Who is an extra screen for?

Home workers at a regular desk

If documents, calls and applications compete for space on your laptop, a separate screen gives you another display to position independently. For prolonged sessions, plan where the screen, keyboard and mouse will sit; the Health and Safety Executive advises placing the top of a screen around eye level and the screen about an arm’s length away.

Students with a compact or shared workspace

A monitor can give notes, research and online classes more viewing space, provided it fits alongside your laptop and input devices. Samsung’s UK home-office guidance describes 24–27-inch screens as an option for compact spaces and document-focused work.

People who work in several locations

A portable display is worth considering when the second screen needs to move between rooms or workspaces rather than stay on a desk. Check its video connection against your laptop before choosing one: Lenovo, for example, specifies DisplayPort Alt Mode and Power Delivery requirements for its ThinkVision M14.

What should you check before buying?

Start with where the screen will be used, then check the laptop connection and the space available for a comfortable setup.

PriorityWhat to checkYour needs
Screen position Check stand adjustment or a suitable mounting option, usable desk depth and room for a separate keyboard and mouse. The Health and Safety Executive advises a screen position around an arm’s length away, with its top around eye level. For long desk sessions, I want to position the display without having to put the laptop keyboard in an awkward place.
Laptop connection Match the laptop’s documented video output to the monitor input and cable or adapter. For USB-C, check display capability separately from the connector shape; also check supported display count, resolution and refresh rate. I need the extra screen to run in a mode my actual laptop and connection accessories can support, particularly if I also use a dock.
Charging and cables If you want one USB-C cable for video and charging, check the monitor’s Power Delivery capability against the laptop’s charging requirement. Confirm which functions the proposed cable or dock supports. Fewer cables matter to me, but I do not want to assume that a USB-C monitor will charge my laptop as well as show an image.
Size and location Measure the usable desk width and depth. Samsung’s UK guidance places 24–27-inch monitors among compact-space options; consider a portable format if the screen must travel, or a larger desk display if the workspace permits it. At a shared table, I need room left for my laptop and notes. If I work in several places, carrying the screen matters more than maximising its size.
Main tasks Compare screen size and stated resolution for documents, spreadsheets and other work you actually do. Check any specialist creative requirements separately rather than treating a colour specification alone as proof of suitability. I want readable documents and enough space for the windows I use together, without choosing display features that my work does not require.

Mistakes that can complicate your setup

  • Assuming every USB-C port carries video and charging

    The connector shape alone does not establish which display and power functions the laptop, monitor and cable can use together.

    Check your exact laptop model’s display-output standard and charging requirement, then compare them with the monitor and cable specifications.

    A compatible cable, adapter or dock may be needed if the available ports do not connect directly.

  • Choosing a large screen before measuring the desk

    A display can leave too little room for the laptop, keyboard and mouse, especially on a shallow or shared work surface.

    Measure usable width and depth, then assess the viewing position. Samsung’s UK guidance identifies 24–27-inch screens as an option for compact, document-focused work.

  • Expecting a portable screen to serve every fixed-desk need

    A portable panel takes less permanent desk space, but its smaller screen and support arrangement may not provide the positioning you want for prolonged sessions.

    Choose portability when the display needs to move. For regular desk work, check how you will elevate the screen and place a separate keyboard and mouse.

  • Assuming a dock overrides the laptop’s display limits

    A dock does not by itself change the display count or modes supported by the laptop. Apple says the number of displays a Mac can use depends on its model and each display’s resolution and refresh rate.

    Check the laptop’s specifications and every part of the connection. If a Mac display has problems through a dock, Apple advises testing a direct connection to the Mac.

Brand and product-line references

These examples show formats and connection requirements to compare; a brand reference does not establish that a particular model suits your laptop.

Dell

Dell’s UK range includes fixed USB-C desk monitors and portable displays.

  • Dell specifies a 27-inch, 2560 × 1440 display for the S2725DC.
  • Dell lists two USB-C ports with DisplayPort 1.2 Alt Mode and up to 65 W power pass-through for the portable P1425; compare those requirements with your laptop.

