Synology DX90 S2 vs Synology RS500A-E9-RS4-U

The short verdict

Scores pending

We haven’t scored these yet. Use the measured differences and full specs below.

DX90 S2

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RS500A-E9-RS4-U

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Choose the DX90 S2 if

Lighter in the hand (35 vs 11,000 g)

Full specs →

RS500A-E9-RS4-U

Full specs →

At a glance

Key differences

Measured differences only. Ties and tiny gaps are left out.

Why pick theDX90 S21 win

−10,965 gLighter in the hand35 vs 11,000 g

Check priceNo store price yet

Why pick theRS500A-E9-RS4-U0 wins

No measured advantages in our spec data. Check the full specs below.

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Full specs

Side-by-side specifications

Performance5 differences

Installed storage drive type

HDD

Storage drive interface

Serial Attached SCSI (SAS)

M.2, Serial ATA III

Storage drive size

2.5"

2.5/3.5"

Storage drives installed

Yes

Type

NAS

Storage server

Design3 differences

Weight

35 g

11000 g

Chassis type

Rack (2U)

Rack (1U)

Colors

Black

Black, Silver

Connectivity4 differences

Ethernet LAN (RJ-45) ports

Number of storage drives supported

240

Supported storage drive types

HDD

HDD & SSD

USB port

Yes

General5 differences

Certification

UL · CSA · EN

BSMI, CE, FCC (Class A)

Ethernet LAN

Yes

Manufacturer Sku

VFY:DX920XF580IN

90SF00M1-M00180

Model Number

DX90 S2

RS500A-E9-RS4-U

Operating relative humidity (H-H)

20 - 80%

20 - 90%

Operating temperature (T-T)

10 - 40 °C

10 - 35 °C

Where to buy

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Community

Which would you buy?

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DX90 S2 vs RS500A-E9-RS4-U

Scores pending

Key differences

Side-by-side specifications

Which would you buy?