gigabit is a genuine bottleneck
• Prosumer or SMB lab. Virtualisation workloads, Docker containers, and database hosting where the Ryzen R1600's dual-core performance is more useful than a quad-core Celeron
• Hybrid HDD + NVMe cache setup. Two NVMe slots let you configure SSD caching in front of spinning HDDs, smoothing out random I/O without all-flash costs
• Users who want clean cabling. One unit, one cable to a 10GbE switch, no PCIe card dangling out the back

Who Should Not Buy the DS725+

If any of the following describe your situation, the DS725+ is not the right choice:

• Your network is gigabit only. A 10GbE NAS connected to a 1GbE switch runs at 1GbE. The DS725+ includes a 1GbE port, but you're paying~$796 over the DS225+ for a port you won't saturate. Use that money for drives instead.
• You rely on hardware transcoding via Synology Video Station. The Ryzen R1600 does not support Intel Quick Sync. If your workflow depends on Synology's native hardware transcoding, the Intel-based DS225+ is the right platform.
• You need more than 2 bays. The DS925+ at $1,029 gives you 4 bays, the same Ryzen-class CPU, and 10GbE via expansion. If storage growth is a concern, start with 4 bays even if it costs $160 more.
• You're building a basic home backup or media server. The DS223 at $489 (Mwave) or the DS225+ at $585 does the job. Don't pay for 10GbE you don't need.

DS725+ vs DS225+: The Key Differences

The DS225+ and DS725+ are both 2-bay Synology DiskStations, but they sit in different performance brackets. The $284 price gap reflects real hardware differences. Not just the 10GbE port.

Prices last verified: 16 March 2026. Always check retailer before purchasing.

The DS225+ uses an Intel Celeron N200 with four cores. Handy for multi-threaded workloads and for Intel Quick Sync hardware transcoding. But it tops out at 2.5GbE on its primary port, which is a meaningful ceiling if you're pushing large file transfers. The DS725+'s Ryzen R1600 has only two cores, but they are significantly more powerful per-core than the Celeron N200, and the 10GbE port removes the network bottleneck entirely.

ECC RAM is the less-discussed difference. The DS725+ ships with 4GB DDR4 ECC. Error-correcting memory that detects and fixes single-bit RAM errors before they corrupt data. The DS225+ ships with 2GB non-ECC. For a device running 24/7 storing irreplaceable data, ECC RAM is not a trivial advantage.

The Transcoding Situation: No Intel Quick Sync

This is the most common misunderstanding about the DS725+, and it's worth addressing directly. The AMD Ryzen R1600 does not include Intel Quick Sync. The hardware video encoding/decoding engine embedded in Intel CPUs. Synology Video Station relies on Quick Sync for hardware transcoding. On the DS725+, Video Station transcodes in software, using the CPU. That works for one or two simultaneous streams, but it burns CPU resources and cannot transcode 4K streams at any meaningful quality.

The practical solution for users who want hardware-accelerated transcoding on the DS725+ is Jellyfin. Jellyfin supports VAAPI (Video Acceleration API), which can leverage the AMD Ryzen R1600's integrated GPU for hardware-accelerated transcoding via the community Jellyfin package. This is not a Synology-supported configuration, but it works reliably for users willing to set it up via DSM's package manager and Docker.

If your workflow is built entirely around Synology Video Station and hardware transcoding is essential, the DS225+. With Intel Celeron N200 and Quick Sync. Is the correct choice. The DS725+ is not the right platform for that specific use case.

Performance: What to Expect from 10GbE and Ryzen R1600

The 10GbE port is the DS725+'s headline feature, and it's a genuine differentiator in the 2-bay category. Connected to a 10GbE switch, the DS725+ can sustain sequential read/write speeds limited by the underlying storage. Not the network. With two Synology HAT5320 series NAS HDDs in RAID 1, real-world sequential reads typically fall in the 200-220 MB/s range. That's below 10GbE's 1,250 MB/s ceiling, but it's constrained by the drives, not the port.

Adding M.2 NVMe SSDs as an SSD cache changes the picture significantly. Random read performance over 10GbE with an NVMe cache in place is typically 3-5x higher than spinning HDDs alone for cached workloads. For an all-flash configuration using two NVMe SSDs in a storage pool (requires Synology-listed drives under the current DSM policy), sequential reads can approach the 10GbE ceiling for small file counts.

