Synology DS925+ vs Asustor AS6804T
Asustor AS6804T comes out ahead of Synology DS925+ on 8 of the 8 things that decide this, going by what each maker publishes. The one that matters for you may be one the leader loses.
The verdict
Asustor AS6804T takes it, 8–0 on rounds.
On the published figures, Asustor AS6804T takes 8 of 8 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 have a reason to pick Synology DS925+ that is not on this list
Choose Asustor AS6804T if…
- • You want Asustor AS6804T's edge on how fast its processor runs and how much memory comes installed
Round by round
- Round 1How fast its processor runsAsustor AS6804T wins
Asustor AS6804T wins this round on what the company itself publishes.
- Round 2How much memory comes installedAsustor AS6804T winsSynology DS925+5/10
4 GB DDR4 ECC
preinstalled memory
- 4 GB DDR4 ECC, against 16 GB DDR5 ECC
Source: synology.com ↗
Asustor AS6804T wins this round on what the company itself publishes.
- Round 3How far you can upgrade the memoryAsustor AS6804T wins
Asustor AS6804T wins this round on what the company itself publishes.
- Round 4How fast its network port isAsustor AS6804T winsSynology DS925+5/10
2 x 2.5GbE
fastest LAN port
- 2 x 2.5GbE, against 2 x 10GbE + 2 x 5GbE
Source: synology.com ↗
Asustor AS6804T wins this round on what the company itself publishes.
- Round 5How many SSD cache slots it hasAsustor AS6804T winsSynology DS925+5/10
2 x M.2 NVMe
M.2 NVMe slots
- 2 x M.2 NVMe, against 4 x M.2 NVMe (PCIe 4.0)
Source: synology.com ↗
Asustor AS6804T wins this round on what the company itself publishes.
- Round 6How fast its USB ports areAsustor AS6804T winsSynology DS925+5/10
USB 3.2 Gen 1 (5Gbps)
fastest USB port
- USB 3.2 Gen 1 (5Gbps), against USB4 (20Gbps/channel)
Source: synology.com ↗
Asustor AS6804T wins this round on what the company itself publishes.
- Round 7How far it can growAsustor AS6804T winsSynology DS925+5/10
9 drives with expansion
max drives with expansion unit
- 9 drives with expansion, against 16 drives with expansion
Source: synology.com ↗
Asustor AS6804T8/1016 drives with expansion
max drives w/ expansion (row shows 16)
Source: asustor.com ↗
Asustor AS6804T wins this round on what the company itself publishes.
- Round 8How much power it usesAsustor AS6804T wins
Asustor AS6804T wins this round on what the company itself publishes.

