UGREEN NASync DXP2800 is the top pick among NAS under $400, rated 4.6 stars across 931 customer reviews.
UGREENNASync DXP2800
4.6(931)11% OFF$439.99$389.99
SynologyDS223j
4.5(871)$209.99
SynologyDS223
4.6(587)6% OFF$304.99$285.99
UGREENNASync DH2300
4.5(741)11% OFF$269.99$239.00
SynologyDS225+
4.5(243)$364.99
UGREENNASync DH4300 Plus
4.2(321)17% OFF$439.99$364.98
SynologyDS124
4.4(214)$159.99
SynologyDS423
4.4(170)$399.99
UbiquitiUNAS 2
2.1(3)$248.20- Deals by email
Prices keep moving. Get the best deals by email
We follow prices across the catalog and email you the best deals we find.
No spam. Unsubscribe in one click.
No products match these filters.
Frequently asked questions
What are the best NAS under $400?
UGREEN NASync DXP2800, Synology DS223j 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 9 products in this price range.
How many NAS cost less than $400?
This page tracks 9 NAS under $400 from 3 brands, with prices starting at $159.99.
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.