Product Comparison: Synology DS118 vs Synology DS115j

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General Specifications
About the Product
Synology DiskStation DS118 is a high-performance and compact 1-bay NAS, specifically designed for offices and home users to effectively manage, protect, and share data. Its new 64-bit quad-core processor supports 10-bit 4K H.265 video transcoding to enrich multimedia entertainment.
The compact, lightweight and energy-efficient DS115j NAS is a great solution for budget-conscious home users who need a simple and complete NAS server. Easily backup documents, watch live video from surveillance cameras, and create a personal cloud to share files with friends and family.
Key Specs
Hard Drive Capacity
2 TB
5 TB
Number Of Slots
1 -bay
1 -bay
Storage Drive Type
2.5”, 3.5”, SATA 3Gb/s, SATA 6Gb/s, SSD
2.5”, 3.5”, SATA 3Gb/s, SATA 6Gb/s
What customers say about "Key Specs"
Synology DS118 2TB 1-Bay Desktop NAS Unit
  • Good quality, quite quick single-drive NAS.
  • Great performance for the price, good capacity of this.
  • A great external storage device with great size.
  • A very good mid-range NAS. Great capacity.
  • Space for 1 hard drive only. Internal Hard Drive is EXT4 only.
Synology DS115j 1-Bay Desktop NAS Enclosure
  • Easy to set up. The one bay enclosure with WD 3TB HDD was the perfect fit.
  • Excellent nas been running for over 12 months with no issues. Fast and quiet.
  • This is an attractive unit, very easy to install and quiet and cool in operation.
  • Came exactly as expected, quick delivery, easy set-up.
Size & Weight
6.53 in.
6.5 in.
2.79 in.
2.79 in.
8.81 in.
8.82 in.
1.54 lbs.
1.56 lbs.
Realtek RTD1296
Marvell Armada 370
1 GB
0.256 GB
RAID Support
Ultimate file management and sharing, Easy file access with QuickConnect, Stream content to your TV, Sync files on demand, Public Cloud Integration
Runs on Synology DiskStation Manager (DSM), Full Multimedia Features, Cross-platform file sharing, Energy-efficient with Cool and Quiet Design
Included Software
File Station, Universal Search, Hyper Backup, Backup tool, Cloud Station Suite, Cloud Sync, Surveillance Station 5, Collaboration Suite, Note Station, Storage Analyzer, Antivirus Essential, Download Station, Web Station, iOS/Android applications, Windows Phone applications
WebDAV, Synology Data Replicator, Synology Assistant, Rsync, Download Station, iSCSI, QuickConnect
What customers say about "Features"
Synology DS118 2TB 1-Bay Desktop NAS Unit
  • There is so much this little box can do: timed backups, remote access, file sharing, etc.
  • You really do get a lot of functionality for your money.
  • The software is fine, we used the supplied Windows app to set up users and passwords without any undue stress.
  • There is a lot of free Synology software to play with. A nice bit of kit for home use.
  • Great technology, drive capacity, speed, design and performance.
Synology DS115j 1-Bay Desktop NAS Enclosure
  • Off site access with Quick connect is great. DS app on phone controlling movies on wifi TV is icing on the cake.
  • A feature rich and seriously very good NAS device.
  • This is a great improvement to my old WD MyBook that is nearing its MTBF time. So many features to play with.
  • The Synology DS has a bunch of great built-in features for things like proxy servers, torrent downloading etc. Set-up took around 10 minutes.
  • This is awesome, easy to set up and not a single problem in 3 months of use. Great features.
LAN Speed
1000 Mbps
1000 Mbps
Number of LAN
Number of USB
What customers say about "Interfaces"
Synology DS118 2TB 1-Bay Desktop NAS Unit
  • 112 MB/sec data transfer (reading & writing). Great speed.
  • 2 x USB3 Sockets on the back. Easy to connect.
  • This DS118 is fast. Great connectivity.
  • Simple to install and connect, and very good management software.
  • Easy to set up, everything I tried worked well. Good connectivity via USB.
Synology DS115j 1-Bay Desktop NAS Enclosure
  • Great connectivity. The DS file app works very well.
  • You could run a backup from the rear USB ports. Highly recommended.
  • Excellent location of the ports and their number.
  • I'd prefer USB ports on the front.
  • The USB connections on the back of this box are USB 2.0 only.
Warranty / Certifications
Manufacturer Warranty
2 year(s)
2 year(s)
Other Information

Other reviews