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Best QNAP 2-Bay NAS (2026)
The quick verdict
- Top pickQNAP TS-264performance percentile 39.6
- Lowest power drawQNAP TS-253D12.4 W in operation
- Best forfirst-time home backup
Rankings and scores come from the specs alone and are not affected by affiliate commissions.
Spec ruler
In short
Bottom line. Among 17 QNAP 2-bay NAS models, the data ranks the QNAP TS-264 first. It posts performance percentile 39.6. Next come the QNAP TS-262A (No. 2) and the QNAP TS-253E (No. 3).
Among the 2-bay QNAP NAS models in the Specotomy database, excluding rackmounts, the top five by performance percentile are the TS-264, TS-262A, TS-253E, TS-253D and TS-262, and all five have built-in 2.5GbE. The TS-264 leads with a 4-core Intel Celeron N5095 running at up to 2.9 GHz, 8 GB of RAM (16 GB maximum), two 2.5GbE ports, two M.2 slots, one PCIe slot and HDMI output. QNAP lists its operating draw at 29.1 W, its weight at 1.55 kg and a 3-year warranty. The TS-262A uses the same CPU but ships with 4 GB of RAM, one 2.5GbE port and no PCIe slot or HDMI, drawing about 8 W less at 20.8 W. For the lowest power, the TS-253D and TS-262 both list 12.4 W; the TS-253D caps memory at 8 GB with no M.2 slots, while the TS-262 has a 2-core CPU and a 2-year warranty.
Top picks
No. 1: QNAP TS-264
- Performance percentile 39.6
- CPU cores 4; boost clock 2.9 GHz; base RAM 8 GB; max RAM 16 GB
No. 2: QNAP TS-262A
- Performance percentile 35.4
- CPU cores 4; boost clock 2.9 GHz; base RAM 4 GB; max RAM 16 GB
- beats the top pick on operating power: 20.8 W vs 29.1 W
about 72.8 kWh less per year if left on 24/7
No. 3: QNAP TS-253E
- Performance percentile 28.4
- CPU cores 4; boost clock 2.6 GHz; base RAM 8 GB; max RAM 16 GB
- beats the top pick on volume: 3.71 L vs 3.92 L
Key specs at a glance
| Spec | TS-264 | TS-262A | TS-253E | TS-253D | TS-262 |
|---|---|---|---|---|---|
| M.2 slots | 2WINtop 4% | 2WINtop 4% | 2WINtop 4% | 0bottom 46% | 2WINtop 4% |
| Operating power | 29.1 Wtop 19% | 20.8 Wtop 10% | 24.2 Wtop 13% | 12.4 WWINtop 4% | 12.4 WWINtop 4% |
| CPU cores | 4WINtop 22% | 4WINtop 22% | 4WINtop 22% | 4WINtop 22% | 2bottom 9% |
| Base RAM | 8 GBWINtop 23% | 4 GBbottom 47% | 8 GBWINtop 23% | 4 GBbottom 47% | 4 GBbottom 47% |
| Max RAM | 16 GBWINbottom 48% | 16 GBWINbottom 48% | 16 GBWINbottom 48% | 8 GBbottom 25% | 16 GBWINbottom 48% |
| LAN ports | 2WINbottom 38% | 1bottom 8% | 2WINbottom 38% | 2WINbottom 38% | 1bottom 8% |
Show every spec
| Spec | TS-264 | TS-262A | TS-253E | TS-253D | TS-262 |
|---|---|---|---|---|---|
| Drive bays | 2bottom 11% | 2bottom 11% | 2bottom 11% | 2bottom 11% | 2bottom 11% |
| CPU cores | 4WINtop 22% | 4WINtop 22% | 4WINtop 22% | 4WINtop 22% | 2bottom 9% |