The Ryzen R1600's dual-core architecture handles DSM, Docker containers, and light virtualisation well. Encryption performance. If you're enabling volume-level encryption. Is also strong thanks to the hardware AES-NI support in the Ryzen architecture. For CPU-bound tasks like running Active Backup jobs in the background alongside other workloads, the dual-core can feel constrained versus the quad-core Ryzen V1500B in the DS925+. For single-workload use cases, the performance is more than adequate.

M.2 NVMe: What You Need to Know

The DS725+ has two M.2 2280 NVMe slots running PCIe 3.0, which can be used for SSD caching or as an all-flash storage pool. This is a strong feature for the price point.

However, the M.2 NVMe compatibility situation requires attention. Following the DSM 7.3 reversal of the drive compatibility policy, Synology restored support for third-party 3.5-inch HDDs and 2.5-inch SATA SSDs on desktop Plus series models. M.2 NVMe SSDs remain restricted. Creating a new cache or storage pool with M.2 NVMe drives requires drives from Synology's official Hardware Compatibility List. Third-party NVMe drives can be used but may lose access to health monitoring and storage pool creation.

Synology-listed NVMe options available in Australia at Scorptec include the SNV5420 400GB at $539. If you want a guaranteed-compatible NVMe cache with full DSM health monitoring, budget an additional $539-$1,078 for one or two drives on top of the $869 unit price.

Popular third-party NVMe SSDs. Samsung 980 Pro, WD Black SN850X, and similar. May work for caching in practice, but are not officially supported and could be blocked by future DSM updates. The Need to Know IT team recommends checking Synology's HCL before purchasing any NVMe drives intended for the DS725+.

DSM 7.2+: The Software Experience

DSM remains one of the strongest arguments for choosing Synology over competitors. The interface is genuinely approachable. You don't need to be deeply technical to set up file shares, configure Hyper Backup, or get Surveillance Station running. For users stepping up from a basic NAS to a more capable unit, DSM's learning curve is gentle.

On the DS725+, the key DSM packages that benefit from the Ryzen R1600's horsepower are:

• Active Backup for Business. Agent-based backup for Windows/Linux machines, running multi-job without CPU bottleneck
• Synology Drive Server. Self-hosted cloud sync and collaboration, where more RAM and ECC helps with file indexing
• Docker / Container Manager. Running multiple containers simultaneously; the Ryzen handles this better than the Celeron-based models
• Virtual Machine Manager. Light virtualisation for testing or running a secondary OS; not a replacement for a proper VM host, but functional

The drive compatibility situation with DSM is worth a brief mention. In April 2025, Synology controversially attempted to lock new Plus series models to Synology-branded drives. The backlash was severe and sustained. By October 2025, DSM 7.3 reversed the restriction for 3.5-inch HDDs and 2.5-inch SATA SSDs on desktop models. The M.2 NVMe restriction remains. This history is relevant. Synology is rebuilding trust with the enthusiast community, and the approach still has limitations. For most buyers, the practical impact in 2026 is limited: use standard Seagate or WD NAS drives, check the NVMe HCL, and DSM works as expected.

PCIe Expansion Slot: What Can You Add?

The DS725+ includes a PCIe 3.0 x8 slot. The same expansion slot found on the DS925+. This opens a set of upgrade paths that most 2-bay NAS units don't offer:

• Additional 10GbE. The built-in port is 10GbE, but if you need a second 10GbE connection (bonding, or a second dedicated network segment), a 10GbE PCIe card like the Synology E10G18-T1 ($289 at Scorptec) or the E10G30-F2 ($459 at Mwave) adds it
• 25GbE. The Synology E25G30-F2 dual-port SFP28 card ($591 at Mwave) for labs pushing beyond 10GbE
• Additional M.2 NVMe via adapter. The Synology M2D20 dual-slot NVMe adapter card ($327 at Mwave) adds two more M.2 slots if you want to expand NVMe capacity beyond the built-in two slots

The PCIe slot is a meaningful future-proofing option, particularly for users whose network requirements may grow. A DS725+ purchased today with built-in 10GbE and two M.2 slots has room to expand rather than requiring a unit replacement.

AU Pricing, Availability, and Where to Buy

The DS725+ is priced at $869 at both Mwave and Scorptec as of March 2026, with Scorptec listing it in stock. PLE Computers does not currently list the DS725+.

