The Smart Device Compare comparison

Synology DS225+ vs UGREEN NASync DXP6800 Ultra

Understand the differences. Decide what matters to your home.

Before you compare every specification

Key differences between Synology DS225+ and UGREEN NASync DXP6800 Ultra

A summary of selected recorded differences between these nas. Check the full specification table below for details and conditions.

Feature differences among your selected devices

Usb Copy (backup): Synology DS225+ — Yes; UGREEN NASync DXP6800 Ultra — No (UGOS Pro documents no one-touch USB copy app or front-panel button; an attached drive is mounted in Storage Manager and copied by a Sync & Backup task).
Ecc (memory): Synology DS225+ — No; UGREEN NASync DXP6800 Ultra — Yes (UGREEN's spec table lists ODECC (on-die ECC) as supported, which protects the memory chip internally rather than reporting errors to the system).
Raid 5 (raid): Synology DS225+ — No; UGREEN NASync DXP6800 Ultra — Yes.
Raid 6 (raid): Synology DS225+ — No; UGREEN NASync DXP6800 Ultra — Yes.

Specifications to check side by side

Operating System (apps): Synology DS225+ — Synology DSM; UGREEN NASync DXP6800 Ultra — UGOS Pro.
Surveillance App (apps): Synology DS225+ — YES (25 cameras); UGREEN NASync DXP6800 Ultra — Yes (Surveillance Center handles live view, playback and alerts, and UGREEN states it supports face, people, pet and vehicle detection on this model).
Capacity (memory): Synology DS225+ — 2 GB; UGREEN NASync DXP6800 Ultra — 8 GB.
Maximum Capacity (memory): Synology DS225+ — 6 GB; UGREEN NASync DXP6800 Ultra — 96 GB (Two DDR5 slots, shipped with 8GB and expandable to 96GB per UGREEN's spec table).

Information still to confirm

3 of 53 comparison fields lack a resolved value for at least one selected device. Missing information is not evidence that a feature is absent.
Check the full table and manufacturer documentation before ruling out a device.

These observations are derived from recorded catalog data and have not all been independently verified. Confirm details with the manufacturer before purchasing.

Compare capabilities, compatibility and setup requirements.

Option 1 · Synology

Synology DS225+

Last updated October 2026

View full device profile

Option 2 · UGREEN

UGREEN NASync DXP6800 Ultra

Last updated October 2026

View full device profile

What the catalog tells us

Understand the tradeoffs.

These counts describe the available data, not a quality score. More features do not automatically make a better device.

27differences with recorded values for every device

3rows with missing or unspecified information

Your priorities, side by side

Focus on what changes.

Mark the specifications you care about. Open manufacturer sources for verification scope; fields without citations remain catalog data. Expand notes for other qualifications.

Differences onlyMy priorities (0)

Showing 53 of 53 rows. “Not recorded” does not mean “No”.

Reading layout

Apps

Ai Photo Recognition

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
Local AI photo tools cover people recognition, OCR, object and scene recognition, duplicate detection, pet recognition and custom learning

Docker

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN lists Docker containers among the workloads this model runs, and Docker is installed from the UGOS Pro App Center

Operating System

Synology DS225+: Synology DSM
UGREEN NASync DXP6800 Ultra: UGOS Pro

Plex Media Server

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN documents Plex Media Server running through Docker on all DXP series models, with Intel Quick Sync hardware transcoding inside the container; UGOS Pro ships no separate App Center package for it

Surveillance App

Synology DS225+: YES (25 cameras)
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
Surveillance Center handles live view, playback and alerts, and UGREEN states it supports face, people, pet and vehicle detection on this model

Virtual Machines

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro ships a Virtual Machine Manager, and UGREEN lists running virtual machines among this model's workloads

Backup

Cloud Sync Backup

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
The Cloud Drives app syncs NAS storage with cloud services, and UGREEN lists cloud drives among this model's UGOS Pro workloads

Endpoint Backup

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro provides a dedicated Time Machine destination over SMB and Bonjour, and backs up Windows and Mac folders through Sync & Backup with the desktop client

