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Plugable TBT4-UDZ vs Razer USB4 Dock: Comparison
Plugable TBT4-UDZ vs Razer USB4 Dock: the total ports difference
Start with total ports, because it is the widest measured gap between them: Plugable TBT4-UDZ 16 against Razer USB4 Dock 14, 13% in favour of Plugable TBT4-UDZ.
Which should you buy, Plugable TBT4-UDZ or Razer USB4 Dock?
Take the Plugable TBT4-UDZ for fully-loaded desk setups needing maximum port count and four-display support across Mac and Windows. It is not the one for simpler setups that don't need 16 ports, a more focused dock may be easier to manage. The Razer USB4 Dock is the one to take for gaming laptop users wanting dual 4K@120Hz external display support specifically. It also earns its place with users without a Thunderbolt-certified laptop port wanting Thunderbolt-dock-equivalent performance at a lower price. Avoid it for buyers who specifically want official Thunderbolt certification and CalDigit's established track record, the TS4 is the right choice for that priority. Our rating of the Plugable TBT4-UDZ (8/10): the widest port count in our docking station lineup, with four-display support for fully-loaded desks across Mac and Windows. Our rating of the Razer USB4 Dock (8/10): best value for non-Thunderbolt laptops, USB4 delivers Thunderbolt 4-equivalent dual 4K@120Hz performance at a lower price.
What Plugable TBT4-UDZ and Razer USB4 Dock have in common
Everything else lines up. Host power delivery, ethernet, host bandwidth, bus powered and max single display resolution read the same on both, so those are not worth weighing. They match on 6 further specifications as well.
Plugable TBT4-UDZ vs Razer USB4 Dock price
The Plugable TBT4-UDZ asks 26% more, $290 against $230 for the Razer USB4 Dock.
Frequently asked questions
Do the Plugable TBT4-UDZ and Razer USB4 Dock differ on host interface?
Yes. Host Interface reads Thunderbolt 4 on the Plugable TBT4-UDZ versus USB4 on the Razer USB4 Dock.
Is the Max Dual Display Resolution the same on the Plugable TBT4-UDZ and Razer USB4 Dock?
It is. Both are listed at 4K, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- Plugable TBT4-UDZ
- Plugable
- Razer USB4 Dock
- Razer
Host Interface
- Plugable TBT4-UDZ
- Thunderbolt 4
- Razer USB4 Dock
- USB4
Model Number
- Plugable TBT4-UDZ
- TBT4-UDZ
- Razer USB4 Dock
- USB4 Dock
Port Configuration
- Plugable TBT4-UDZ
- 1x TB4 host, 2x HDMI 2.0, 2x DisplayPort 1.2, 3x USB-A 10Gbps, 2x USB-A 5Gbps, 1x USB-A 2.0, 1x USB-C 10Gbps, 2.5GbE, SD + microSD UHS-II, 3.5mm headset jack
- Razer USB4 Dock
- 1x USB4 host, 2x USB-C 10Gbps, 3x USB-A 10Gbps, 1x USB-A 5Gbps, 1x USB-A (wireless dongle), 1x HDMI 2.1, 1x DisplayPort 1.4, Ethernet, SD + microSD, 3.5mm audio
Thunderbolt Version
- Plugable TBT4-UDZ
- 4
- Razer USB4 Dock
- None
Host Bandwidth
- Plugable TBT4-UDZ
- 40 Gbps
- Razer USB4 Dock
- 40 Gbps
Total Ports
- Plugable TBT4-UDZ
- 16Best
- Razer USB4 Dock
- 14-12%
Host Power Delivery
- Plugable TBT4-UDZ
- 100 W
- Razer USB4 Dock
- 100 W
Ethernet
- Plugable TBT4-UDZ
- Yes
- Razer USB4 Dock
- Yes
Bus Powered
- Plugable TBT4-UDZ
- No
- Razer USB4 Dock
- No
Max Displays Windows
- Plugable TBT4-UDZ
- 4
- Razer USB4 Dock
- 2
Max Single Display Resolution
- Plugable TBT4-UDZ
- 4K
- Razer USB4 Dock
- 4K
Max Single Display Refresh
- Plugable TBT4-UDZ
- 60 Hz
- Razer USB4 Dock
- 120 Hz
Max Dual Display Resolution
- Plugable TBT4-UDZ
- 4K
- Razer USB4 Dock
- 4K
Max Dual Display Refresh
- Plugable TBT4-UDZ
- 60 Hz
- Razer USB4 Dock
- 60 Hz
HDMI Port Count
- Plugable TBT4-UDZ
- 2
- Razer USB4 Dock
- 1
HDMI Version
- Plugable TBT4-UDZ
- 2.0
- Razer USB4 Dock
- 2.1
DisplayPort Port Count
- Plugable TBT4-UDZ
- 2
- Razer USB4 Dock
- 1
DisplayPort Version
- Plugable TBT4-UDZ
- 1.2
- Razer USB4 Dock
- 1.4
Downstream Thunderbolt Port Count
- Plugable TBT4-UDZ
- 0
- Razer USB4 Dock
- 0
USB-A Port Count
- Plugable TBT4-UDZ
- 6
- Razer USB4 Dock
- 5
USB-C Data Port Count
- Plugable TBT4-UDZ
- 1
- Razer USB4 Dock
- 2
Max USB Data Rate
- Plugable TBT4-UDZ
- 10Gbps
- Razer USB4 Dock
- 10Gbps
macOS Supported
- Plugable TBT4-UDZ
- Yes
- Razer USB4 Dock
- Yes
Windows Supported
- Plugable TBT4-UDZ
- Yes
- Razer USB4 Dock
- Yes
Which one should you pick?
Choose Plugable TBT4-UDZ if you want the higher total ports (16 vs 14) and the higher host power delivery (100 W vs 100 W).
Choose Razer USB4 Dock if you already have it on hand or find it at a lower price.
Price comparison
| Retailer | Plugable TBT4-UDZ | Razer USB4 Dock |
|---|---|---|
| Amazon | $289.99 View on Amazon | $230.00 View on Amazon |
| Newegg | View on Newegg | View on Newegg |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Plugable TBT4-UDZ
8 / 10 Expert Rating
The widest port count in our docking station lineup, with four-display support for fully-loaded desks across Mac and Windows.
Razer USB4 Dock
8 / 10 Expert Rating
Best value for non-Thunderbolt laptops, USB4 delivers Thunderbolt 4-equivalent dual 4K@120Hz performance at a lower price.