Synology is distributed in Australia through BlueChip (BCIT) and Multimedia Technology (MMT). Both distributors hold strong Synology stock, and consumer desktop models like the DS725+ are generally available without extended wait times. If one retailer is out of stock, another is almost always holding units.

Australian NAS pricing currently runs approximately 10-20% above US pricing, driven by lower stock allocations, higher freight costs, and smaller market volumes. The DS725+ at $869 reflects this premium. There's no meaningful price difference across major AU retailers. Mwave and Scorptec are priced identically on this unit, which is typical for the category where most resellers operate on 3-5% margin.

Warranty, ACL, and Australian Consumer Rights

The DS725+ comes with a 3-year standard warranty, which is Synology's baseline for consumer and prosumer desktop models. Extended warranty to 5 years is available via Synology's EW201 extension ($199 at Scorptec), which is worth considering given the price point of the unit.

Under Australian Consumer Law, your warranty claim is handled by your place of purchase. Not Synology directly. Synology has no service centres in Australia. The process flows from your retailer through their distributor (BlueChip or MMT) and then to Synology's Taiwan-based resolution team, then back down the chain. Expect a minimum of 2-3 weeks for warranty resolution. Repairs are generally not offered in Australia. Replacement is the standard outcome.

Advanced replacements (receiving a new unit before returning the faulty one) are not officially supported by Synology. Some specialist resellers will accommodate an informal arrangement where you purchase a replacement and receive a refund once the faulty unit is returned. Worth discussing with your retailer before you need it, not after. Ask: "If this unit fails in 18 months, what's your process?"

A dead NAS is a minor failure under ACL. Not a major one. Even if it interrupts your work. The retailer can offer repair or replacement; they are not obligated to provide an immediate refund. Plan for this reality: keep a working backup, and if the DS725+ is a production device, consider whether the 2-3 week replacement window is acceptable for your situation.

Australian Consumer Law protections apply when purchasing from Australian authorised retailers. Purchases from grey importers or overseas stores carry significantly different practical outcomes. Always buy from a recognised AU retailer for a device of this value. For official ACL information, visit accc.gov.au.

Remote Access and NBN Considerations

If you plan to access the DS725+ remotely. From another site, a mobile device, or over the internet. DSM's QuickConnect and VPN options are straightforward to configure. However, several factors affect performance on Australian connections:

• NBN upload speeds. Typical NBN 100 plans provide 20 Mbps upload (some plans offer 20-50 Mbps). Uploading from your NAS to a remote location, or a remote user downloading from your NAS, is limited by that upload ceiling regardless of how fast your local 10GbE network is. The DS725+'s 10GbE is a local-network advantage, not an internet-speed advantage.
• CGNAT on some NBN connections. If your ISP uses Carrier-Grade NAT, direct inbound connections to your NAS (port forwarding for FTP, VPN, or direct DDNS access) may be blocked. Synology QuickConnect uses relay servers to work around CGNAT, but relay performance is limited. Ask your ISP whether a static IP is available if reliable remote access is important to you.

The Verdict: Is the DS725+ Worth $869?

The DS725+ is the right NAS for a specific type of buyer. For home studio users, prosumer lab builders, and small teams who are already running 10GbE and need a capable 2-bay NAS without adding a PCIe card, the DS725+ delivers its headline feature cleanly and runs DSM competently on a capable AMD Ryzen processor with ECC RAM.

For everyone else, the premium over the DS225+ ($585) needs a clear justification. If your network is gigabit or 2.5GbE, you won't see the 10GbE advantage at all. If you need hardware transcoding, the Intel-based DS225+ is the correct platform. If you expect to outgrow 2 bays, the DS925+ at $1,029 offers 4-bay capacity with PCIe expansion for 10GbE and costs only $160 more.

The DS725+ earns 4 out of 5 stars. It does what it promises well, but what it promises is narrow. The lack of Intel Quick Sync is a genuine limitation for media workflows, and the 2-bay ceiling limits long-term viability for growing storage requirements. Those who fit the target profile. 10GbE, 2-bay, M.2 NVMe, and no need for Synology's native hardware transcoding. Will find it a well-executed unit at a defensible price point.

Related reading: our NAS buyer's guide, our Synology brand guide, and our AU retailer guide.

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