| Boost clock | 2.9 GHzWINtop 39% | 2.9 GHzWINtop 39% | 2.6 GHzbottom 47% | 2.7 GHztop 49% | 2.9 GHzWINtop 39% |
| Base RAM | 8 GBWINtop 23% | 4 GBbottom 47% | 8 GBWINtop 23% | 4 GBbottom 47% | 4 GBbottom 47% |
| Max RAM | 16 GBWINbottom 48% | 16 GBWINbottom 48% | 16 GBWINbottom 48% | 8 GBbottom 25% | 16 GBWINbottom 48% |
| Max LAN speed | 2.5 Gbpsbottom 48% | 2.5 Gbpsbottom 48% | 2.5 Gbpsbottom 48% | 2.5 Gbpsbottom 48% | 2.5 Gbpsbottom 48% |
| LAN ports | 2WINbottom 38% | 1bottom 8% | 2WINbottom 38% | 2WINbottom 38% | 1bottom 8% |
| M.2 slots | 2WINtop 4% | 2WINtop 4% | 2WINtop 4% | 0bottom 46% | 2WINtop 4% |
| PCIe slots | 1top 49% | – | – | 1top 49% | 1top 49% |
| USB ports | 4top 35% | 4top 35% | 4top 35% | 5WINtop 18% | 4top 35% |
| Weight | 1.55 kgWINtop 7% | – | 2.57 kgtop 18% | 1.55 kgWINtop 7% | 2.61 kgtop 19% |
| Volume | 3.92 Ltop 8% | – | 3.71 LWINtop 6% | 3.99 Ltop 9% | 3.92 Ltop 8% |
| Operating power | 29.1 Wtop 19% | 20.8 Wtop 10% | 24.2 Wtop 13% | 12.4 WWINtop 4% | 12.4 WWINtop 4% |
| Warranty | 3 yrWINtop 7% | 3 yrWINtop 7% | 3 yrWINtop 7% | 3 yrWINtop 7% | 2 yrbottom 35% |
| Metric (0–100) | TS-264 | TS-262A | TS-253E | TS-253D | TS-262 |
|---|---|---|---|---|---|
| Performance percentile | 39.6WIN | 35.4 | 28.4 | 24 | 20.6 |
| Lightness percentile | 93.6 | No data | 82.5 | 93.6 | 81.5 |
| Compactness percentile | 91.9 | No data | 94.2 | 90.3 | 91.9 |
| Home media server fit | 76 | No data | 76 | 72 | 72 |
| Small office fit | 50 | 50 | 50 | 46 | 50 |
| 10GbE video editing fit | 44WIN | 23 | 22 | 25 | 40 |
| Low-power compact 24/7 fit | 69 | No data | 73 | 82 | 82 |
The details
No. 4: QNAP TS-253D
- Performance percentile 24
- CPU cores 4; boost clock 2.7 GHz; base RAM 4 GB; max RAM 8 GB
- beats the top pick on USB ports: 5 ports vs 4 ports
1 more USB for drives or a UPS
No. 5: QNAP TS-262
- Performance percentile 20.6
- CPU cores 2; boost clock 2.9 GHz; base RAM 4 GB; max RAM 16 GB
- beats the top pick on operating power: 12.4 W vs 29.1 W
about 145.7 kWh less per year if left on 24/7
How we rank
- performance percentile computed from QNAP's official hardware specification pages
- equal values share a rank
FAQ
- Which of these QNAP 2-bay NAS picks has the most CPU cores?
- 4 models tie at 4 cores: the TS-264, TS-262A, TS-253E, and TS-253D.
- Which of these QNAP 2-bay NAS picks has the highest boost clock?
- 3 models tie at 2.9 GHz: the TS-264, TS-262A, and TS-262.
- Which of these QNAP 2-bay NAS picks has the most base RAM?
- 2 models tie at 8 GB: the TS-264 and TS-253E.
- Which of these QNAP 2-bay NAS picks has the highest RAM ceiling?
- 4 models tie at 16 GB: the TS-264, TS-262A, TS-253E, and TS-262.
- Which of these QNAP 2-bay NAS picks has the most LAN ports?
- 3 models tie at 2 ports: the TS-264, TS-253E, and TS-253D.