Buy QNAP if you want the most capable hardware among the established brands.
QNAP consistently ships more machine per dollar than Synology — more RAM, M.2 NVMe slots as standard, PCIe expansion on many models, HDMI out, and Intel chips with Quick Sync for Plex. QTS is busier and less curated than DSM, and QNAP's security history demands you take updates seriously, but for power users who will actually use the expansion options, the TS-464 and TS-664 remain the best all-round boxes in their class.
| Brand | Model | Bays | CPU | RAM | Network | Wty | Price | Buy |
|---|---|---|---|---|---|---|---|---|
| QNAP | TS-464-8G 4-Bay QTS 5 | 4 | Intel Celeron N5105 (4-core) | 8GB DDR4 | 2x 2.5GbE | 2yr | $607.05 | Buy → |
| QNAP | TS-664-8G 6-Bay QTS 5 | 6 | Intel Celeron N5105 (4-core) | 8GB DDR4 | 2x 2.5GbE | 2yr | $743.07 | Buy → |
| QNAP | TS-233 2-Bay Desktop NAS Diskless QTS 5 | 2 | ARM Cortex-A55 (4-core) | 2GB | 1GbE | 3yr | Out of stock | Check availability |
Cheapest in stock: TS-464-8G 4-Bay at $607.05. Out-of-stock models show no price and drop out of rankings until stock returns.
QNAP ships two operating systems. QTS 5, on the mainstream TS line, is a feature-dense platform: Container Station for Docker and LXD, Virtualization Station for full VMs, HBS 3 for hybrid backup and sync, and multimedia apps that exploit the HDMI port and Intel iGPU. QuTS hero, on higher-tier models, swaps the ext4 foundation for ZFS — inline deduplication, compression, and self-healing checksums for buyers who want filesystem-grade integrity.
The honest assessment: QTS gives you more knobs than DSM and a real app store, but the interface is noisier and the curation looser. QNAP's security record includes ransomware campaigns that specifically targeted internet-exposed QNAP units; the platform has hardened meaningfully since, and the practical rule is the same as any NAS — never expose the admin interface to the internet, use a VPN, and let auto-update run. Administered that way, QTS is a power-user's playground.
Hardware is QNAP's argument. The TS-464 pairs an Intel N5105 with 8GB of RAM (expandable to 16GB), two M.2 NVMe slots for cache or storage pools, 2.5GbE twice over, HDMI out, and a PCIe slot that takes a 10GbE card later — a genuinely expandable box at a mainstream price, and the reference Plex NAS of its generation thanks to Quick Sync. The TS-664 stretches the same platform to six bays for RAID 6 territory. Even the budget ARM TS-233 undercuts Synology's equivalent while matching its role. Compare the live prices above with the Synology page and the spec gap at equal money is obvious; only UGREEN out-specs QNAP today, and QNAP answers with a deeper OS and the PCIe escape hatch UGREEN lacks.
The TS-233 is QNAP's honest entry point: a quiet ARM two-bay for mirrored backup at the lowest price QNAP charges for anything. Know what you are not getting — no hardware transcoding, no Virtualization Station, modest RAM — and it serves its role well. If your ambitions extend beyond backup and direct-play media even slightly, skip straight past it; the price gap to the Intel models buys you an entirely different class of machine.
The TS-464-8G is the model that earns QNAP its reputation, and the one to price-check first in the table above. Four bays for RAID 5, an Intel N5105 whose Quick Sync engine chews through 4K transcodes, 8GB of RAM out of the box, two M.2 slots, dual 2.5GbE, HDMI — and the PCIe slot, which is the quiet superpower: a 10GbE card later costs a fraction of replacing the chassis. It is the default recommendation for a Plex household, a Docker tinkerer, or anyone who wants one box to grow with them for five years.
The TS-664-8G is the same argument with two more bays, and the smarter buy for anyone whose library is already measured in tens of terabytes. Six bays mean you can run RAID 6 — two-drive fault tolerance, which matters as rebuild windows stretch on large drives — while still keeping four drives of usable capacity. The premium over the TS-464 at today's live prices is usually modest against the cost of migrating a full four-bay array later. Between the two Intel models, buy bays for the data you will have in three years, not the data you have today.
QTS setup asks more decisions of you than DSM — pool type, volume type, cache configuration — and the right answers for most buyers are the boring ones: static volume for a simple file server, thick volume if you want snapshots, skip SSD caching until you have evidence you need it. Create your RAID group with a hot-spare policy in mind if you bought more bays than you are filling. The extra choices are QTS in miniature: more control, more responsibility.