Lenovo ThinkVision

The ThinkVision portable range is relevant when a laptop companion screen needs to move between workspaces.

  • Lenovo lists two USB-C ports and up to 65 W power pass-through for the M14t Gen 2.
  • For the ThinkVision M14, Lenovo specifies a notebook USB-C port supporting DP 1.2 Alt Mode and PD 2.0; check the requirements of the exact model you choose.

Samsung

Samsung’s UK home-office guidance discusses screen size in relation to desk space and everyday tasks.

  • Its guidance presents 24–27 inches as an option for compact spaces and focused work.
  • That size guidance is not a comparison of individual Samsung monitors or a substitute for measuring your desk.

HP

HP models appear in PCMag UK’s September 2026 editorial monitor selections for both desk-based and portable use.

  • PCMag UK identifies the Series 7 Pro 34-inch WQHD Conferencing Monitor (734pm) as its productivity pick and the Series 5 Pro 14-inch WQXGA Portable Monitor (514pn) as its overall portable favourite.
  • Those category selections do not establish compatibility with a particular laptop or suitability for every desk.

Joybuy monitor options

These options include fixed desk monitors and one portable screen for laptop work or study. Compare each with your available space and laptop connections; USB-C features on a particular display still need model-by-model checking.

Samsung S40GD LS22D400GAUXXU 22-inch Full HD monitor

Samsung S40GD LS22D400GAUXXU 22-inch Full HD monitor

Consider this fixed-screen format where desk space is limited. Check its inputs against your laptop’s video output and confirm the stand arrangement if screen height matters.

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ASUS ProArt PA278CV IPS WQHD monitor

ASUS ProArt PA278CV IPS WQHD monitor

For a regular desk where viewing space and connection choices matter, check the exact configuration against your laptop. If you intend to use USB-C for charging as well as video, confirm the display’s power delivery and your laptop’s requirements; do not rely on the ProArt name alone for colour-critical work.

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Dell P2425 24-inch monitor

Dell P2425 24-inch monitor

This fixed-desk size is worth considering for document-focused work in a compact space. Confirm the exact resolution, refresh rate and USB-C configuration before choosing cables or planning a single-cable setup.

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ASUS ZenScreen MB166CR FHD portable monitor

ASUS ZenScreen MB166CR FHD portable monitor

A portable option for moving a second screen between workspaces. Verify that your laptop can provide the video connection it requires, and check how the supplied setup positions the screen for longer desk sessions.

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AOC Q32V4 31.5-inch IPS monitor

AOC Q32V4 31.5-inch IPS monitor

Consider this larger fixed-screen format if your desk has room for it. Measure the available depth and check the supplied stand, connection options and exact display resolution before deciding whether it fits your laptop setup.

View on Joybuy

Questions about laptop monitors

Will any laptop USB-C port run a monitor?

No. USB-C identifies the connector, not a guaranteed video function. Check your laptop’s documented display output, then match the monitor, cable and any adapter; Lenovo, for example, specifies DP 1.2 Alt Mode and PD 2.0 support for use with its ThinkVision M14.

Can one cable carry video and charge the laptop?

It can if the laptop and monitor support the required USB-C display and charging arrangement and the cable is suitable. Compare the monitor’s stated Power Delivery capability with your laptop’s charging requirement; Lenovo specifies up to 65 W power pass-through for the ThinkVision M14t Gen 2, not for every portable display.

Should I choose a fixed or portable monitor for study?

Choose a fixed monitor if you repeatedly work at one desk and can position the screen, keyboard and mouse comfortably. A portable screen is more useful when your workspace changes, provided you accept its smaller physical display area and confirm its laptop connection.

What monitor size should I consider for a small desk?

Samsung’s UK home-office guidance presents 24–27 inches as an option for compact spaces and everyday document work. Measure the usable desk width and depth, including room for your laptop and input devices, before settling on a size.

Why might a display work poorly through a dock?

The laptop’s display limits or the cable, adapter and dock may restrict the intended mode. Apple says a Mac’s supported display count depends on its model and the displays’ resolution and refresh rate; if a dock-connected display is dark or runs at a low resolution, Apple recommends testing a direct connection to the Mac.