Jake Tech Lab

Synology DS925+ vs Synology DS425+

Synology DS925+ comes out ahead of Synology DS425+ on 3 of the 6 things that decide this, going by what each maker publishes. The one that matters for you may be one the leader loses.

Synology DS925+Winner
Synology DS925+
6.1
Fair
3 of 6 rounds
vs
Synology DS425+
Synology DS425+
6.2
Fair
2 of 6 rounds

The verdict

Synology DS925+ takes it, 3–2 on rounds.

On the published figures, Synology DS925+ takes 3 of 6 rounds. Treat that as a starting point and check the current figures on both pages, because prices and plans move.

Choose Synology DS925+ if…

  • • You want Synology DS925+'s edge on how much memory comes installed and how far you can upgrade the memory

Choose Synology DS425+ if…

  • • You want Synology DS425+'s edge on how fast its processor runs and how much power it uses

Round by round

  1. Round 1How fast its processor runsSynology DS425+ wins
    Synology DS925+5/10

    2.2 GHz

    CPU frequency

    • 2.2 GHz, against up to 2.7 GHz

    Source: synology.com ↗

    Synology DS425+8/10

    up to 2.7 GHz

    CPU turbo frequency

    Source: synology.com ↗

    Synology DS425+ wins this round on what the company itself publishes.

  2. Round 2How much memory comes installedSynology DS925+ wins
    Synology DS925+8/10

    4 GB DDR4 ECC

    preinstalled memory

    Source: synology.com ↗

    Synology DS425+5/10

    2 GB DDR4 non-ECC

    preinstalled memory

    • 2 GB DDR4 non-ECC, against 4 GB DDR4 ECC

    Source: synology.com ↗

    Synology DS925+ wins this round on what the company itself publishes.

  3. Round 3How far you can upgrade the memorySynology DS925+ wins
    Synology DS925+8/10

    32 GB

    maximum memory

    Source: synology.com ↗

    Synology DS425+5/10

    6 GB

    maximum memory

    • 6 GB, against 32 GB

    Source: synology.com ↗

    Synology DS925+ wins this round on what the company itself publishes.

  4. Round 4How much power it usesSynology DS425+ wins
    Synology DS925+5/10

    37.91 W

    power consumption (Access)

    • 37.91 W, against 28.25 W

    Source: synology.com ↗

    Synology DS425+8/10

    28.25 W

    power consumption (Access)

    Source: synology.com ↗

    Synology DS425+ wins this round on what the company itself publishes.

  5. Round 5How loud it isSynology DS925+ wins
    Synology DS925+8/10

    20.5 dB(A)

    noise level

    Source: synology.com ↗

    Synology DS425+5/10

    21.6 dB(A)

    noise level

    • 21.6 dB(A), against 20.5 dB(A)

    Source: synology.com ↗

    Synology DS925+ wins this round on what the company itself publishes.

  6. Round 6How many drives it holdsTie
    Synology DS925+7/10

    4 bays

    drive bays

    Source: synology.com ↗

    Synology DS425+7/10

    4 bays

    drive bays

    Source: synology.com ↗

    Nothing to separate them here.

Synology DS925+Synology DS925+
Synology DS425+Synology DS425+

Side by side

Overall score
6.1
6.2
Best
Price
See price
See price
How fast its processor runs
5.0
6.0
How far you can upgrade the memory
6.6
5.5
How much memory comes installed
5.8
5.5
How many CPU cores it has
6.5
6.0
How much power it uses
6.3
8.0
Head-to-head findings
How fast its processor runs
2.2 GHz
up to 2.7 GHz
How far you can upgrade the memory
32 GB
6 GB
How much memory comes installed
4 GB DDR4 ECC
2 GB DDR4 non-ECC
How many CPU cores it has
AMD Ryzen V1500B, 4-core
Intel Celeron J4125, 4-core
How much power it uses
37.91 W
28.25 W
How many drives it holds
4 bays
4 bays
How fast its USB ports are
USB 3.2 Gen 1 (5Gbps)
USB 3.2 Gen 1 (5Gbps)
How fast its network port is
2 x 2.5GbE
1 x 2.5GbE + 1 x 1GbE
Record
Head-to-head record
3–6
1–3
Head-to-heads won
33 %
25 %
Rounds won
24 %
23 %
Pros
      Cons
      • 4 bays, against 5 bays
      • 4 GB DDR4 ECC, against 8 GB DDR4 ECC
      • 9 drives with expansion, against 15 drives with expansion
      • 2.2 GHz, against up to 2.7 GHz
      • 2 GB DDR4 non-ECC, against 4 GB DDR4 ECC
      • 6 GB, against 32 GB
      • 21.6 dB(A), against 20.5 dB(A)
      • Intel Celeron J4125, 4-core, against Intel Pentium Gold 8505, 5-core
      Add a third option to this comparison →

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