Who needs a second screen?

Laptop users setting up a fixed desk

If your laptop still meets your needs but its screen feels crowded during documents, calls or spreadsheets, an external monitor can give those tasks a separate display. Check the laptop’s video output against the monitor’s input and the cable or adapter you plan to use.

People working at a desk for long periods

If you need to place a screen around your chair, desk and lighting, look at its stand adjustments as well as its size. The UK Health and Safety Executive notes that poorly designed workstations can contribute to discomfort; an adjustable monitor does not replace arranging the whole workspace.

People who move their workspace

A portable display may suit a laptop that moves between rooms or travels. Decide whether its smaller screen and available positioning work for your tasks, then check the required video connection before relying on a USB-C setup.

What should you check before buying?

Start with the connection to your existing computer, then check the space and screen position you can accommodate. Extra features matter only if they fit the way you work.

PriorityWhat to checkYour needs
Video connection Match the computer’s display output to the monitor input and the intended cable or adapter. If adding more than one external display, check the computer or dock’s display support. I want another area for documents or calls without replacing my computer. If I may add further screens, the number my computer supports matters too.
Desk fit and positioning Measure available width and depth, including room for the stand. Check height, tilt, swivel or pivot adjustments you will use, or compatibility with a planned mount. The screen needs to fit beside my keyboard and let me position it for regular desk work, rather than simply fit on the surface.
USB-C setup Confirm that the computer’s USB-C port carries video. For laptop charging, compare the exact monitor’s power-delivery rating with the laptop’s requirements; check which hub features work with your computer. One cable for the display and laptop would make my fixed desk simpler, provided it handles the connections and charging I actually need.
Detail and colour Compare resolution with the intended computer output. For colour-sensitive work, check the model’s stated colour specifications against your software and calibration workflow rather than treating a gamut figure as a guarantee of accuracy. I work with detailed images or video, so display detail and the requirements of my colour workflow matter more than they would for ordinary documents.
Portability Check screen size, video inputs, required cables and the available stand positions. Confirm the connection your laptop will use when you move the display. I need to take the second screen between workspaces, and can accept less permanent screen space than a fixed desk monitor offers.

What can go wrong with the setup?

  • Assuming every USB-C port carries video

    A USB-C connector does not establish that the computer can send a display signal through it. ASUS, for example, specifies DisplayPort Alt Mode for the USB-C video connection on its ZenScreen MB16AHV.

    Check the computer’s external-display specifications and the monitor’s required video mode. If they do not match, look for a supported HDMI or DisplayPort route instead.

    A different cable, adapter or dock may be needed for the connection you choose.

  • Choosing USB-C by charging wattage alone

    Power delivery does not establish video compatibility or guarantee that every laptop feature will work. BenQ states 65W for the GW2790QT, while Dell states up to 90W for the P2725QE; the laptop’s requirements still determine whether either suits it.

    Compare the exact monitor’s video and charging conditions with the laptop’s specifications before planning a single-cable desk.

  • Leaving screen position until after purchase

    The UK Health and Safety Executive identifies poorly designed workstations as a possible contributor to discomfort. Stand adjustments vary: BenQ lists height, tilt, pivot and swivel for the GW2790QT, whereas ASUS lists no height adjustment for the portable MB16AHV.

    Measure the desk and decide which adjustments you need alongside your chair and lighting arrangement.

    If the supplied stand cannot provide the position you need, a compatible mount or other desk equipment may be necessary.

  • Expecting a portable screen to serve like a fixed monitor

    ASUS specifies a 15.6-inch display and no height adjustment for the ZenScreen MB16AHV. Its format serves a different workspace need from a larger desk display.

    Choose portability when moving the screen matters; for a permanent work area, compare desktop monitor dimensions and stand adjustments first.

Which brands and models illustrate the options?

Dell

Dell’s P2725QE is a fixed-desk USB-C hub monitor to consider when a compatible laptop needs a display and desk connections.

