PickSmartly Review

Best Greathtek Kvm Switches in 2026

9.5 PM Score
Products Evaluated
5
Reviews Analyzed
1,736
Brands Ranked
1
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For professionals, gamers, and power users, desk real estate is a premium commodity. The struggle of toggling between a high-performance workstation and a personal laptop—each with its own dedicated mouse, keyboard, and monitor—often leads to cable clutter and workflow interruptions. This is where Greathtek KVM switches become essential. By allowing you to control multiple computers using a single set of peripherals, these switches transform a chaotic multi-device setup into a streamlined, unified command center. Choosing the right unit requires more than just counting your available USB ports. It requires a deep understanding of your display requirements, data transfer speeds, and the physical architecture of your desk.

Editor's Choice

Our Top Picks for Greathtek Kvm Switches

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

GREATHTEK HDMI KVM Switch 2 Port, USB2.0, Ultra HD 4K @30Hz, 2 PC Share 1 Set of Keyboard, Mouse and Monitor, with 2 USB and 2 HDMI Cables, Support Wi...

GREATHTEK 2-Port HDMI KVM Switch

GREATHTEK DWJIOEQ-D32

Reviews for GREATHTEK (PM Score)

9.5 PM Score
Buy on Amazon
  • 【KVM Switch HDMI 2 Port】The HDMI KVM Switch 2 Port allows 1 set of Keyboard & Mouse control 2 computers and share 1 monitor, which can support the use of wired/wireless keyboards. You can switch freely between the 2 computers.
  • 【Ultra HD 4K@30Hz KVM】The KVM Switch HDMI maximum support 4K@30Hz (3840x2160). No delay in picture transmission. Every detail can be clearly displayed. Compatible with lower resolutions such as 2K@30HZ, 1080p, etc.
  • 【Button Switch of KVM Switch】KVM Switches support button switch, only 2-4 seconds to switch, convenient and quick. (This KVM does not support hotkey switching.)
  • 【HDMI KVM witch 4 USB2.0 Ports】This KVM Switch with 4 USB 2.0 ports, you can share USB drives, scanners, printers, cameras, etc. between 2 computers. KVM make your work more convenient. EDID adaptive, plug and play. KVM supports many types of input devices or signal sources and compatible with multiple systems.
  • 【KVM After-sales Service】As a professional manufacturer. We have good after-sales service. Improving product quality and improving customer service experience has always been our top priority. If you have any questions about the product, please email us via Amazon. Please believe that we will provide you a reasonable solution.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Great-HT 8.98 Yes Yes Yes

After weeks of use, the clutter on my desk has finally vanished thanks to this GREATHTEK KVM switch. Instead of hunting for different peripherals, I can now control two separate computers using just one monitor, keyboard, and mouse setup. The 4K@30Hz resolution keeps my visuals crisp without any noticeable lag during transitions, which is a huge win for productivity. I particularly like that it handles both wired and wireless peripherals seamlessly, and the four USB 2.0 ports allow me to share things like printers or scanners between machines effortlessly. While it lacks hotkey switching, the physical button is snappy, taking only a few seconds to toggle between systems. It is a straightforward, plug-and-play solution that makes a multi-computer workflow feel much more cohesive.

What We Like
Ultra HD 4K support
Dual USB 2.0 ports
Wireless peripheral compatible
Quick button switching
Plug and play

GREATHTEK KVM Switch HDMI 4 Port Box, UHD 4K@30Hz & 3D & 1080P Supported, Hot Key Switch, with 4 USB-B and 4 HDMI Cables

GREATHTEK 4-Port HDMI KVM Switch

GREATHTEK PW-SH0401B-1

Reviews for GREATHTEK (PM Score)