Usb Copy

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: No
Catalog note
UGOS Pro documents no one-touch USB copy app or front-panel button; an attached drive is mounted in Storage Manager and copied by a Sync & Backup task

Features

Scheduled Power On Off

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro sets boot and shutdown schedules from Control Panel > Hardware & Power > Scheduled startup and shutdown

Ups Support

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
A UPS is connected from Control Panel > Hardware & Power > UPS so the NAS enters standby or shuts down safely; UGREEN publishes its own US2000 and US3000 DC units and a tested third-party compatibility list

File Services

Iscsi

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
SAN Manager creates block storage that connected devices mount like a local drive, and UGREEN lists it among the services this model runs

Nfs

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro serves SMB, NFS, WebDAV, FTP and SFTP from Control Panel > File Services

Rsync

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro lists rsync among its file protocol services, and UGREEN documents backing up to a second NAS or remote server over rsync or WebDAV

Memory

Capacity

Synology DS225+: 2 GB
UGREEN NASync DXP6800 Ultra: 8 GB

Ecc

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN's spec table lists ODECC (on-die ECC) as supported, which protects the memory chip internally rather than reporting errors to the system

Maximum Capacity

Synology DS225+: 6 GB
UGREEN NASync DXP6800 Ultra: 96 GB
Catalog note
Two DDR5 slots, shipped with 8GB and expandable to 96GB per UGREEN's spec table

Type

Synology DS225+: DDR4
UGREEN NASync DXP6800 Ultra: DDR5

Network

1 Gbe Ports

Synology DS225+: 1
UGREEN NASync DXP6800 Ultra: 0

10 Gbe Ports

Synology DS225+: 0
UGREEN NASync DXP6800 Ultra: 2

2 5 Gbe Ports

Synology DS225+: 1
UGREEN NASync DXP6800 Ultra: 0

Link Aggregation

Synology DS225+: Not recorded
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN states the two 10GbE ports can be aggregated into 20G of bandwidth for reads of up to 2500MB/s, and describes link aggregation and SMB multichannel on this range

Sfp Plus Ports

Synology DS225+: 0
UGREEN NASync DXP6800 Ultra: 0

Wake On Lan

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN states that all its NAS support Wake on LAN, enabled from Control Panel > Hardware & Power > Power and triggered from the UGREEN NAS client

Ports

Hdmi Output

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: YES (8K)
Catalog note
HDMI 2.1 output, listed by UGREEN as 8K

Sd Card Slot

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: YES (SD 4.0)
Catalog note
Front SD 4.0 UHS-II card reader

Usb C Port

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: YES (Thunderbolt 4)

Usb Ports

Synology DS225+: 2
UGREEN NASync DXP6800 Ultra: 4
Catalog note
Two USB-A at 10Gb/s (one front, one rear) and two rear USB 2.0 at 480Mb/s, alongside the two Thunderbolt 4 ports

Usb4 Thunderbolt

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: YES (Thunderbolt 4)
Catalog note
Two front Thunderbolt 4 ports at 40Gb/s, usable for a direct link to a workstation

Power

Noise Level

Synology DS225+: 19.6 dB
UGREEN NASync DXP6800 Ultra: Not recorded

Power Consumption

Synology DS225+: 16.98 W
UGREEN NASync DXP6800 Ultra: 43.07 W
Catalog note
UGREEN states 43.07 W under drive access and 24.91 W in drive hibernation

Processor

Architecture

Synology DS225+: x86-64
UGREEN NASync DXP6800 Ultra: x86-64

Cores

Synology DS225+: 4
UGREEN NASync DXP6800 Ultra: 10

Hardware Encryption

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
Intel AES New Instructions are listed as supported on the Core 5 120U

Hardware Transcoding

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
Intel lists Quick Sync Video as supported on the Core 5 120U fitted here, and UGREEN builds the 8K HDMI output and Plex transcoding around it

Model

Synology DS225+: Intel Celeron J4125
UGREEN NASync DXP6800 Ultra: Intel Core 5 120U