Security hardening is not optional on a QNAP. In the first hour: disable UPnP port forwarding on your router for the NAS, turn off any myQNAPcloud exposure you did not explicitly choose, change the default admin account, enable 2FA, and set firmware plus app auto-updates. QNAP's ransomware history happened almost entirely to internet-exposed units — a QNAP behind a router with a VPN for remote access has a very different risk profile than the horror stories suggest. Snapshots on every volume complete the checklist.
QNAP has shipped NAS hardware for two decades and has always been the spec-sheet aggressor of the incumbent pair — first to 2.5GbE as standard, generous with RAM and slots, quick to adopt new Intel platforms. The software history is bumpier: QTS grew features faster than polish, and the 2021-2022 ransomware campaigns against exposed units were the category's loudest security story. QNAP's response — hardened defaults, security counseling in the UI, faster patch cadence — has been substantive rather than cosmetic.
The trajectory that matters for buyers: QuTS hero brings ZFS downmarket year by year, hardware keeps its half-generation lead over Synology, and the platform rewards owners who administer it actively. QNAP is the brand for people who read release notes — and its long history of PCIe expandability means a TS-464 bought today has upgrade paths (10GbE, more NVMe) that will still be relevant when its warranty expires.
QNAP units accept any standard SATA drive with no compatibility drama — there has never been a QNAP drive-lock episode. Use CMR NAS drives: Seagate IronWolf and WD Red Plus for mainstream builds, IronWolf Pro or Exos when you want longer warranties and higher workload ratings at often-similar per-terabyte prices. Populate the M.2 slots with NVMe for read caching only if your working set justifies it; for most home users, spending that budget on bigger spinning drives yields more. Check today's cheapest per-terabyte options on our live trackers before you buy.
Live per-terabyte rankings: NAS drives · CMR drive list · recertified enterprise. Upgrading an existing array? The upgrade planner computes net cost after resale.
Buy QNAP if: you want Plex with real 4K hardware transcoding, you value PCIe/M.2/RAM expansion headroom, you want ZFS via QuTS hero without building a TrueNAS box, or you want HDMI out for a direct-attached media console. Skip QNAP if: you want the most hands-off software experience (Synology), the absolute lowest price for the hardware (UGREEN and TerraMaster undercut it), or you refuse to manage security updates diligently — an unmaintained, internet-exposed QNAP is the classic cautionary tale.
The one-sentence decision: if you can name the expansion you will want in two years — a 10GbE card, more NVMe, doubled RAM — buy the QNAP, because it is the only box in this class that will accept it. If you cannot, the money says compare the live UGREEN prices first and the software says compare Synology, and QNAP's job is to beat one of them at whichever criterion you actually care about. On the day we write this, its live prices in the table above keep it squarely in that fight.
QTS 5 is QNAP's mainstream OS on an ext4 foundation; QuTS hero is the ZFS-based variant on higher-tier models, adding inline deduplication, compression and self-healing data integrity. For most home buyers QTS is the right default; QuTS hero suits data-integrity-critical workloads and buyers who specifically want ZFS.
It is the reference Plex NAS of its class. The Intel N5105's Quick Sync iGPU hardware-transcodes 4K HEVC smoothly, 8GB RAM handles the app stack, and the M.2 slots can cache metadata. For direct-play-only libraries even the TS-233 works, but for mixed clients the TS-464 is the safe pick — see its live price in the table above.
On models with a PCIe slot — including the TS-464 and TS-664 — yes: QNAP's QXG cards or third-party Intel NICs drop in. This is a real differentiator against Synology desktop models and UGREEN, neither of which offers PCIe expansion in this class.
They are as secure as their administration. QNAP was hit by targeted ransomware campaigns in past years, overwhelmingly via internet-exposed admin interfaces; the OS has since hardened with better defaults. The rules: never port-forward the admin UI, access remotely via VPN, enable auto-updates and snapshots. Followed, QTS is dependable; ignored, no NAS brand will save you.
Same platform, different bay count. Four bays in RAID 5 suit most homes; six bays let you run RAID 6 (two-drive fault tolerance) or simply grow further before your next chassis. If your library is already tens of terabytes or growing fast, the TS-664's live price above is usually worth the difference.
No — the TS models we track are diskless. Budget for CMR NAS drives separately; our live trackers rank today's cheapest per-terabyte options, and the hub's worked example totals a complete build at current prices.