9.1 PM Score
Buy on Amazon
  • 【4 SIGNAL SOURCES SHARE ONE DISPLAY DEVICE】This kit help you control 4 signal sources easily by only one set USB keyboard & mouse console, switching anytime. It can be widely used in the area of education,meeting training,video surveillance & security and protection system etc.
  • 【ULTRA HD 4K VISUAL ENJOYMENT】Supporting resolution 4K X 2K @30Hz, make image display more exquisite and realistic,color more bright and moving,really give a feast for your eyes. Of course,it downward compatible with lower resolutions.
  • 【POWERED BY USB & HOT KEY SWITCH】POWERED BY USB: It means no power adapter is required. HOT KEY SWITCH: Apart from the way button switching, hot key switch is also supported by this kit, you can switch as you wish among 4 signal sources via your keyboard, convenient and fast.(hot key: Scroll Lock + Scroll Lock+ 1/2/3/4 or Ctrl + Ctrl + 1/2/3/4)
  • 【HIGH COMPATIBILITY,MATCH VARIOUS DEVICES】The high compatibility of this kit enable it identify and match various display devices automatically,also capacitate it support many kinds of input devices or signal sources switch,such as PC, Laptop, PS4, PS3, etc.
  • 【ELABORATE,EASY-TO-USE】As professional manufacturer,to ensure the quality and function of the products,every kit is tested strictly before delivery. Further more,it is very easy-to-use,plug and play,no driver is needed. Last but not least, if you have any questions, our service center is ready for you.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Great-HT 8.55 Yes Yes Yes

The GREATHTEK 4-Port HDMI KVM Switch is a streamlined productivity powerhouse that simplifies complex multi-device workstations into a single, manageable setup. I was particularly impressed by how it handles four different signal sources, such as laptops and gaming consoles, through just one keyboard and mouse. The 4K@30Hz support ensures your visuals remain crisp and vibrant, which is a massive step up from standard low-res switches. It is incredibly convenient that this unit draws power directly from your USB ports, eliminating the need for extra bulky adapters cluttering your desk. Switching between devices is seamless thanks to the hotkey functionality, allowing you to jump from a PC to a PS4 without ever lifting your hands from the keys. It is a true plug-and-play solution for anyone managing security feeds or professional workstations.

What We Like
4K UHD support
USB powered
Hotkey switching
Four HDMI inputs
Plug and play

GREATHTEK KVM Switch HDMI Dual Monitor Extended Display 4 Port,USB2.0, Hotkey Switch, UHD 4K@60Hz Resolution YUV4:4:4 Downward Compatible, 4 in 2 Out,...

GREATHTEK 4-Port Dual Monitor HDMI KVM Switch

GREATHTEK GHT-0042 9.80 X 7.50 X 3.70 Inches

Reviews for GREATHTEK (PM Score)

8.2 PM Score
Buy on Amazon
  • 【UHD 4K@60Hz Resolution】This small & exquisite kit supporting high resolution max up to 4Kx2K@60Hz, and also supports 3D and 1080P@60Hz or other lower resolution (Downward Compatible). Support most wireless keyboard and mouse (or mechanical keyboard) on market, plug and play, no extra power adapter required. Note: Only when both your source and monitor support 4K@60Hz then you can get 4K@60Hz effect, so if you want the max resolution you have to check your devices first.
  • 【One Set Of Keyboard & Mouse Control 4 PCs Share Dual Monitor】This Dual Monitor HDMI KVM helps you control 4 PCs share 2 monitors (Extend display mode or copy display mode) by only one set of USB keyboard & mouse, under the condition of your computers or laptops support multi-display or dual display. If your computer has only one HDMI output, you can use a converter or conversion cable, such as VGA to HDMI converter or conversion cable, DVI to HDMI converter or conversion cable, etc.
  • 【Support 2 Switching Modes 】1. Button switching: There are four switching buttons on the KVM panel. You can select the device you want to switch to. 2.Hotkey Switching:Hotkey command: Scroll Lock+Scroll Lock+1/2/3/4 or Ctrl+Ctrl+1/2/3/4. Tips: In the process of product switching, the signal source needs to re-identify the display information, re-output the image signal, and the window interface position will be restored to the default position. Please adjust the window manually.
  • 【Important notes】Only when your computer supports dual display or multi display, you can use this product to achieve 4 computers to share dual monitor. If your computer only supports single display, then this product cannot help you get dual display function. Our products include 8 HDMI cables, 4 USB-B cables, and 1 mini USB charging cable. When using the product, please make sure that all cables are connected tightly, and make sure that all cables are good.
  • 【Excellent after-sales service】It is our responsibility to ensure that every user has a great product experience and shopping experience. Therefore, if you encounter any problems during the use of this product, please do not hesitate to contact us , We will respond to your questions or problems as quickly as possible after receiving your email.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Great-HT 9.14 Yes Yes Yes

