We're here to help. Contact a Dell expert ›

Add more brilliance to your life.

The moment you turn it on, you’ll see the difference. With such incredible clarity on an expansive 28-inch screen, the Ultra HD DellTM 28 monitor delivers an impeccable performance that defies its mainstream price.

Sorry, this item is not available anymore for purchase online. Please see our recommended replacement product.
P2815Q High PPI Monitor


Incredible clarity for whatever you do

Incredible clarity for whatever you do

Whether you scrutinize spreadsheets, manage marketing plans, or review videos and photos, the Dell 28 monitor delivers a reliable performance for every task.
  • See more in Ultra HD (3840 x 2160). That’s four times the resolution of Full HD.
  • Do more with a 28” screen, giving you ample space for multiple applications or videos.
  • Experience more clarity with incredible picture quality and a non-glare LED panel that makes your view brighter and clearer

Flexible viewing and connectivity options

Boost your productivity with a wide range of connectivity and viewing options.

  • Work comfortably with full adjustability features such as tilt, pivot, swivel and height adjustable stand.
  • Get a big picture view of content from your smartphone, tablet, or other peripherals and devices with quick and easy connections via the HDMI/MHL, DisplayPort, mini-DisplayPort and 4 USB 3.0 ports (including 1-1.5A charging port).
  • Experience greater display flexibility with optional Dell Single Monitor Arm.
Flexible viewing and connectivity options
Reliable and environmentally efficient

Reliable and environmentally efficient

With our Premium Panel Guarantee* and the latest environmental compliance, you’ll enjoy peace-of-mind and minimized downtime.
  • Free panel exchange in the event that you discover even one bright pixel during the 3-year Limited Hardware Warranty* period.
  • Reduced carbon footprint and environmental impact with the latest regulatory and environmental standards such as ENERGY STAR®, TCO Certified Displays and EPEAT Gold®*.
  • Eco-conscious design made with BFR/PVC-free materials (excluding external cables) and more than 25% post-consumer recycled plastics in its chassis.
  • Enhance power management through PowerNap. The Dell Display Manager either dims your monitor or adjusts brightness level saving power consumption during inactivity.


Get even more versatility, performance and security with these extras for your Dell 28 Monitor.Look for these items on Dell.com.

Dell Single Monitor Arm | MSA14

Dell Single Monitor Arm | MSA14

The Dell Single Monitor Arm will add even more flexibility to your workspace. Tilt, swivel and even pivot the panel from landscape to portrait mode.
USB Soundbar | AC511

USB Soundbar | AC511

Instantly enjoy stereo sound with the Dell soundbar. Simply snaps snugly to the bottom of your monitor for rich, stereo sound.
Dell Premium Lock | LP500

Dell Premium Lock | LP500

Secure your monitor with a super-strong, carbon-tempered steel cable lock that easily attaches to your monitor’s standard security lock slot.
Limited Hardware Warranty
Limited Hardware Warranty*
Because it is backed by a 3-Year Limited Hardware Warranty* and Advanced Exchange Service*, you can purchase your Dell 28 Monitor – P2815Q with confidence.
Premium Panel Guarantee
Premium Panel Guarantee*
The Dell Premium Panel Guarantee* allows a free panel replacement during the Limited Hardware Warranty period even if only one bright pixel is found.


  • Diagonally Viewable Size:
    71.12 cm
    28.0" (28-inch wide viewable image size)

    Aspect Ratio:
    Widescreen (16:9)

    Panel Type, Surface:

    Optimal resolution:
    3840 x 2160* at 30 Hz

    Contrast Ratio:
    1000: 1 (typical)

    300 cd/m2 (typical)

    Response Time:
    5 ms (typical)

    Viewing Angle:
    (160° vertical / 170° horizontal)

    Colour Support:
    1.073 billion colours

    Pixel Pitch:
    0.16 mm

    Backlight Technology:

    Display Type:
    Widescreen Flat Panel Display

    Display Screen Coating:
    Antiglare with hard-coating 3H

    Audio Output:
    Dell Speaker Bar AC511 (optional)


    Height-adjustable stand, pivot, tilt , swivel and built in cable-management

    Flat Panel Mount Interface:
    VESA (100 mm)


  • 1 DisplayPort
    1 Mini DisplayPort
    1 HDMI (MHL)
    1 DisplayPort out (MST)
    1 USB Upstream
    4 USB 3.0 ports - Downstream (3 at the bottom, 1 up to 1.5A charging port with BC1.2 compliance devices at the back)

    Built-in Devices

    USB 3.0 Super-Speed Hub (with 1 USB upstream port and 4 USB downstream ports, including 1 up to 1.5A charging port with BC1.2 compliance devices)


  • Security lock slot (cable lock sold separately)
    Anti-theft stand lock slot (to panel)


  • Dimensions with stand (H x W x D):
    435.3 mm ~ 550.3 mm (17.14" ~ 21.67") x 661.3 mm (26.04") x 204.1 mm (8.03")

    Dimensions without stand (H x W x D):
    381.7 mm (15.03") x 661.3 mm (26.04") x 56.2 mm (2.21")

    Preset Display Area(H X V):
    620.9 mm x 341.3 mm
    24.45" x 13.44"

    Weight (panel only - for VESA mount):
    5.19 kg (11.42 lbs)

    Weight (with packaging):
    11.12 kg (24.47 lbs)


    3-Year Advanced Exchange Service and Premium Panel Guarantee


  • Voltage Required
    100 VAC to 240 VAC/50 Hz or 60 Hz ± 3 Hz/1.5 A

    Power Consumption (Operational)
    75W (typical) / 100W (maximum)*

    Power Consumption Stand by / Sleep
    Less than 0.5 W


  • Temperature Range Operating
    0 °C to 40 °C (32 °F to 104 °F)

    Temperature Range Non-operating
    Storage: -20 °C to 60 °C (-4° to 140° F)
    Shipping: -20 °C to 60 °C(-4° to 140° F)

    Humidity Range Operating
    10 % to 80 % (non-condensing)

    Humidity Range Non-operating
    Storage: 5 % to 90 % (non-condensing)
    Shipping: 5 % to 90 % (non-condensing)

    Altitude Operating
    5,000 m (16,400 ft) max

    Altitude Non-operating
    12,191 m (40,000 ft) max


 You can only compare up to 7 products. To compare this item, deselect one of the other 7 products.