Display
29.77 in, IPS, 2560 x 1600 pixels
29.77
Refresh Rate
56 Hz - 76 Hz
56 Hz
Brightness
350 cd/m²
350 cd
Contrast Ratio
1000 : 1
1000
Overview
At its core, the Dell U3023E uses an IPS panel offering 2560 x 1600 pixels and a 56 Hz - 76 Hz refresh range. Response time is quoted at 5 ms GtG. For picture quality, expect 350 cd/m² typical brightness, 1000 : 1 contrast and 100% sRGB coverage. On connectivity, you get 1x HDMI 1.4, 2x DisplayPort 1.4, 5x USB-A. Independent research on this model adds one useful note: Panel: IPS, WQXGA 2560x1600 (16:10), height adjustable, USB 3.2 Gen2/USB-C hub.
BrandDellPanel TypeIPSResolution2560 x 1600 pixelsRefresh Rate56 Hz - 76 Hz
Key Highlights
- Dell U3023E speed | 56 Hz - 76 Hz refresh with 5 ms GtG response
- Dell U3023E hub | 5 USB-A downstream ports
- Dell U3023E image | 350 cd/m² brightness and 1000 : 1 contrast
Who Should Buy the Dell U3023E
+ Best For
Document and code work
16:10 shows more lines than 16:9
Two-machine desks
a KVM switch with USB-C
Ergonomic setups
150 mm of height and a full pivot
Office fleets
EPEAT Gold, TCO Certified, 26.6 W draw
× Not Ideal For
Gaming
76 Hz with a 5 ms response
HDR content
no HDR support is listed
Video work
16:10 letterboxes 16:9 content
Dark rooms
1000:1 contrast lifts blacks
Display Performance
Refresh Rate
56 Hz - 76 Hz
Standard refresh range
Response Time
5 ms GtG
Manufacturer-published transition time
Brightness
350 cd/m²
Typical brightness as specified; peak figure not published
Contrast
1000 : 1
Standard panel black depth
Colour Gamut
100% sRGB
Standard game and web colour
Gaming Performance
Refresh Rate56 Hz - 76 HzMatch frame rate to the monitor’s useful range
Response Time5 ms (GtG)Published claim without independent testing
GPU Requirement2560 x 1600 pixels up to 76 HzEntry-to-mid-range GPU is generally sufficient
HDR & Brightness Reality
No HDR is listed for this monitor, and at 350 cd/m2 with 1000:1 contrast that is the correct call. What Dell spent the budget on is 95% DCI-P3 with 100% sRGB, a KVM, and one of the better stands in the UltraSharp line. For a 16:10 productivity panel, colour accuracy and ergonomics are the specifications that get used every day; an HDR badge would not have been.
Connectivity & Ports
HDMI1x HDMI 1.4Published port count and version
DisplayPort2x DisplayPort 1.4Input includes Display Stream Compression (DSC)
USB-CYesSupports USB-C input
USB Hub5x USB-A downstreamPeripherals can run through the screen
Audio Out3.5 mm audio outExternal audio may still be preferred
Desk Fit & Ergonomics
Size / Footprint655.9 × 472.7 × 230 mmCheck desk width and depth before purchase
StandRemovable: YesA separate arm can replace the supplied base
VESA Mount100 x 100 mmUse a matching arm or wall mount
Tilt-5 ° to +21 °Covers the published forward and backward range
Height Adjust150 mm (5.91 in)Supports eye-level positioning
Swivel / Pivot±30 ° / ±90 °Supports shared angles and portrait rotation
Real-World Use Cases
16:10 fits more lines than a 16:9 panel
a KVM switch shares peripherals
a full +/-90 pivot with 150 mm of height
95% DCI-P3 with 100% sRGB
Pros & Cons
Pros
- 56 Hz 76 Hz refresh range with 5 ms GtG response supports fast-paced use
- Built-in USB hub adds convenient peripheral connectivity
- Stand offers 150 mm (5.91 in) height adjustment, swivel, pivot
- 100% sRGB coverage is published for the panel
Cons
- No listed built-in speakers
Score & Ratings
7.2/10
Great
Model Information
7
| Specification | Value |
|---|---|
| Brand | Dell |
| Series | UltraSharp |
| Model | U3023E |
| Model Alias | UltraSharp U3023E |
| Full Product Name | Dell U3023E |
| Model Year | 2022 |
| Available Colors | Black and Silver |
Display & Panel
10
| Specification | Value | What It Means |
|---|---|---|
| Screen Size | 29.77 in | |
| Exact Diagonal | 756.2 mm (29.77 in) | |
| Aspect Ratio | 16:10 | |
| Active Display Width | 641.28 mm (25.25 in) | |
| Active Display Height | 400.8 mm (15.78 in) | |
| Screen-to-Body Ratio | 93.61% | |
| Panel Type | IPS | IPS affects viewing angles, black depth and color consistency — each panel technology trades these off differently. |
| Backlight Type | W-LED | |
| 3D Support | No | |
| Screen Coating | Anti-glare/Matte (3H) |
Resolution & Pixel Details
3
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 2560 x 1600 pixels | |
| Pixel Density | 101 ppi | 101 ppi indicates how much scaling may be needed in the operating system for comfortable reading. |
| Pixel Pitch | 0.251 mm (0.01 in) |
Picture Quality & Color
8
| Specification | Value | What It Means |
