10
Products
3
Brands
$138.99
Prices from
20%
Top discount
Synology DS223j is the top pick among NAS under $400, rated 4.6 stars across 845 customer reviews.
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FAQ
Frequently asked questions
What are the best NAS under $400?
Synology DS223j, UGREEN NASync DXP2800 and Synology DS223 lead our ranking of NAS under $400, ordered by customer rating weighted by how many reviews back it. The full list compares 10 products in this price range.
How many NAS cost less than $400?
This page tracks 10 NAS under $400 from 3 brands, with prices starting at $138.99.
Are these prices up to date?
Prices come from each product's Amazon listing and are re-checked continuously, so every card shows the latest price we have. A product whose price rises above $400 drops off this list on the next update.
Looking for more than $400?
See all the NAS in the catalog, compared side by side on specs, price and rating.