As an Amazon Associate I earn from qualifying purchases. (Also includes AliExpress affiliate links.)
QNAP TS-1673U vs QNAP TS-1886XU-RP
The quick verdict
- Lower power drawQNAP TS-1673Udraws 111.2 W, 6.7 W less than the TS-1886XU-RP
- Leads on more specsQNAP TS-1886XU-RP5 of 7 differing specs (drive bays 18, boost clock 3.2 GHz)
- Best forTS-1673U for creators moving large video files fast
Rankings and scores come from the specs alone and are not affected by affiliate commissions.
Spec ruler
In short
Bottom line. Of the 7 specs that differ, the QNAP TS-1673U leads on 2 (USB ports and operating power) and the QNAP TS-1886XU-RP on 5 (drive bays, boost clock, max RAM, and 2 more). On our 10GbE video editing index, the TS-1673U scores 94/100 against 59/100.
Using the 12 specs published on QNAP's official hardware specification pages, here is how the QNAP TS-1673U and QNAP TS-1886XU-RP compare. Drive bays: the TS-1886XU-RP at 18 bays versus 16 bays for the TS-1673U, 2 bays more. Among 219 QNAP models, the TS-1886XU-RP ranks in the top 6% and the TS-1673U in the top 7%. The TS-1886XU-RP leads on boost clock, 3.2 GHz to 2.1 GHz, 1.5x. Among 201 QNAP models, the TS-1886XU-RP ranks in the top 32% and the TS-1673U in the bottom 31%. On max RAM, the TS-1886XU-RP posts 128 GB and the TS-1673U 64 GB, a gap of 64 GB. Among 219 QNAP models, the TS-1886XU-RP ranks in the top 6% and the TS-1673U in the top 19%. USB ports: the TS-1673U at 6 ports versus 2 ports for the TS-1886XU-RP, 4 ports more (3.0x). Among 219 QNAP models, the TS-1673U ranks in the top 4% and the TS-1886XU-RP in the bottom 9%.
Key differences 3
USB portsTS-1673U leads
- TS-1673U 6 ports vs the TS-1886XU-RP at 2 ports
- the TS-1673U has 3.0x the USB ports
- among 219 QNAP models: TS-1673U in the top 4%, TS-1886XU-RP in the bottom 9%
4 more USB for drives or a UPS
Max RAMTS-1886XU-RP leads
- TS-1886XU-RP 128 GB vs the TS-1673U at 64 GB
- the TS-1886XU-RP has 2.0x the max RAM
- among 219 QNAP models: TS-1886XU-RP in the top 6%, TS-1673U in the top 19%
Upgradable to 128 GB later
Boost clockTS-1886XU-RP leads
- TS-1886XU-RP 3.2 GHz vs the TS-1673U at 2.1 GHz
- the TS-1886XU-RP is 1.5x higher
- among 201 QNAP models: TS-1886XU-RP in the top 32%, TS-1673U in the bottom 31%
Key specs at a glance
| Spec | TS-1673U | TS-1886XU-RP |
|---|---|---|
| USB ports | 6WINtop 4% | 2bottom 9% |
| Max RAM | 64 GBtop 19% | 128 GBWINtop 6% |
| Boost clock | 2.1 GHzbottom 31% | 3.2 GHzWINtop 32% |
| Volume | 34.1 Lbottom 10% | 23.4 LWINbottom 20% |
| Drive bays | 16top 7% | 18WINtop 6% |
| Weight | 14.3 kgbottom 12% | 12.7 kgWINbottom 19% |
Show every spec
| Spec | TS-1673U | TS-1886XU-RP |
|---|---|---|
| Drive bays | 16top 7% | 18WINtop 6% |
| CPU cores | 4top 22% | 4top 22% |
| Boost clock | 2.1 GHzbottom 31% | 3.2 GHzWINtop 32% |
| Base RAM | 8 GBtop 23% | 8 GBtop 23% |
| Max RAM | 64 GBtop 19% | 128 GBWINtop 6% |
| Max LAN speed | 10 Gbpstop 2% | 10 Gbpstop 2% |
| LAN ports | 6top 1% | 6top 1% |
| M.2 slots | 2top 4% | – |
| PCIe slots | 1top 49% | – |
| USB ports | 6WINtop 4% | 2bottom 9% |
| Weight | 14.3 kgbottom 12% | 12.7 kgWINbottom 19% |
| Volume | 34.1 Lbottom 10% | 23.4 LWINbottom 20% |
| Operating power | 111.2 WWINbottom 18% | 117.9 Wbottom 18% |
| Warranty | 3 yrtop 7% | 3 yrtop 7% |
| Metric (0–100) | TS-1673U | TS-1886XU-RP |
|---|---|---|
| Performance percentile | 65.4 | 70.1WIN |
| Lightness percentile | 11.4 | 18.2WIN |
| Compactness percentile | 9 | 19.2WIN |
| Small office fit | 100 | 100 |
| 10GbE video editing fit | 94WIN | 59 |
| Low-power compact 24/7 fit | 0 | 0 |
The details
How to choose
- USB ports matters most → the TS-1673U (6 ports vs 2 ports)
- Max RAM matters most → the TS-1886XU-RP (128 GB vs 64 GB)
More TS-1673U leads
- Operating power: 111.2 W vs 117.9 W
More TS-1886XU-RP leads
- Volume: 23.4 L vs 34.1 L
- Weight: 12.7 kg vs 14.3 kg
- Drive bays: 18 bays vs 16 bays
Combined metrics
- Total built-in LAN bandwidth (sum of port speeds): 24 Gbps on both
- Operating power per bay: TS-1886XU-RP 6.55 W vs 6.95 W
Combined metrics
- Weight per bay: TS-1886XU-RP 0.71 kg vs 0.89 kg
- Memory headroom (max minus base): TS-1886XU-RP 120 GB vs 56 GB
Same on both
- CPU cores 4, base RAM 8 GB, max LAN speed 10 Gbps
- LAN ports 6, warranty 3 years
Use-case scores
- 10GbE video editing: TS-1673U 94 vs 59
Variant TS-1673U-RP
- matches the TS-1673U on drive bays, CPU cores, boost clock, and 9 more but differs on weight (15 kg vs 14.3 kg) and operating power (127.3 W vs 111.2 W).
- Where values differ, this comparison does not carry over to the TS-1673U-RP.
Use-case scores are Specotomy's own index, computed by fixed rules from official manufacturer specs; they are not manufacturer scores.
FAQ
- Which takes more RAM, the QNAP TS-1673U or the QNAP TS-1886XU-RP?
- The TS-1886XU-RP, with 128 GB against 64 GB for the TS-1673U.
- Which has more drive bays, the QNAP TS-1673U or the QNAP TS-1886XU-RP?
- The TS-1886XU-RP, with 18 bays against 16 bays for the TS-1673U.
- Which draws less power, the QNAP TS-1673U or the QNAP TS-1886XU-RP?
- The TS-1673U, with 111.2 W against 117.9 W for the TS-1886XU-RP.
- Which is lighter, the QNAP TS-1673U or the QNAP TS-1886XU-RP?
- The TS-1886XU-RP, with 12.7 kg against 14.3 kg for the TS-1673U.
- Which use cases suit the QNAP TS-1673U and the QNAP TS-1886XU-RP?
- 10GbE video editing: the TS-1673U. (based on our own use-case index)