  • Dell states that its USB-C connection carries video, data and Ethernet with up to 90W power delivery.
  • Dell says connecting multiple displays through one cable requires Thunderbolt connectivity; check the computer’s support for the features you intend to use.

BenQ

The GW2790QT is a 27-inch QHD USB-C desk-monitor option when screen positioning is a priority.

  • BenQ specifies height, tilt, pivot and swivel adjustment, plus 65W USB-C power delivery.
  • Compare that 65W rating with your laptop’s charging requirements and confirm its USB-C video output.

LG

LG’s 27UP850K-W is a 27-inch 4K USB-C option for a fixed desk where image detail matters.

  • LG states that USB-C can carry a 4K display signal and data while supplying up to 90W charging.
  • For colour-sensitive work, check the requirements of your software and calibration workflow rather than assuming the display specification alone settles suitability.

ASUS

The ZenScreen MB16AHV represents a portable second-screen option rather than a permanently positioned desk display.

  • ASUS lists two USB-C ports with DisplayPort Alt Mode, a Mini HDMI port and a weight of 0.9 kg.
  • ASUS lists no height adjustment for this model; check both the laptop connection and the position available in each workspace.

Joybuy monitors for different desk setups

These options cover fixed desk monitors and portable second screens. Choose by the space you have and how often the display will move, then confirm the connection with your existing computer.

ASUS ProArt PA278CV IPS WQHD monitor

ASUS ProArt PA278CV IPS WQHD

A fixed-desk monitor to consider when you want a separate screen for home work. Check its inputs against your computer’s display output, and confirm the stand adjustments you need for your desk.

View on Joybuy
iiyama ProLite XUB2792UHSU-B6 27-inch 4K UHD monitor

iiyama ProLite XUB2792UHSU-B6 27-inch 4K UHD

Its stated 27-inch, 4K UHD format is an option for a permanent desk where display detail matters. Check desk fit and the video connection your computer can supply before choosing it.

View on Joybuy
ARZOPA A1M 17.3-inch Full HD portable monitor

ARZOPA A1M 17.3-inch Full HD portable monitor

A portable option when your second screen needs to move between workspaces. Its name specifies an IPS display, kickstand, USB-C and HDMI; confirm the video path, required cable and kickstand position for your setup.

View on Joybuy
ASUS ZenScreen MB166CR Full HD portable monitor

ASUS ZenScreen MB166CR Full HD

This portable-screen option suits a workspace that changes location. Before planning a USB-C connection, check the laptop’s video output, the required cable and how you can position the screen.

View on Joybuy
Lepow HC-27Z2 27-inch 100Hz desktop monitor

Lepow HC-27Z2 27-inch 100Hz monitor

A desktop-format option for adding screen space to a fixed setup. Check its available inputs and stand positioning against your computer and desk, and whether you have the cable needed for your chosen connection.

View on Joybuy

Common questions

Will any laptop USB-C port connect to a USB-C monitor?

No. Check that the laptop’s USB-C port supports video output and that it matches the monitor’s required video mode. ASUS, for instance, specifies DisplayPort Alt Mode for the USB-C connection on the ZenScreen MB16AHV.

Will I need a dock, adapter or different cable?

That depends on the computer’s output and the monitor’s input: identify both before choosing a cable or adapter. Microsoft Support also advises checking the computer’s display-adapter capability if one external monitor works but an additional one does not.

Can a USB-C monitor display video and charge my laptop?

Some models can when the computer supports the required connection. Dell and LG state up to 90W USB-C power delivery for the P2725QE and 27UP850K-W respectively, while BenQ states 65W for the GW2790QT. Compare the exact model’s video conditions and charging output with your laptop’s requirements.

Should I prioritise an adjustable stand for home work?

Prioritise the adjustments you need if you spend sustained periods at a fixed desk or share it with someone else. The UK Health and Safety Executive notes that poorly designed workstations can contribute to discomfort, so consider screen height and angle alongside your chair, desk and lighting.