51.5″ Dell U5226KW – Specs & Features
The Dell U5226KW is a 51.5-inch IPS monitor built around single-cable laptop setups, with 140 W of USB-C power delivery.
Overview
The Dell U5226KW is a 51.5-inch IPS monitor built around single-cable laptop setups, with 140 W of USB-C power delivery. It offers 130 ppi pixel density, 400 nits typical brightness, 1700:1 static contrast and 99% DCI-P3 coverage. The panel refreshes at 48–120 Hz and quotes 5 ms GtG response. Inputs include 2× HDMI 2.1, 2× DisplayPort 1.4, Thunderbolt 4 (140 W) and 5× USB-A. The stand offers 90 mm of height adjustment and swivel. 2 × 9 W speakers are built in, and it weighs 18.23 kg with the stand. It suits laptop users who want one-cable docking at the desk. The main trade-off: heavy at 18.23 kg, so it needs a sturdy desk or arm.
- 51.5-inch IPS (4200R curve), 6144 × 2560 at 130 ppi
- 48–120 Hz, 5 ms GtG response
- 400 nits, 1700:1 contrast, 99% DCI-P3
- 2× HDMI 2.1, 2× DisplayPort 1.4, Thunderbolt 4 (140 W), 5× USB-A
- 90 mm height, swivel, 2 × 9 W speakers, 18.23 kg
Pros & Cons
- Thunderbolt 4 with 140 W power delivery charges a laptop over a single cable
- Thunderbolt connection simplifies docking
- 99% DCI-P3 coverage suits colour-sensitive work
- High resolution at 130 ppi gives crisp text and detail
- Stand adjusts for 90 mm height and swivel
- Heavy at 18.23 kg, so it needs a sturdy desk or arm
- No pivot, so no portrait mode for long documents
- At 51.5 inches it takes up a lot of desk space
- Needs a powerful graphics card to use 4K at high refresh
Score & Ratings
| Specification | Value |
|---|---|
| Brand | Dell |
| Series | UltraSharp |
| Model | U5226KW |
| Model Alias | UltraSharp U5226KWUltraSharp 52 Thunderbolt Hub Monitor |
| Full Product Name | Dell UltraSharp U5226KW |
| Model Year | 2026 |
| Specification | Value |
|---|---|
| Screen Size | 51.5-inch |
| Radius of Curvature | 4200R |
| Aspect Ratio | 2.4:1 |
| Display Area | 93.78% |
| Panel Type | IPS |
| Panel Technology |
|
52.5" Display Size (133.3 cm) 21:9
| Specification | Value |
|---|---|
| Native Resolution | 6144 × 2560 |
| Pixel Density | 130 PPI |
| Pixel Pitch | 0.196 mm |
| Specification | Value |
|---|---|
| Panel Bit Depth | 10-bit (8-bit + FRC) |
| FRC | Yes |
| Display Colors | 1.07 Billion |
Spans well beyond central vision — ideal for multitasking, edges will need head turns.
| Specification | Value |
|---|---|
| Refresh Rate Range | 48Hz – 120Hz |
| Specification | Value |
|---|---|
| HDMI Ports |
|
| HDMI Version | HDMI 2.1 |
| HDMI FRL | Yes |
| DisplayPort Input | 2× 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 2.2 |
Ports & Connections
| Specification | Value |
|---|---|
| Built-In Camera | No |
| Specification | Value |
|---|---|
| VESA Mount | 100 × 100 mm200 × 100 mm200 × 200 mm |
| VESA Size | 100 × 100 mm200 × 100 mm200 × 200 mm |
| Removable Stand | Yes |
| Height Adjustment | 90 mm |
| Height Range | 90 mm |
| Specification | Value |
|---|---|
| Weight With Stand | 18.23 kg |
| Weight Without Stand | 12.95 kg |
Power & Operating Conditions 6
| Specification | Value |
|---|---|
| Power Input | 110–240V |
| AC Frequency | 50/60Hz |
| Typical Power Consumption | 63.6W |
| Average Power Consumption | 63.6W |
| Maximum Power Consumption | 430W |
| Sleep Consumption | 0.3W |
Certifications, Standards & Licenses 5
| Specification | Value |
|---|---|
| Energy Star | Energy Star |
| EPEAT | EPEAT |
| TCO Certified | TCO Certified |
| TCO Certified Edge | TCO Certified Edge |
| RoHS | RoHS |
Estimated Running Cost
Based on this product's rated power draw, not an independent lab measurement — actual usage varies with settings and content.
Draws more power than 100% of the 701 comparable displays we track.