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Synology DiskStation DS1825+ 2025, Ryzen V1500B, 8GB, Schwarz

★★★★☆ 4.2 (4)

The AMD Ryzen V1500B 4-core 2.2GHz processor delivers up to 2,239/1,573 MB/s sequential read/write throughput for officewide applications. Built-in 2.5GbE ports with support for 10GbE and 25GbE adapters provide flexible networking, and you can expand to 18 drive bays and 360 TB with two DX525 units. This 8-bay NAS is best for a business needing a scalable, customizable storage solution for mission-critical data backup and sharing.

CPU AMD Ryzen V1500B
RAM 8 GB
Form Factor desktop
OS Synology DiskStation Manager (DSM)
Synology DiskStation DS1825+ 2025, Ryzen V1500B, 8GB, Schwarz desktop
23 Overall Score
Also available in:

Snapshot

The 30-Second Version

The DS1825+ is a boring, dependable storage workhorse that grows to 18 bays and 360 TB. Buy it for the office, not for fun.

Pros & Cons

Pros

  • Scales to 18 bays and 360 TB with expansion units 76th
  • Strong sequential read/write speeds for office workloads
  • 2.5GbE built in, with 10GbE and 25GbE upgrade paths
  • 3-year warranty, extendable to 5 years

Cons

  • Diskless, so drives are a separate purchase
  • 8GB of RAM is fine now but feels tight for heavy multitasking
  • The Ryzen V1500B is not a powerhouse CPU
  • No built-in 10GbE, you'll pay extra for that card

What owners think

The Word on the Street

4.2/5 (4 reviews)
👍 Owners keep bringing up the expansion path to 18 bays and 360 TB as the main reason they bought it.
👍 The read/write speeds get called out as more than enough for office-wide file sharing and backups.
👎 A recurring gripe is that it ships diskless, so the real cost hits you when you start buying drives.

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

85/100Our AI sentiment readlow confidence · 5 sources · May 2026

The proof

Performance

Synology claims up to 2,239 MB/s sequential reads and 1,573 MB/s writes, and for a desktop NAS that's genuinely strong. The Ryzen V1500B is a low-power embedded chip, not a speed demon, but it's built for exactly this kind of always-on file serving. What surprised us is how well the networking options scale. Built-in 2.5GbE is nice, but the fact you can drop in a 25GbE SFP28 card later means this box can grow with your team instead of becoming e-waste in two years.

Performance Percentiles

CPU 7
GPU 7.6
RAM 9.2
Ports 12.8
Storage 1.8
User Sentiment 75.8
Reliability 11.6
Social Proof 21.5

Specifications

Full Specifications

Processor

CPU AMD Ryzen V1500B
Cores 4
Frequency 2.2 GHz
L3 Cache 32 MB

Memory & Storage

RAM 8 GB
RAM Generation DDR4
Storage Type NVMe SSD

Build

Form Factor desktop
Weight 7.5 kg / 16.5 lbs

Connectivity

Ethernet 2.5GbE

System

OS Synology DiskStation Manager (DSM)

vs Competition

The DS1825+ doesn't really compete with the Mac Studio M3 Ultra or gaming towers like the Legion Tower 5a, those are different animals entirely. The real comparison is against other Synology boxes and maybe QNAP's 8-bay lineup. Against a DS1821+, the DS1825+ gives you faster networking options and the same expansion story. If you're cross-shopping a QNAP TS-873A, the Synology wins on DSM polish and backup software, but QNAP often gives you more CPU and RAM for the money. For pure office file serving and backup, the DS1825+ is the safer, more boring choice, and boring is good here.

Spec Synology DiskStation DS1825+ Apple Mac Studio M3 Ultra Lenovo T Series Towers Legion Tower 5a Gen 10 Dell Desktop ECT1250 HP OMEN GT16-0364 CLX SET TGMSETRTU5204BM
CPU AMD Ryzen V1500B Apple M3 Ultra AMD Ryzen 7 7800X3D Intel Core Ultra 7 265 AMD Ryzen 7 8700F Intel Core i9 14900KF
RAM (GB) 8 96 32 32 32 64
Storage (GB) - 1024 4096 2048 1024 8192
GPU - Apple M3 Ultra 60-core NVIDIA GeForce RTX 5070 Ti Intel UHD Graphics NVIDIA GeForce RTX 5070 NVIDIA GeForce RTX 5070
Form Factor desktop sff mid-tower sff mid-tower mid-tower
Psu W - - 850 180 850 850
OS Synology DiskStation Manager (DSM) macOS Windows 11 Home Windows 11 Home Windows 11 Home Windows 11 Home
Compare Compare Compare Compare Compare
Product CPUGPURAMPortsStorageUser SentimentReliabilitySocial Proof
Synology DiskStation DS1825+ 77.69.212.81.875.811.621.5
Apple Mac Studio M3 Ultra Compare 99.77695.793.853.694.999.386.2
Lenovo T Series Towers Legion Tower 5a Gen 10 Compare 73.493.178.188.498.194.970100
Dell Desktop ECT1250 Compare 88.458.781.874.582.898.57099.1
HP OMEN GT16-0364 Compare 69.789.387.297.953.698.57099.1
CLX SET TGMSETRTU5204BM Compare 94.989.396.584.299.298.511.694.8

Price

Value & Pricing

At around $1,150 USD diskless, this isn't cheap, but it's not outrageous for an 8-bay business NAS with this expansion ceiling. You'll spend real money on drives, but the chassis itself is a long-term investment. If you need 18 bays of raw storage without buying a rackmount server, this is one of the cleaner paths there.

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We started tracking prices for this product on May 30, 2026. The chart appears once we have more data.

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Overview

The Synology DS1825+ is an 8-bay NAS built for offices that need serious storage without the server-room drama. The headline here is expandability: slap on two DX525 units and you're looking at 18 bays and up to 360 TB of raw storage. That's a lot of spreadsheets. It's diskless, so budget for drives separately, but the 2.5GbE ports and optional 10GbE or 25GbE upgrades mean this thing won't choke when the whole office hits it at once.

Common Questions

Q: Does the DS1825+ come with hard drives?

No, it's diskless. You buy the drives separately, which stings at first but means you can pick the capacity and brand you actually want.

Q: How far can I expand this thing?

You can add two DX525 expansion units to hit 18 drive bays and up to 360 TB of raw storage. That's enough for a small company's entire data hoard.

Q: What kind of warranty does it have?

It comes with a 3-year limited hardware warranty, and in some markets you can extend that to 5 years. For a business NAS, that's solid peace of mind.

Who Should Skip This

If you're looking for a home media server with built-in 10GbE and a beefy CPU for transcoding, this isn't it. Go grab a QNAP with more RAM and a faster processor, or just build your own TrueNAS box and save some cash.

Verdict

Buy the DS1825+ if you run an office that's outgrowing smaller NAS boxes and you want something that scales to 18 bays without a rack. It's not exciting, but it's dependable, and the DSM software is still the best in the business. Skip it if you need raw compute power or built-in 10GbE without paying extra.

Usage Scores

Overall (23)AI/LLM (5.7)Gaming (2.3)Portability (11.2)Creator (5)Business (18.9)Developer (10.6)Home Office (20.1)Workstation (10.1)
  • Overall23
  • AI/LLM5.7
  • Gaming2.3
  • Portability11.2
  • Creator5
  • Business18.9
  • Developer10.6
  • Home Office20.1
  • Workstation10.1

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