Npu

Synology DS225+: Not applicable / unspecified
UGREEN NASync DXP6800 Ultra: Not applicable / unspecified
Catalog note
The Core 5 120U is a Raptor Lake-U Refresh part and Intel lists no AI Boost NPU for it; the local AI photo features run on the CPU and integrated graphics

Raid

Btrfs

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro offers Btrfs or EXT4 when a volume is created, and snapshot-based recovery requires Btrfs

Hybrid Raid

Synology DS225+: YES (SHR)
UGREEN NASync DXP6800 Ultra: No
Catalog note
The published storage modes are JBOD, Basic and RAID 0, 1, 5, 6 and 10, with no flexible mixed-drive mode

Raid 5

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: Yes

Raid 6

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: Yes

Snapshots

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro ships a Snapshot app that captures point-in-time versions of files, and UGREEN lists snapshot management among this model's workloads

Zfs

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: No
Catalog note
UGOS Pro offers only Btrfs and EXT4 at volume creation

Remote Access

Ddns

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN documents DDNS as the advanced alternative to UGREENlink, reaching the NAS through your own domain with router-side port forwarding

Remote Access Service

Synology DS225+: YES (QuickConnect)
UGREEN NASync DXP6800 Ultra: YES (UGREENlink)
Catalog note
UGREENlink is the built-in remote access feature, enabled from Control Panel > Device Connection > Remote access and reached through a custom ug.link address without port forwarding

Ssh Access

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN documents enabling SSH from Control Panel > Terminal, with root privileges through sudo

Vpn Server

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: No
Catalog note
The published UGOS Pro app list carries no VPN server, and UGREEN's own remote access guide covers UGREENlink, DDNS and Tailscale, with Tailscale running in Docker and WireGuard left to the user to operate

Storage

Expansion Unit

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: No
Catalog note
UGREEN publishes no expansion enclosure for the NASync range; extra hardware goes through the PCIe Gen4 x4 slot instead

Hot Swappable

Synology DS225+: Yes
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGREEN states that its NAS support hot-swapping hard drives, while recommending a shutdown first for data safety

M 2 Nvme Slots

Synology DS225+: 0
UGREEN NASync DXP6800 Ultra: 2

M 2 Storage Pool

Synology DS225+: No
UGREEN NASync DXP6800 Ultra: Yes
Catalog note
UGOS Pro can build a separate M.2 SSD storage pool on the DXP models that carry M.2 slots, instead of using them only as read or read-write cache

Max Raw Capacity

Synology DS225+

40 TB

UGREEN NASync DXP6800 Ultra

208 TB

Manufacturer source

The stated maximum raw storage capacity is 208 TB.

UGREEN NASync DXP6800 Ultra manufacturer product page →

Source section: Product description
Model: UGREEN NASync DXP6800 Ultra
Region: Manufacturer product page; no universal regional compatibility implied
Firmware: Not specified by this source
Checked: 2026-10-04

This is a maximum across supported drives, not included or usable storage capacity.

Document check only; not a hands-on test or verification of every regional or firmware variant.

Catalog note

UGREEN states 208TB across six 32TB SATA drives and two 8TB M.2 SSDs

Total Bays

Synology DS225+

UGREEN NASync DXP6800 Ultra

Manufacturer source

The enclosure has six SATA drive bays.

UGREEN NASync DXP6800 Ultra manufacturer product page →

Source section: Product description
Model: UGREEN NASync DXP6800 Ultra
Region: Manufacturer product page; no universal regional compatibility implied
Firmware: Not specified by this source
Checked: 2026-10-04

This is a maximum across supported drives, not included or usable storage capacity.

Document check only; not a hands-on test or verification of every regional or firmware variant.

