Dell UltraSharp U4025QW 40-Inch 5K IPS Curved Ultrawide Monitor - WQHD Display, 120Hz Refresh Rate for Gaming, Design & Productivity | Home Office & Professional Workspace Setup

Dell UltraSharp 40 Curved Thunderbolt™ Hub Monitor - U4025QW

Elevate your performance with a 40-inch curved Thunderbolt™ hub monitor featuring a stunning 5K display and a 120Hz refresh rate.

Dell's first 40" 5K monitor certified for 5-Star Eye Comfort

Every aspect of your work springs to life on this curved 5K monitor featuring a 120Hz refresh rate. You'll never miss a single detail.

• Smoother visual experience

  A 120Hz refresh rate delivers less flicker, more seamless scrolling and smoother motion than 60Hz monitors.

• Ambient Light Sensor

  A built-in Ambient Light Sensor intelligently optimises brightness and colour temperature based on your surroundings.

• Improved ComfortView Plus

  Our latest monitors reduce harmful blue light emissions to <35%, compared to <50% from the previous generation, for all-day eye comfort without sacrificing colour accuracy.

See more detail than ever before​

• 5K

  See every detail with complete clarity on a 5K resolution monitor.

• 99%

  DCI-P3 and Display P3 colour coverage.

• IPS Black

  Experience deeper blacks with a 2000:1 contrast ratio.

Internal Multi-Stream Transport (iMST)

Partition your display as if there were two 2560x2160 physical monitors instead of one. No external software or DisplayPort splitter needed.

Connect with ease

• Thunderbolt™ 4

  Power your devices with a single cable connection with up to 140W EPR (Extended Power Range)[2] power delivery.

• Extensive connectivity

  Connect all your devices with over a dozen ports, including pop-out quick access ports.

• Stay online

  Connect to the Ethernet with a built-in RJ45 port with up to 2.5GbE.

Dell Display Manager

• Multitasking

  Organise your screen with Easy Arrange and save profiles with Easy Arrange Memory.

• Customisation

  Quickly access your favourite features and functions with the menu launcher and hot keys.

• Network KVM

  Control and work across multiple network connected PCs and monitors with a single keyboard and mouse, and easily transfer files between them.

• Manageability

  Manage your fleet of monitors with remote management features that are automatic, comprehensive and compatible with several tools

Dell Colour Management

• Customisable colours

  Easily calibrate your monitor’s colours on the new Dell Colour Management software[4], with Calman Verified certification.

• Tailored to you

  Create, store, and manage ICC profiles on your computer dynamically through the software dashboard.

• Wide compatibility

  Dell Colour Management software is compatible with multiple operating systems including Windows and macOS®.

Environmentally-forward thinking

• Sustainable materials

  This monitor is made with 50% recycled steel, 85% post-consumer recycled plastics including closed-loop plastics, 100% recycled aluminum[5]and at least 20% recycled glass[6].

• Packaging innovation

  Ships in a box made with 100% renewable content that is also recyclable.

• Elevated standards

  Meets highest environmental standards and registered EPEAT Gold with Climate+ designation - this monitor has met Dell's best practices for decarbonisation.