The sub-$300 4-bay NAS market has genuinely improved. Three brands lead: UGREEN, Terramaster, and Asustor.
Entry 4-bay NAS enclosures under $300 have improved dramatically. This guide covers the mainstream options across three brands. All include Wi-Fi/wired network access, disk-less shell design (bring your own drives), and mature OS options.
In this guide (jump ahead)
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The categories in this guide
- UGREEN NASync entry — UGREEN entry NAS, x86 processors and generous RAM at value pricing.
- Terramaster F4-Series — Terramaster 4-bay lineup with TOS OS, established value NAS brand.
- Asustor Lockerstor — Asustor 4-bay with ADM OS, HDMI output, Intel processors.
Fastest way to pick
- Best all-around sub-$300: UGREEN NASync DXP4800. 4 bays, Intel N100, 8GB RAM standard, 2.5GbE.
- Best Terramaster pick: Terramaster F4-424. Intel N95, 8GB DDR5, 2.5GbE + M.2 slots, TOS 6 OS.
- Best Asustor pick: Asustor Lockerstor 4 Gen2 AS6704T. Intel Celeron N5105, 4GB RAM, dual 2.5GbE, HDMI 2.0.
UGREEN NASync entry
UGREEN entered the NAS market recently with aggressive hardware specs at sub-$300 pricing.
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- UGREEN NASync DXP4800 — Intel N100, 8GB DDR5, 2.5GbE.
- UGREEN NASync DXP4800 Plus — Upgraded model with more RAM and 10GbE.
Terramaster F4-Series
Terramaster has been building 4-bay NAS at competitive prices for years. Newer F4-424 is a strong sub-$300 pick.
- Terramaster F4-424 — Intel N95, 8GB DDR5, 2.5GbE, M.2 slots.
- Terramaster F4-423 — Prior-gen alternative, often on sale.
Asustor Lockerstor
Asustor Lockerstor 4 Gen2 offers HDMI 2.0 (for direct display use as media server) at accessible pricing.
- Asustor Lockerstor 4 Gen2 AS6704T — Intel N5105, dual 2.5GbE, HDMI 2.0.
- Asustor Drivestor 4 Pro Gen2 AS3304T v2 — Budget alternative in Asustor lineup.
Final note
Prices and product revisions change frequently; check the Amazon listings directly for current information.
Related HomeNode guides
- Best 2-Bay NAS 2026: Synology DS224+ vs QNAP TS-233 vs UGREEN NASync DXP2800
- Best 4-Bay NAS Enclosure 2026: Synology DS923+, QNAP TS-464, UGREEN DXP4800, and Terramaster F4-424 Ranked
- Best 8-Bay NAS 2026: Synology DS1823+ vs QNAP TS-873A vs TrueNAS Mini X+ Compared
- Best NAS RAM Upgrade 2026: Synology, QNAP, TrueNAS, and UGREEN Compatible Kits
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Frequently asked questions
How were these products selected?
This guide is a research-based synthesis of product specs, brand reputation, current Amazon reviews, and category trends. It is not a hands-on review – use it to narrow options before you buy.
What price range should I expect?
Prices vary significantly across the categories above. Entry options start at the lower end of each tier listed, while premium picks can be several times more. Amazon pricing changes frequently, so confirm current numbers on the product listings.
Should I always buy the most expensive option?
Not necessarily. Premium products offer better materials, longer warranties, and higher-end features, but mid-tier picks meet the needs of most buyers. Match the pick to your actual use case rather than defaulting to the top of the price range.
How often is this guide updated?
This guide is refreshed as new products launch and older picks are discontinued. Amazon pricing and stock change daily – always confirm current price and availability on Amazon before purchase.
Where is the best place to buy?
Amazon is linked throughout this guide because it typically has broad selection, current pricing, and standardized return policies. Direct manufacturer sites and specialty retailers are also options depending on category and preference.