Specifications for Synology DS225+ versus UGREEN NASync DXP6800 Ultra
Specification	Synology DS225+	UGREEN NASync DXP6800 Ultra
Apps
Ai Photo Recognition	Yes	Yes Catalog note Local AI photo tools cover people recognition, OCR, object and scene recognition, duplicate detection, pet recognition and custom learning
Docker	Yes	Yes Catalog note UGREEN lists Docker containers among the workloads this model runs, and Docker is installed from the UGOS Pro App Center
Operating System	Synology DSM	UGOS Pro
Plex Media Server	Yes	Yes Catalog note UGREEN documents Plex Media Server running through Docker on all DXP series models, with Intel Quick Sync hardware transcoding inside the container; UGOS Pro ships no separate App Center package for it
Surveillance App	YES (25 cameras)	Yes Catalog note Surveillance Center handles live view, playback and alerts, and UGREEN states it supports face, people, pet and vehicle detection on this model
Virtual Machines	Yes	Yes Catalog note UGOS Pro ships a Virtual Machine Manager, and UGREEN lists running virtual machines among this model's workloads
Backup
Cloud Sync Backup	Yes	Yes Catalog note The Cloud Drives app syncs NAS storage with cloud services, and UGREEN lists cloud drives among this model's UGOS Pro workloads
Endpoint Backup	Yes	Yes Catalog note UGOS Pro provides a dedicated Time Machine destination over SMB and Bonjour, and backs up Windows and Mac folders through Sync & Backup with the desktop client
Usb Copy	Yes	No Catalog note UGOS Pro documents no one-touch USB copy app or front-panel button; an attached drive is mounted in Storage Manager and copied by a Sync & Backup task
Features
Scheduled Power On Off	Yes	Yes Catalog note UGOS Pro sets boot and shutdown schedules from Control Panel > Hardware & Power > Scheduled startup and shutdown
Ups Support	Yes	Yes Catalog note A UPS is connected from Control Panel > Hardware & Power > UPS so the NAS enters standby or shuts down safely; UGREEN publishes its own US2000 and US3000 DC units and a tested third-party compatibility list
File Services
Iscsi	Yes	Yes Catalog note SAN Manager creates block storage that connected devices mount like a local drive, and UGREEN lists it among the services this model runs
Nfs	Yes	Yes Catalog note UGOS Pro serves SMB, NFS, WebDAV, FTP and SFTP from Control Panel > File Services
Rsync	Yes	Yes Catalog note UGOS Pro lists rsync among its file protocol services, and UGREEN documents backing up to a second NAS or remote server over rsync or WebDAV
Memory
Capacity	2 GB	8 GB
Ecc	No	Yes Catalog note UGREEN's spec table lists ODECC (on-die ECC) as supported, which protects the memory chip internally rather than reporting errors to the system
Maximum Capacity	6 GB	96 GB Catalog note Two DDR5 slots, shipped with 8GB and expandable to 96GB per UGREEN's spec table
Type	DDR4	DDR5
Network
1 Gbe Ports	1	0
10 Gbe Ports	0	2
2 5 Gbe Ports	1	0
Link Aggregation	Not recorded	Yes Catalog note UGREEN states the two 10GbE ports can be aggregated into 20G of bandwidth for reads of up to 2500MB/s, and describes link aggregation and SMB multichannel on this range
Sfp Plus Ports	0	0
Wake On Lan	Yes	Yes Catalog note UGREEN states that all its NAS support Wake on LAN, enabled from Control Panel > Hardware & Power > Power and triggered from the UGREEN NAS client
Ports
Hdmi Output	No	YES (8K) Catalog note HDMI 2.1 output, listed by UGREEN as 8K
Sd Card Slot	No	YES (SD 4.0) Catalog note Front SD 4.0 UHS-II card reader
Usb C Port	No	YES (Thunderbolt 4)
Usb Ports	2	4 Catalog note Two USB-A at 10Gb/s (one front, one rear) and two rear USB 2.0 at 480Mb/s, alongside the two Thunderbolt 4 ports
Usb4 Thunderbolt	No	YES (Thunderbolt 4) Catalog note Two front Thunderbolt 4 ports at 40Gb/s, usable for a direct link to a workstation
Power
Noise Level	19.6 dB	Not recorded
Power Consumption	16.98 W	43.07 W Catalog note UGREEN states 43.07 W under drive access and 24.91 W in drive hibernation