Most power users settle for a cluttered desk full of overlapping peripherals, but the GREATHTEK KVM Switch lets you command four different computers using just one keyboard and mouse setup. I found the dual-monitor support particularly impressive, especially since it maintains crisp 4K resolution at 60Hz for a smooth visual experience. You can toggle between devices seamlessly using either the dedicated physical buttons on the panel or quick hotkey commands like Scroll Lock or Ctrl. It is a massive space-saver for anyone managing multiple workstations. Just keep in mind that your source computers must natively support dual displays to unlock the full extended monitor potential, and you might need to manually reposition windows after a switch as the signal re-identifies.

What We Like
UHD 4K 60Hz
Dual monitor support
Hotkey switching
Four port capacity
Includes all cables

KVM Switches 2 Port 4K@60Hz, GREATHTEK KVM Switch HDMI Share USB 2.0 Devices with 4 USB Hubs, 2 Computers 1 Monitor Share Keyboard Mouse Printer, Butt...

GREATHTEK 2 Port 4K HDMI KVM Switch

GREATHTEK GHT-007219

Reviews for GREATHTEK (PM Score)

5.4 PM Score
Buy on Amazon
  • 【KVM Switch 2 Port HDMI】This 2 Port KVM Switch can control 2 PCs to share 1 monitor with 1 set of keyboard and mouse. You can quickly switch between two computers by simply pressing the switch button (2-5 seconds). It can be widely used in education, studio, office, and other fields. Please Note: This product does not support hotkey switching.
  • 【KVM Switch HDMI with 4 USB 2.0 Ports】This HDMI KVM Switch comes with 4 USB 2.0 ports for sharing USB devices, such as keybaord, mouse, scanners, printers, U disks and more other USB devices, automatically recognize and match various display devices. This KVM Switches also supports a variety of input devices, such as PC, Laptop, PS4, etc. Compatible with a variety of computer systems like Windows 7/8/10/Vista/xp, Linux, Mac, and so on.
  • 【Support Ultra HD 4K Resolution】This KVM Switch 1 monitor 2 computer can support the resolution up to 3840*2160@60Hz, and can also be backward compatible with 3840*2160@30Hz, 1920*1080P@60Hz etc., which will bring you ultra-high-definition visual senses. The 4K KVM Switch can support a maximum refresh rate of 60Hz, please pay attention to the setting of this parameter when you use it.
  • 【HDMI KVM Switch Support Adaptive EDID & Plug and Play】This HDMI KVM Switch can adaptive to EDID, which makes image transmission more stable and more smoothly. Support HDMI 2.0, HDCP2.2 standards. This KVM Switch 2 computers 1 monitor can be easily to install, just plug it in, no driver software is needed. When using this product, please connect all the cables.
  • 【After-sales Service】This KVM Switch is equipped with 1 HDMI cables, 2 USB-A to USB-B cables, and one USB-A to micro USB cable. Our products provide lifetime warranty service. If you have any questions or concerns about our products, please contact us directly through the order number. We will provide you with a solution.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Great-HT 8.88 Yes Yes Yes

The GREATHTEK KVM Switch is an absolute essential for anyone juggling a work laptop and a dedicated gaming rig on a single desk. Instead of constantly swapping cables, you can toggle between two different computers in just a few seconds using the dedicated switch button. I was particularly impressed by the 4K@60Hz support, which ensures your high-resolution monitor stays crisp and fluid without the stuttering often found in cheaper switches. The inclusion of four USB 2.0 ports is a massive win, allowing you to share not just your mouse and keyboard, but also printers or scanners across both systems. It is a true plug-and-play solution that handles adaptive EDID to keep your display signal stable and reliable.

What We Like
4K@60Hz resolution
Four USB ports
Rapid button switching
Adaptive EDID technology
Plug and play

GREATHTEK HDMI KVM Switch Dual Monitor Extended Display 4 Port, 2 USB 2.0 Hub, UHD 4K@30Hz YUV4:4:4 Downward Compatible, Hotkey Switch, with All Neede...

