The Dell UltraSharp U4320Q is a massive 42.5" 4K IPS monitor built for power users, financial professionals, developers, and creative teams who need expansive screen real estate without a bezel-cluttered multi-monitor setup. A single 4K panel running at 3840×2160 with 103 PPI delivers razor-sharp text and vivid detail across the entire display.

Professionally inspected, tested, and certified ready for business use. Backed by our 1-year warranty. This Grade A unit shows minimal cosmetic wear and has been verified to pass our complete display and connectivity testing process.

Specifications:

• Model: Dell UltraSharp U4320Q
• Panel Type: IPS (In-Plane Switching), LED backlit
• Screen Size: 42.5" diagonal (marketed as 43")
• Resolution: 3840 × 2160 (4K UHD) @ 60Hz
• Pixel Density: 103 PPI
• Brightness: 350 cd/m²
• Contrast Ratio: 1000:1 (static)
• Color Gamut: 96% sRGB, 1.07 billion colors
• Viewing Angles: 178° horizontal / 178° vertical
• Response Time: 5ms (fast mode) / 8ms (normal mode)
• Ports (rear):
  • 1× DisplayPort 1.4 (full size)
  • 2× HDMI 2.0
  • 1× USB-C (upstream, DP Alt Mode + 90W Power Delivery)
  • 1× USB-C (downstream)
  • 3× USB-A 3.1 Gen 1
  • 1× Audio Line-out (3.5mm)
• Ergonomics: Height adjustable, tilt, swivel, VESA 100×100mm compatible
• Dimensions (with stand): 967.2 × 564.4 × 219.9mm
• Weight: 13.2 kg (29.1 lbs)
• HDMI-CEC: Yes (Zoom Room compatible)
• Picture-by-Picture (PBP): Yes — display up to 4 simultaneous inputs on one screen

What's Included:

• 1× Dell UltraSharp U4320Q 43" 4K Monitor
• 1× Power cable
• 1× DisplayPort cable
  
• 1-Year Saddle Group parts & labour warranty

NOT Included:

• Original box or packaging
  

Condition - Grade A:

• Refurbished to Grade A cosmetic standard
• Minimal signs of previous use
• Panel inspected for dead pixels, backlight bleed, and image retention — clear
• All ports tested and fully functional
• USB-C Power Delivery tested at 90W
• Picture-by-Picture (PBP) functionality verified
• Professionally cleaned inside and out
• 1-year warranty included

Performance & Use Cases: At 42.5" and 4K, the U4320Q effectively replaces a four-monitor setup — the panel is large enough to tile four FHD windows side by side without feeling cramped, and the Picture-by-Picture mode lets you physically connect up to four separate computers to one screen simultaneously. This is the monitor for financial traders running live dashboards, developers with code on one side and docs on the other, creative directors reviewing large-format layouts, or executives who want a clean single-screen command centre. USB-C delivers up to 90W of power to your laptop while sending video, audio, and data through a single cable — plug in once, be done. The height-adjustable stand with full tilt and swivel is a genuine ergonomic differentiator at this size class.

Why Choose Dell UltraSharp? The UltraSharp line is Dell's flagship professional display series — factory-calibrated colour, IPS consistency from edge to edge, and built for all-day use. The U4320Q was Dell's first height-adjustable 42.5" 4K monitor and remains one of the most capable large-format business displays on the used market. VESA mount compatible for arm or wall mounting if the stand doesn't suit your setup.

Warranty & Support: Every Saddle Group refurbished monitor includes a full 1-year warranty covering hardware defects. If something fails, we cover it. Local pickup available at our Vaughan location, or we ship across Canada with tracking.

Questions Before You Buy? Contact us at support@saddlegroup.ca or call 289-963-9945. We're happy to confirm connectivity compatibility with your specific laptop or workstation before you order.

Trade-In Program: Upgrading from an older monitor? Contact us via WhatsApp at https://wa.me/16476215306 for a trade-in quote toward this or any other display in our inventory.

Browse our full monitor inventory at https://www.saddlegroup.ca/collections/monitors or shop enterprise docking stations at https://www.saddlegroup.ca/collections/enterprise-docking-stations