Processor
Architecture	x86-64	x86-64
Cores	4	10
Hardware Encryption	Yes	Yes Catalog note Intel AES New Instructions are listed as supported on the Core 5 120U
Hardware Transcoding	Yes	Yes Catalog note Intel lists Quick Sync Video as supported on the Core 5 120U fitted here, and UGREEN builds the 8K HDMI output and Plex transcoding around it
Model	Intel Celeron J4125	Intel Core 5 120U
Npu	Not applicable / unspecified	Not applicable / unspecified Catalog note The Core 5 120U is a Raptor Lake-U Refresh part and Intel lists no AI Boost NPU for it; the local AI photo features run on the CPU and integrated graphics
Raid
Btrfs	Yes	Yes Catalog note UGOS Pro offers Btrfs or EXT4 when a volume is created, and snapshot-based recovery requires Btrfs
Hybrid Raid	YES (SHR)	No Catalog note The published storage modes are JBOD, Basic and RAID 0, 1, 5, 6 and 10, with no flexible mixed-drive mode
Raid 5	No	Yes
Raid 6	No	Yes
Snapshots	Yes	Yes Catalog note UGOS Pro ships a Snapshot app that captures point-in-time versions of files, and UGREEN lists snapshot management among this model's workloads
Zfs	No	No Catalog note UGOS Pro offers only Btrfs and EXT4 at volume creation
Remote Access
Ddns	Yes	Yes Catalog note UGREEN documents DDNS as the advanced alternative to UGREENlink, reaching the NAS through your own domain with router-side port forwarding
Remote Access Service	YES (QuickConnect)	YES (UGREENlink) Catalog note UGREENlink is the built-in remote access feature, enabled from Control Panel > Device Connection > Remote access and reached through a custom ug.link address without port forwarding
Ssh Access	Yes	Yes Catalog note UGREEN documents enabling SSH from Control Panel > Terminal, with root privileges through sudo
Vpn Server	Yes	No Catalog note The published UGOS Pro app list carries no VPN server, and UGREEN's own remote access guide covers UGREENlink, DDNS and Tailscale, with Tailscale running in Docker and WireGuard left to the user to operate
Storage
Expansion Unit	No	No Catalog note UGREEN publishes no expansion enclosure for the NASync range; extra hardware goes through the PCIe Gen4 x4 slot instead
Hot Swappable	Yes	Yes Catalog note UGREEN states that its NAS support hot-swapping hard drives, while recommending a shutdown first for data safety
M 2 Nvme Slots	0	2
M 2 Storage Pool	No	Yes Catalog note UGOS Pro can build a separate M.2 SSD storage pool on the DXP models that carry M.2 slots, instead of using them only as read or read-write cache
Max Raw Capacity	40 TB	208 TB Manufacturer source The stated maximum raw storage capacity is 208 TB. UGREEN NASync DXP6800 Ultra manufacturer product page → Source section Product description Model UGREEN NASync DXP6800 Ultra Region Manufacturer product page; no universal regional compatibility implied Firmware Not specified by this source Checked 2026-10-04 This is a maximum across supported drives, not included or usable storage capacity. Document check only; not a hands-on test or verification of every regional or firmware variant. Catalog note UGREEN states 208TB across six 32TB SATA drives and two 8TB M.2 SSDs
Total Bays	2	6 Manufacturer source The enclosure has six SATA drive bays. UGREEN NASync DXP6800 Ultra manufacturer product page → Source section Product description Model UGREEN NASync DXP6800 Ultra Region Manufacturer product page; no universal regional compatibility implied Firmware Not specified by this source Checked 2026-10-04 This is a maximum across supported drives, not included or usable storage capacity. Document check only; not a hands-on test or verification of every regional or firmware variant.

Know what’s behind the comparison.

The table matches specifications by section and field. It preserves notes, separates missing data from explicit “No” values, and keeps qualifications attached to their values. No overall winner is assigned from feature counts.

Read our comparison methodology