Product Description
Description for Dell UltraSharp U4025QW 40" Curved Thunderbolt Hub Monitor, 5K WUHD IPS Display, 120Hz Refresh Rate, 5ms (Fast) Response Time, 2500R Curvature, 1.07B Color Support, White | U4025QW
Dell UltraSharp U4025QW — Precision, Power, and Immersive Clarity
Experience the pinnacle of productivity and visual brilliance with the Dell UltraSharp U4025QW, a 39.7-inch curved 5K WUHD monitor that redefines what a professional display can do. With a 5120 × 2160 resolution, 120Hz refresh rate, and IPS Black technology, it delivers exceptional contrast, superior color accuracy, and expansive screen real estate — ideal for creators, engineers, and multitaskers.
Its Thunderbolt™ 4 hub supports 140W power delivery, allowing seamless connectivity for your entire workstation through a single cable. With a 2500R curvature, VESA DisplayHDR™ 600 certification, and 99% DCI-P3 color coverage, this display brings cinematic quality and true-to-life visuals to professional workflows, gaming, and entertainment alike.
Key Features
UltraWide 40" Curved 5K WUHD Display (5120 × 2160) – Offers 35% more on-screen space than 4K for true multitasking efficiency.
120Hz Refresh Rate & 5ms Response Time – Smooth motion clarity with minimal input lag, perfect for design, editing, and gaming.
IPS Black Technology – Produces deeper blacks and a superior contrast ratio (2000:1 typical).
VESA DisplayHDR™ 600 Certified – Enhanced dynamic range and 600 nits peak brightness for vivid, lifelike visuals.
Thunderbolt™ 4 Hub – Connect, charge, and daisy-chain with up to 140W power delivery and multiple data ports.
Color-Calibrated for Professionals – Covers 99% DCI-P3, 100% sRGB, and 100% BT.709 color gamuts with Delta E < 2 accuracy.
Ergonomic & Elegant Design – Height, tilt, and swivel adjustments for optimal comfort with a clean, premium white aesthetic.
Built-in 9W Stereo Speakers – Crisp, integrated audio to complement your visuals.
Specifications
| Category | Details |
| Display | |
| Diagonal Size | 39.7" (Curved, 2500R) |
| Panel Type | IPS Black Technology |
| Resolution | 5120 × 2160 (5K WUHD) |
| Aspect Ratio | 21:9 |
| Brightness | 450 cd/m² (typical), 600 cd/m² (HDR Peak) |
| Contrast Ratio | 2000:1 (typical) |
| Color Depth | 1.07 Billion (8-bit + FRC) |
| Color Gamut | DCI-P3 99%, Display P3 99%, sRGB 100%, BT.709 100% |
| HDR Support | VESA DisplayHDR™ 600 |
| Response Time | 8ms (Normal), 5ms (Fast) |
| Refresh Rate | 120Hz |
| Pixel Pitch | 0.1815 × 0.1815 mm |
| Viewing Angle | 178° / 178° |
| Screen Coating | Anti-glare, 3H Hardness |
| Curvature | 2500R |
| Features | |
| Ambient Light Sensor | Auto brightness & color temperature |
| PbP / PiP | Yes |
| KVM | Yes |
| Daisy Chain | Supported |
| Built-in Speakers | 2 × 9W |
| Flicker-free / Low Blue Light | Yes |
| Dell Display Manager | Easy Arrange, Auto-Restore Layout |
| Connectivity | |
| HDMI | 1 × HDMI 2.1 (5K @120Hz, HDR, VRR) |
| DisplayPort | 1 × DP 1.4 (HDCP 2.3, HDR, DSC) |
| Thunderbolt 4 | 1 × Upstream (140W PD), 1 × Downstream (15W Daisy Chain) |
| USB-C | 1 × Upstream (Data Only, 10Gbps) |
| USB-A | 4 × Downstream (USB 3.2 Gen 2, 10Gbps) |
| RJ45 | 1 × 2.5GbE Ethernet |
| Audio Line-Out | 1 × 3.5mm |
| Adjustability | |
| Height Adjustment | Up to 150mm |
| Tilt | -5° to +21° |
| Swivel | -30° to +30° |
| VESA Mount | 100 × 100 mm |
| Power | |
| Voltage | 100–240V AC, 50/60Hz |
| Power Delivery | Up to 140W via Thunderbolt 4 |
| Power Consumption | On Mode: 39.5W / Max: 380W |
| Standby / Off | 0.4W / 0.3W |
| Networked Standby | 1.8W |
| Dimensions & Weight | |
| With Stand (W×H×D) | 37.27" × 18.60–24.50" × 9.95" |
| Without Stand | 37.27" × 16.50" × 4.25" |
| Weight (With Stand) | 26.94 lb |
| Weight (Panel Only) | 18.41 lb |
| Weight (Packaged) | 41.93 lb |
| Certifications & Compliance | ENERGY STAR, EPEAT Gold, TCO Certified Edge, RoHS, Arsenic & Mercury-Free, NFPA 99 |
| Included Accessories | Power Cable, DisplayPort 1.4 Cable, HDMI Cable, USB-A to USB-C Cable, Thunderbolt 4 Cable, Stand Base, Quick Setup Guide, Factory Calibration Report |
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