|---|---|---|
| Panel Bit Depth | 10 bits | |
| Display Colors | 1073.7 million colors (30 bits) | |
| Typical Brightness | 350 cd/m² | |
| Static Contrast Ratio | 1000 : 1 | |
| Horizontal Viewing Angle | 178 ° | |
| Vertical Viewing Angle | 178 ° | |
| sRGB Coverage | 100% | 100% indicates how much of that color space the panel can reproduce, which affects color accuracy for photo/video work. |
| DCI-P3 Coverage | 95% |
Refresh Rate, Response & Gaming
2
| Specification | Value |
|---|---|
| Refresh Rate Range | 56 Hz - 76 Hz |
| Minimum Response Time | 5 ms |
Ports & Connectivity
12
| Specification | Value |
|---|---|
| HDMI Ports | 1 |
| HDMI Version | 1.4 |
| DisplayPort Input | 2 |
| DisplayPort Output | 1x DisplayPort 1.4 (MST out) |
| DisplayPort Version | 1.4 |
| USB-C Video Input | 1× USB-C |
| DisplayPort Alt Mode | Yes |
| Display Stream Compression | Yes |
| USB-C Input | Yes |
| USB-C Power Delivery | 90 W |
| USB-A Ports | 5 |
| Audio Output | Yes |
Audio, Camera, Network & Smart Features
2
| Specification | Value |
|---|---|
| Built-In Camera | No |
| Ethernet | Yes |
Ergonomics & Stand
14
| Specification | Value | What It Means |
|---|---|---|
| VESA Mount | Yes | |
| VESA Size | 100 x 100 mm | |
| Removable Stand | Yes | |
| Height Adjustment | Yes | 150 mm (5.91 in) of travel allows the screen to be raised or lowered for a comfortable eye-level position. |
| Height Adjustment Range | 150 mm (5.91 in) | |
| Tilt Adjustment | Yes | |
| Forward Tilt | 5 ° | |
| Backward Tilt | 21 ° | |
| Swivel Adjustment | Yes | |
| Left Swivel | 30 ° | |
| Right Swivel | 30 ° | |
| Pivot Adjustment | Yes | |
| Left Pivot | 90 ° | |
| Right Pivot | 90 ° |
Dimensions, Weight & Design
6
| Specification | Value |
|---|---|
| Dimensions With Stand | 655.9 × 472.7 × 230 mm |
| Dimensions Without Stand | 655.9 × 418.6 × 53 mm |
| Weight With Stand | 11.13 kg (24.54 lbs) |
| Weight Without Stand | 6.48 kg (14.29 lbs) |
| Stand Width | 300 mm (11.81 in) |
| Stand Depth | 230 mm (9.06 in) |
Power & Operating Conditions
16
| Specification | Value |
|---|---|
| Power Input | 100–240V |
| 110V Input Range | 100 V - 120 V |
| 220V Input Range | 220 V - 240 V |
| AC Frequency | 50 Hz - 60 Hz |
| Electric Current | 1.8 A |
| Average Power Consumption | 26.6 W |
| Maximum Power Consumption | 210 W |
| Sleep Consumption | 0.3 W |
| Off Consumption | 0.2 W |
| Annual Energy Consumption | 74.65 kWh |
| Operating Temperature | 0 °C - 40 °C (32 °F - 104 °F) |
| Operating Humidity | 10% - 80% |
| Operating Altitude | 5000 m |
| Storage Temperature | -20 °C - 60 °C (-4 °F - 140 °F) |
| Storage Humidity | 5% - 90% |
| Storage Altitude | 12192 m |
Eye Care, Protection & Additional Features
4
| Specification | Value |
|---|---|
| Flicker-Free | Yes |
| Low Blue Light | Yes |
| ComfortView Plus | Yes |
| Additional Monitor Features | Dell Display Manager (DDM) Compatibility; Display Stream Compression (DSC); KVM Switch; Picture-by-Picture; Picture-in-Picture |
Certifications, Standards & Licenses
5
| Specification | Value |
|---|---|
| Energy Star | Yes |
| EPEAT | EPEAT Gold |
| TCO Certified | Yes |
| TÜV Low Blue Light | TUV Rheinland Low Blue Light Certified (Hardware Solution) |
| RoHS | Yes |
Included Accessories
1
| Specification | Value |
|---|---|
| DisplayPort Cable | Yes |
Frequently Asked Questions
01 Why does 16:10 matter? +
Vertical space. At 2560 x 1600 you get 160 more rows of pixels than a 2560 x 1440 panel - roughly ten extra lines of code or several more spreadsheet rows. For text work that is worth more than extra width.
02 Is 29.77 inches an odd size? +
It is unusual, yes - a 16:10 panel with a 2560 x 1600 resolution lands between the common 27 and 32-inch classes. At 101 PPI the density sits close to a 27-inch 1440p screen.
03 Does 16:10 cause problems with video? +
Films and YouTube will letterbox slightly with bars top and bottom, since almost everything is mastered 16:9. If you watch a lot of video on your work screen, that is the trade-off for the extra lines.
04 Is there a difference between this KVM and Auto KVM? +
✓ Yes. This is a manual KVM - you switch it yourself via the menu or a shortcut. Dell's Auto KVM, on panels like the U3824DW, does the switching for you based on which input you are viewing.
05 Can I take calls without a headset? +
No - a 3.5 mm output only. Worth planning for if you take calls at your desk, since several UltraSharp models at this price do include them.
Reviews
DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT
SHEET № U3023E