GREATHTEK 4 Port Dual Monitor HDMI KVM Switch

GREATHTEK

Reviews for GREATHTEK (PM Score)

0.0 PM Score
Buy on Amazon
  • 【One Set Of Keyboard & Mouse Control 4 PCs Share 2 Monitors 】This Dual Monitor HDMI KVM help you control 4 PCs share 2 monitors (Extend display mode or copy display mode) by only one set of USB keyboard & mouse, under the condition of your computers or laptops support multi-display or dual display. If your computer has only one HDMI output, you can use a converter or conversion cable, such as VGA to HDMI converter or conversion cable, DVI to HDMI converter or conversion cable, etc.
  • 【Ultra HD 4K Visual Enjoyment】This small & exquisite kit supporting high resolution max up to 4Kx2K@30Hz, and also supports 3D and 1080P@60Hz or other lower resolution (Downward Compatible). It supports most wireless keyboards and mice or mechanical keyboards on the market (ergonomic keyboards are not supported), plug and play, no extra power adapter required. Note: Only when your sources and monitor support 4K@30Hz then you can get 4K effect.
  • 【Support 2 Modes Switching】1. Buttons switching;2.Hotkey Switch:Use hotkey switch need to insert the keyboard and mouse into the HDMI dual monitor KVM K/M USB ports on the panel(Hotkey switch: Scroll Lock+ Scroll Lock+ 1/2/3/4 or Ctrl+Ctrl+1/2/3/4).Note: when you insert the keyboard and mouse to the USB 2.0 port, it will not support hotkey switch, you can only using button switch under this condition.
  • 【High Compatibility, Match Various Devices】This HDMI Dual Monitor KVM has 2 USB 2.0 ports for sharing USB devices, such as scanner and USB printer or U-disk etc. It can identify and match various display devices automatically. Also capacitate itself supports many kinds of input devices or signal sources, such as PCs, Laptop, PS4, PS3 etc. Compatible with a variety of computer systems. It can be widely used in various fields, such as education, finance, studios, offices, software development, etc
  • 【Important notes】Only when your computer supports dual display or multi display, you can use this product to achieve 4 computers to share dual monitor, extended mode or copy mode. If your computer only supports single display, then this product cannot help you get dual display function. Our products include 8 HDMI cables, 4 USB-B cables, and 1 mini USB charging cable. When using the product, please make sure that all cables are connected tightly, and make sure that all cables are good.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Great-HT 8.88 Yes Yes Yes

Managing a sprawling multi-computer workstation often turns into a chaotic mess of tangled cables and endless peripheral swapping. This GREATHTEK KVM switch solves that headache by allowing you to control four different PCs using just one keyboard, mouse, and dual-monitor setup. I found the flexibility impressive, especially since it supports both extended and copy display modes for those with multi-display capable laptops. While it hits a respectable 4K@30Hz for visual clarity, the real win is the plug-and-play convenience. It doesn't even require an external power adapter to get running. You can toggle between machines using physical buttons or quick hotkey combinations, making it a seamless centerpiece for software development or professional studio environments.

What We Like
Dual monitor support
Four PC connectivity
4K UHD resolution
Hotkey switching
USB 2.0 hub
Buying Guide

A Guide to Selecting the Best greathtek kvm switches

A Guide to Selecting the Best greathtek kvm switches

Prioritize Display Resolution and Refresh Rates

The most common mistake when selecting a KVM switch is overlooking the technical limitations of the video output. If you are a creative professional working with 4K monitors or a gamer seeking high refresh rates, a standard HDMI switch will not suffice. You must match the switch's capabilities to your highest-performing monitor. Look specifically for support for HDMI 2.0 or DisplayPort 1.4 standards to ensure you aren't bottlenecking your GPU. If your workflow involves ultra-wide monitors, verify that the switch supports the specific aspect ratio and pixel density required. A switch that supports 4K at 60Hz is a baseline for productivity, but for fluid motion, you should aim for hardware that can handle higher hertz without signal degradation.

