Product Comparison: Synology DS418 vs QNAP TS-431P2

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General Specifications
About the Product
Synology DiskStation DS418 is a high-performance and versatile 4-bay NAS, specifically designed for offices and home users to effectively manage, protect, and share data. Its new 64-bit quad-core processor supports volume management of large-capacity storage.
The TS-431P2 features three USB 3.0 ports and dual Gigabit LAN ports, delivering outstanding multitasking performance for your backup, synchronization, and remote access needs on a secure private cloud.
Key Specs
Hard Drive Capacity
4 TB
4 TB
Number Of Slots
4 -bay
4 -bay
Storage Drive Type
2.5”, 3.5”, SSD
2.5”, 3.5”, SATA 3Gb/s, SATA 6Gb/s, SSD
What customers say about "Key Specs"
Synology DS418 4-Bay Desktop NAS Unit
  • Both read and write speeds are very fast, and the capacity is huge.
  • Plugged it in, popped in four WD Red disks, waited not all that long for it to initialize the disks, and have been happily using it since then without any issues.
  • I've installed two 2TB WD Red drives which have had around 1 month of up-time now with no issues. Great capacity.
  • I purchased two 4TB Seagate IronWolf drives for this product and I'm really happy. Supports all types which I need.
  • Very easy to install and use. There are four bays that all have access from the front and the bays are lockable.
QNAP TS-431P2 4-Bay NAS Solution
  • This model is powerful, very good and reasonable price. Great number of bays.
  • Fast and quiet. Much faster than my old WD My Cloud.
  • It worked very well for me, I keep learning its different functions and uses.
  • This is a great, high quality NAS. It does its job very well. I've had zero issues with it.
  • Very happy with this purchase. It was easy to install drives into and set up on my network. It’s fast and quiet with a simple interface.
Size & Weight
6.53 in.
6.65 in.
7.83 in.
6.29 in.
8.78 in.
8.62 in.
5.03 lbs.
6.61 lbs.
Realtek RTD1296
ARM Cortex-A15
2 GB
4 GB
RAID Support
Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, Synology Hybrid RAID
RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, Single, JBOD
Cost-effective, Easy Management, Scalability, Flexibility
IFTTT Agent, Floating Point Unit, Encryption Engine, Hot-swappable, SSD Cache Acceleration Support, Jumbo Frames support
Included Software
iSCSI, Snapshot, Windows ODX, Synology Office, Synology Drive, QuickConnect
myQNAPcloud, Qsync, Hybrid Backup Sync, Qcontactz, Qsirch, Qfiling, iSCSI, Snapshot
What customers say about "Features"
Synology DS418 4-Bay Desktop NAS Unit
  • With the four bays you get access to more RAID types 5, 6 and 10 over the basic mirror or no redundancy options.
  • The software and the options seems overwhelming.
  • The "Hyper Backup" tool is really effective.
  • The software suit are well designed and you have so so many options.
  • I really like the Synology software, I'm running my own VPN server so that I can access my network from outside when staying away from home.
QNAP TS-431P2 4-Bay NAS Solution
  • A great entry-level NAS, with a powerful CPU for the price.
  • The CPU is an ARM based quad core 1.4GHZ. It's got easily more than enough CPU and RAM performance for the Movie Streaming.
  • The suite of mobile apps, and the ease of access remotely is a dream come true. The UI is easy to use.
  • It was a easy to put together as the disks are hot-swappable.
  • Easy to install, has multiple options.
LAN Speed
1000 Mbps
1000 Mbps
Number of LAN
Number of USB
What customers say about "Interfaces"
Synology DS418 4-Bay Desktop NAS Unit
  • It supports two USB 3.0 expansion ports (for a printer or other devices) at the rear plus another at the front.
  • There is a USB port in the back along with 2x 1GB LAN ports (link Aggregation compatible) and a USB port up front. Great port location.
  • I was clocking crazy speeds moving data to them and between the NAS and an external USB 3.0 drive that were just insane.
  • It has two 1Gb network ports. Great product. Highly recommended.
  • Performance is as expected, I can saturate the gigabit ethernet connection fairly easily.
QNAP TS-431P2 4-Bay NAS Solution
  • It has 1 USB 3.0 port and 2 USB 2.0 ports, with the USB 3.0 port in the front. Great number of USB ports.
  • A good number of USB ports and their location is great.
  • The transfer speeds of this unit are truly astounding. Great gigabit Ethernet connection.
  • Unfortunately there is no HDMI connector.
  • I was upset when I found out that there is no HDMI connector.
Warranty / Certifications
Manufacturer Warranty
2 year(s)
2 year(s)
Other Information

Other reviews