Display
34.1", IPS Curved (3800R), 3440 × 1440 (UWQHD)
34.1
Refresh Rate
48Hz – 100Hz
48Hz
Brightness
350 nits
Contrast Ratio
1,500:1
1
Overview
Meetings, shared peripherals and ultrawide productivity come together in the 34.1-inch Dell P3426WEB, a 3440 x 1440 curved IPS business monitor with an integrated 2560 x 1440 camera, dual microphones and 10 W stereo audio. The 21:9 canvas runs at up to 100 Hz, offers 109 PPI and lists 99% sRGB in the technology notes. USB-C supplies 90 W, while KVM, LAN and daisy-chaining features support a serious office setup. Its 150 mm height adjustment, ±45° swivel and gentle 3800R curve also favour long work sessions. The sheet contains a major data error: stand and no-stand dimensions and weights appear reversed or impossible, so those measurements should not guide a purchase. HDR support is not published. Buy it if conferencing and one-cable ultrawide work are priorities; skip it if verified physical dimensions or entertainment-focused HDR are essential.
BrandDellPanel TypeIPSResolution3440 × 1440 (UWQHD)Refresh Rate48Hz – 100Hz
Key Highlights
- Integrated 3.69 MP camera with IR and AI auto framing
- 34.1-inch 21:9 IPS workspace at 100 Hz
- 90 W USB-C, LAN, KVM and daisy-chaining features
- 10 W stereo speakers and dual microphones
- 150 mm height adjustment with ±45° swivel
Who Should Buy the Dell P3426WEB
+ Best For
Video-heavy office teams
integrated camera, microphones and speakers cover daily calls
Laptop workstations
90 W USB-C combines display, data and charging
Multi-system desks
KVM and several upstream connections support shared peripherals
Ultrawide productivity users
3440 x 1440 provides broad horizontal workspace
× Not Ideal For
Buyers relying on published dimensions
the stand and no-stand figures contradict physical reality
HDR media users
HDR support and peak brightness are not published
Portrait workflows
the 34.1-inch panel is landscape only
Compact desks
the screen is 815.57 mm wide even before allowing for stand uncertainty
Display Performance
Refresh Rate
48Hz – 100Hz
Smoother than 60 Hz for office motion and scrolling
Response Time
5 ms (GtG)
Appropriate for productivity rather than competitive gaming
Brightness
350 cd/m² typical; peak not published
Strong office brightness without stated HDR reserve
Contrast
1,500:1
Better black depth than a basic 1,000:1 IPS claim
Colour Gamut
99% sRGB listed in technology notes
Suitable for standard office and web colour
HDR
Not published
No HDR format or peak-luminance claim is supplied
Gaming Performance
Refresh Rate48Hz – 100HzProvides moderate fluidity, not esports-class speed
Response Time5 ms (GtG)Fine for casual play
VRR / Adaptive SyncNot publishedNo gaming VRR certification appears on the sheet
GPU RequirementModerate3440 x 1440 needs more graphics power than standard QHD
HDR & Brightness Reality
HDR support is not published for the P3426WEB, and there is no peak-brightness figure or local-dimming specification. Its 350 cd/m² typical brightness and 1,500:1 IPS contrast can produce a solid office image, but they do not establish an HDR presentation. This is better understood as a conferencing and productivity monitor. The camera, USB-C dock, KVM and audio system are its meaningful differentiators, not an unlisted HDR capability.
Connectivity & Ports
HDMINot published in visible port textThe supplied Ports line is truncated
DisplayPortAvailable through USB-C DP Alt Mode; separate input not visibleFull video-input details need confirmation
USB-C90 W upstream plus 15 W downstreamStrong laptop docking and accessory power
USB HubUSB-B upstream and at least 3 USB connections are visibleSupports KVM-style peripheral sharing
Audio Out3.5 mmExternal audio remains possible despite built-in speakers
Desk Fit & Ergonomics
Size / FootprintPublished stand and no-stand figures conflictDo not use the listed dimensions for fit planning
StandRemovable; published weights appear reversedPhysical data requires manufacturer verification
VESA Mount100 × 100 mmCompatible with a suitable ultrawide arm
Tilt-5° to +21°Standard office adjustment
Height Adjust150 mmGenerous range for a large panel
Swivel / Pivot±45° swivel; no pivotEasy side positioning, landscape use only
Real-World Use Cases
3.69 MP camera, IR, microphones and 10 W speakers form an integrated call setup
3440 x 1440 gives room for side-by-side applications
90 W USB-C, LAN and USB connections reduce separate cables
KVM and multiple upstream links support shared peripherals
Pros & Cons
Pros
- Integrated camera, microphones and 10 W speakers
