Synology DiskStation DS120j vs. DS118 (1 Disk Bay)

Synology DiskStation DS120j vs. DS118 (1 Disk Bay)

Lowest Cost Synology

The DiskStation DS120j offers incredible value, and you get a decent set of features that make it a great choice if you’re looking to pick up a NAS for the first time. It is just as good when it comes to streaming locally-stored media on your home network. If you want a budget option for backing up data, the DS120j has a lot to offer.

Most Powerful Single Bay

The DiskStation DS118 is a standout choice if you’re in the market for a Single Drive NAS enclosure for use as a media server. This the top of the line (1 bay) NAS with the most powerful hardware, 1GB of RAM, and can handle HD transcoding, ensuring seamless media playback across all devices on your home network.



The DS120j is a great NAS enclosure for a file server, sharing files or a backup device.

UNDER: $100.00



The DS118 is the highest-performance 1 bay NAS enclosure for a media server, file server, sharing files or a backup device.

UNDER: $200.00

Advantages and Disadvantages of a 1-Bay NAS?



Included Synology Features

Video Station

Video Station (DS Video app) helps you manage all the movies, TV shows, and home videos on your Synology NAS. Moreover, it can stream videos to various devices — computers, smartphones, media players, and TVs — to provide you with non-stop, fun watching experience.

Audio Station

With Audio Station and its mobile app DS audio, you can enjoy high-quality playback, listen to radios, manage your music collection, create personal playlist, and share with friends anywhere.


Users can instantly upload photos to their private storage and let auto-sort take care of the rest. Moments is the brand new photo solution for personal and home use.

PLEX Media Server

Enjoy Live TV & DVR, a growing catalog of great web shows, news, and podcasts. It's finally possible to enjoy all the media you love in a single app, on any device, no matter where you are. With the Plex server you can stream your video, music, and photo collections any time, anywhere, to whatever you want.

Synology Drive

Online File Syncing, Backup and File Sharing. Across multiple devices mobile phones, laptops, desktops and even other synology nas devices.

Desktop Backup

Simplified backup solution for your Mac, PC, and mobile devices.

Surveillance Station

Protect your business, home, and other environments with reliable, intuitive Surveillance Station, delivering intelligent monitoring and video management tools to safeguard your valuable assets.

File Server / Web Server

Powerful built-in file management and sharing services.

Snapshot Replication

Schedulable and instantaneous data protection for shared folders and iSCSI LUNs for disaster prevention.



Comprehensive built-in security tools are constantly updated to protect your devices against evolving threats.

Download and experience video station now

DS video is available for iOS and Android users, for free. You can download the apps through App Store or Google Play.



Detailed Look

DS120j DS118
CPU Model
Marvell Armada 3700 88F3720
Dual-Core 800MHz
Realtek RTD1296
Quad-Core 1.4GHz
System Memory
512 MB DDR3 non-ECC
1 GB DDR4 non-ECC
Network interface
1 x Gigabit Ethernet
1 x Gigabit Ethernet
Internal File System
Internal drive bays
One (maximum 16TB)
3.5-inch HDD
2.5-inch HDD/SSD (via optional mount)
One (maximum 16TB)
3.5-inch HDD
2.5-inch HDD/SSD (via optional mount)
USB Ports
2x USB 2.0
2x USB 3.0
Hardware Encryption Engine
Hardware Transcoding
Transcoding Engine
10-bit H.265 (HEVC), MPEG-4 Part 2, MPEG-2, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 60