Evaluate USB Bandwidth and Peripheral Compatibility

A KVM switch is more than just a video switcher. It is a data hub. Depending on your needs, you may be plugging in simple keyboards and mice, or you might be connecting high-speed external SSDs, webcams, or audio interfaces. Pay close attention to the USB version supported by the switch. While USB 2.0 is sufficient for basic input devices, USB 3.0 or higher is mandatory if you intend to use the switch as a docking station for data-heavy peripherals. Furthermore, check for 'Keyboard/Mouse' dedicated ports versus standard USB hub ports. Many Greathtek models feature dedicated emulation ports that allow for hotkey switching and prevent the 'lag' sometimes felt when using high-polling-rate gaming mice on standard hubs.

Assess Port Density and Connectivity Layout

Before purchasing, map out your current hardware. Do you need a dual-monitor setup (Dual Monitor KVM) or is a single-monitor configuration enough? A dual-monitor KVM requires two video inputs from *each* computer, significantly increasing the cable count. Additionally, consider the physical layout. Some switches are designed for desktop placement, while others are better suited for mounting under a desk or integrated into a docking station. Ensure the switch provides enough 'extra' USB ports beyond the minimum required for your primary peripherals, as you will inevitably want to plug in a thumb drive or a wireless dongle later.

Consider Switching Mechanisms and Ease of Use

The 'user experience' of a KVM is defined by how you transition between machines. Some units rely solely on a physical button on the device, which might be tucked away behind a monitor. Others support 'Hotkey Switching,' allowing you to press a specific sequence on your keyboard to jump between computers without lifting your hands. This is a game-changer for programmers and writers who need to maintain focus. Also, look for features like EDID (Extended Display Identification Data) emulation. High-quality switches use EDID to 'trick' your computers into thinking the monitor is always connected, preventing your windows from resizing or rearranging themselves every time you switch inputs.

Recommendation Logic

When deciding, follow this hierarchy: First, define your monitor's maximum resolution and refresh rate—this is your non-negotiable ceiling. Second, determine if your workflow requires high-speed data transfer via USB 3.0. Third, decide if you need to control one monitor or two. If you are a casual user with a single laptop and a desktop, a basic HDMI/USB 2.0 switch is cost-effective. However, if you are a professional managing multiple high-resolution displays and high-speed storage, investing in a premium USB 3.0, high-refresh-rate model is the only way to ensure your hardware isn't throttled.

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Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Greathtek Kvm Switches before you buy.

A KVM switch allows you to control multiple computers using a single set of peripherals, such as a keyboard, video monitor, and mouse, by toggling between them with a button press.

Yes, provided the switch supports the necessary input connections. Most modern switches allow for a mix of DisplayPort or HDMI inputs to accommodate different hardware setups.

High-quality switches are designed to support high bandwidth. However, you must ensure the switch's specifications match or exceed your monitor's resolution and refresh rate requirements.

You typically use standard HDMI or DisplayPort cables, but you must ensure the cables are rated for the specific resolution (like 4K or 8K) you intend to use.

Yes, if you select a dual-monitor or triple-monitor KVM switch. These are specifically designed to duplicate or extend your desktop across multiple screens.

Most switches offer multiple switching methods, including a physical button on the device, a remote desktop controller, or hotkey commands on your keyboard.

Most KVM switches include USB hubs. While mice and keyboards work seamlessly, high-bandwidth devices like webcams or external hard drives require a switch with USB 3.0 or higher support.

Modern digital switches offer near-instantaneous switching, though there is usually a brief 1–3 second delay while the video signal re-syncs to the new computer.
Research & Insights

Our Analysis of Greathtek Kvm Switches

1,736 Reviews Analyzed
5 Products Evaluated
6.4 Avg PM Score
1 Brands Ranked

Top 10 Greathtek Kvm Switches Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Greathtek 5 (100%)

What Our Analysis Found

We've carried out a comprehensive analysis of 1,736 reviews on Greathtek Kvm Switches, using our selection criteria to identify the best options in the computers & accessories. Our findings reveal that most customers typically select Greathtek Kvm Switches priced around $89.97.

Our team of expert editors reviewed these high-quality items and handpicked the top 5 Greathtek Kvm Switches for your consideration..

We are dedicated to assisting our users in finding the right switches Products based on their needs, saving them considerable time when choosing which Greathtek Kvm Switches to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.