- Wide 3440 x 1440 workspace at 100 Hz
- 90 W USB-C with LAN and KVM features
- Strong height and swivel adjustment
- 99% sRGB is listed
Cons
- Published dimensions and weights are internally contradictory
- HDR support is not published
- No portrait pivot
- Complete port list is truncated
Score & Ratings
8/10
Great
Model Information
6
| Specification | Value |
|---|---|
| Brand | Dell |
| Series | Pro |
| Model | P3426WEB |
| Full Product Name | Dell P3426WEB |
| Model Year | 2026 |
| Available Colors | Black and Silver |
Display & Panel
6
| Specification | Value |
|---|---|
| Screen Size | 34.1-inch |
| Radius of Curvature | 3800R |
| Aspect Ratio | 21:9 |
| Display Area | 83.59% |
| Panel Type | IPS |
| Panel Technology | Curved IPS panel (3800R radius)178°/178° viewing angles10-bit color via 8-bit + FRC (1.07B colors)Edge LED backlight99% sRGBAnti-glare/Matte (3H) coatingFlicker-free technologyComfortView Plus |
Resolution & Pixel Details
3
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 3440 × 1440 (UWQHD) | |
| Pixel Density | 109 PPI | 109 PPI keeps text reasonably crisp while allowing comfortable native scaling. |
| Pixel Pitch | 0.233 mm |
Picture Quality & Color
3
| Specification | Value |
|---|---|
| Panel Bit Depth | 10-bit (8-bit + FRC) |
| FRC | Yes |
| Display Colors | 1.07 Billion |
Refresh Rate, Response & Gaming
1
| Specification | Value |
|---|---|
| Refresh Rate Range | 48Hz – 100Hz |
Ports & Connectivity
8
| Specification | Value |
|---|---|
| HDMI Ports | 1× HDMI 1.4 |
| HDMI Version | HDMI 1.4 |
| DisplayPort Input | 1× DisplayPort 1.4 |
| DisplayPort Version | DisplayPort 1.4 |
| USB-C Video Input | 1× USB-C |
| DisplayPort Alt Mode | Yes |
| HDCP Support | Yes |
| HDCP Version | HDCP 1.4 |
Audio, Camera, Network & Smart Features
10
| Specification | Value |
|---|---|
| Built-In Camera | Yes |
| Camera Resolution | 2560 × 1440 |
| Camera Image Resolution | 2560 × 1440 |
| Camera Video Resolution | 2560 × 1440 |
| Camera Megapixels | 3.69 MP |
| Camera Field of View | 81° |
| IR Camera | Yes |
| Windows Hello | Yes |
| Auto Framing | Yes |
| Privacy Shutter | Yes |
Ergonomics & Stand
5
| Specification | Value | What It Means |
|---|---|---|
| VESA Mount | 100 × 100 mm | |
| VESA Size | 100 × 100 mm | |
| Removable Stand | Yes | |
| Height Adjustment | 150 mm | 150 mm provides enough vertical travel for varied seating positions and webcam framing. |
| Height Range | 150 mm |
Dimensions, Weight & Design
2
| Specification | Value |
|---|---|
| Weight With Stand | 9.96 kg |
| Weight Without Stand | 7.18 kg |
Power & Operating Conditions
6
| Specification | Value |
|---|---|
| Power Input | 100–240V |
| AC Frequency | 50/60Hz |
| Typical Power Consumption | 27W |
| Average Power Consumption | 27W |
| Maximum Power Consumption | 270W |
| Sleep Consumption | 0.3W |
Certifications, Standards & Licenses
9
| Specification | Value |
|---|---|
| Energy Star | Energy Star 8.0 |
| EPEAT | EPEAT Climate+ |
| EPEAT Climate+ | EPEAT Climate+ |
| TCO Certified | TCO Certified 10.0 |
| TCO Certified Edge | TCO Certified Edge |
| TÜV Flicker-Free | TÜV Rheinland Flicker-free Certified |
| TÜV Low Blue Light | TÜV Rheinland Low Blue Light Certified |
| RoHS | RoHS |
| CECP | CECP |
Frequently Asked Questions
01 Why should the P3426WEB's published dimensions be treated cautiously? +
The sheet makes the no-stand unit deeper, taller and heavier than the assembled monitor in ways that are physically implausible. The values appear reversed or misassigned and should be checked against Dell's official drawing.
02 What does the built-in 2560 x 1440 camera add beyond a basic webcam? +
The sheet lists AI auto framing, an 81° field of view, 2x digital zoom and an IR camera for facial recognition. Dual microphones and 10 W speakers complete the conferencing system.
03 How does 100 Hz change an office ultrawide? +
Cursor movement, scrolling and window animation should appear smoother than at 60 Hz. It remains below gaming-focused 165 Hz or higher monitors.
04 What role does LAN play in the USB-C setup? +
A compatible laptop can use the monitor as part of a docked desk with network, display, USB data and up to 90 W power. The exact Ethernet speed is not visible in the supplied text.
05 What does the sheet's 'Subwoofer = 10W total' entry establish? +
It appears to repeat the 2 x 5 W speaker total rather than identify a separate bass driver. A dedicated subwoofer cannot be confirmed from the supplied data.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № P3426WEB