Dell

Dell P3421W 34-Inch Curved USB-C Ultrawide Monitor

4.3 (244 reviews)
USB-C

Experience Immersive Productivity with Stunning VisualsThe Dell 34-inch Curved USB-C Monitor delivers an immersive viewing experience with its ultrawide, WQHD resolution. Perfect for multitasking and productivity, this monitor combines comfort and performance in a sleek design. Screen Size:...

$449.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

Experience Immersive Productivity with Stunning Visuals

The Dell 34-inch Curved USB-C Monitor delivers an immersive viewing experience with its ultrawide, WQHD resolution. Perfect for multitasking and productivity, this monitor combines comfort and performance in a sleek design.

  • Screen Size: 34 Inches
  • Resolution: WQHD (3440 x 1440) at 60Hz
  • Curvature: 3800R
  • Colors: 1.07 Billion Colors
  • Ports: USB 2.0 (2), USB 3.0 (3)
  • Adjustability: Tilt, Swivel, and Height Adjustable

Key Features

Immersive Productivity: See more and achieve more on this 34” ultrawide

Work Comfortably: Tilt, swivel and adjust the height of your monitor

Multitask Mode: Multitask effciently with two PC sources using built-in Picture-by-Picture and Keyboard, Video and Mouse (KVM) features.

Easy on the eyes: Optimize eye comfort with a flicker-free screen and Comfort View, a feature that reduces harmful blue light emissions.

Specifications

Display Size
34 inches
Display Type
Curved Ultrawide
Connectivity
USB-C
Ergonomics
Tilt, Swivel, Height Adjust
Multitasking Features
Picture-by-Picture (PBP), KVM
Eye Comfort Features
Flicker-free screen, Comfort View (reduces blue light)

Pros & Cons

👍 Pros

  • 34-inch ultrawide curved display enhances productivity by providing more screen real estate
  • Offers extensive ergonomic adjustments including tilt, swivel, and height to ensure comfortable viewing
  • Features Picture-by-Picture (PBP) and KVM capabilities for efficient multitasking with multiple PC sources
  • Includes ComfortView and a flicker-free screen to optimize eye comfort by reducing blue light emissions
  • The USB-C connectivity simplifies setup and can provide power delivery and data transfer with a single cable
  • Its curved design can create a more immersive viewing experience, particularly for extended work
  • Dell branding often indicates a commitment to professional-grade features and reliability

👎 Cons

  • Specific resolution details are not provided beyond "ultrawide," which could vary within the category
  • Refresh rate information is absent, which might be a concern for users who prioritize smooth motion
  • Brightness levels and color gamut specifications are not mentioned, impacting visual quality assessment
  • While USB-C is present, the number and type of other input/output ports are not detailed
  • A 34-inch ultrawide monitor may require significant desk space for optimal placement
  • The curved design, while immersive, is not preferred by all users for certain tasks
  • The price point for a monitor with these features could be higher compared to flat or smaller displays

Frequently Asked Questions

The specific resolution is not provided in the product description, only that it is a 34-inch ultrawide display.
The curved screen provides an immersive viewing experience, helping users see more content at once and potentially enhancing focus across the ultrawide display.
While it features USB-C connectivity, the product description does not specify the power delivery capabilities of the USB-C port for laptop charging.
The KVM (Keyboard, Video, and Mouse) feature enables efficient multitasking by allowing you to control two PC sources with a single keyboard and mouse setup through the monitor.
The features listed, such as ultrawide display and eye comfort, are geared towards productivity; gaming-specific features like high refresh rates are not mentioned.
Comfort View reduces harmful blue light emissions, and a flicker-free screen minimizes eye strain, both contributing to improved eye comfort during extended use.
The product description highlights USB-C, but does not list other specific video input ports like HDMI or DisplayPort.