Overview
A 4K panel, 10 W audio and 65 W USB-C make the BenQ EW2790U a 27-inch IPS monitor for mixed home use rather than high-refresh gaming. Its 3840 x 2160 resolution produces 163 PPI, while 99% sRGB, 95% DCI-P3 and 10-bit colour give it broad coverage. The stand offers 110 mm height adjustment and ±20° swivel, and USB-C combines DisplayPort Alt Mode, 5 Gbps data and laptop power. Motion is limited to 60 Hz with a 5 ms GtG response. HDR10 and DisplayHDR 400 are listed, but 350 cd/m² typical rises to only 400 cd/m² peak, leaving little highlight headroom. The port line is truncated before HDMI and DisplayPort details can be confirmed. Buy it if sharp 4K desktop use, strong built-in audio and one-cable laptop connectivity matter; skip it if fast gaming, precise HDR or a fully documented input list is required.
Key Highlights
- 27-inch 4K panel at 163 PPI
- 99% sRGB and 95% DCI-P3 coverage
- 65 W USB-C with DisplayPort Alt Mode
- Built-in 2 x 5 W speakers
- 110 mm height adjustment and ±20° swivel
Who Should Buy the Benq EW2790U
Display Performance
Gaming Performance
HDR & Brightness Reality
DisplayHDR 400 is a weak part of the EW2790U specification. Typical brightness is 350 cd/m² and peak brightness is 400 cd/m², so highlights gain only 50 cd/m² over normal output. The 1000:1 IPS contrast also limits dark-scene depth, and no local-dimming information is published. HDR10 content can be accepted, but the hardware figures point to basic compatibility rather than a wide luminance range. The monitor’s stronger case is 4K clarity and colour coverage.
Connectivity & Ports
Desk Fit & Ergonomics
Real-World Use Cases
Pros & Cons
- Sharp 27-inch 4K panel
- 95% DCI-P3 and 10-bit colour
- 65 W USB-C connectivity
- Built-in 10 W speakers
- Height and swivel adjustment
- Only 60 Hz
- DisplayHDR 400 has 50 cd/m² headroom
- 1000:1 contrast limits dark scenes
- HDMI and DisplayPort details are truncated
Score & Ratings
| Specification | Value |
|---|---|
| Brand | BenQ |
| Series | MOBIUZ |
| Model | EW2790U |
| Full Product Name | BenQ EW2790U |
| Model Year | 2024 |
| Available Colors | White |
| Specification | Value |
|---|---|
| Screen Size | 27-inch |
| Aspect Ratio | 16:9 |
| Display Area | 84.09 % (percent) |
| Panel Type | IPS |
| Backlight Type | W-LED |
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 3840 × 2160 | |
| Pixel Density | 163 PPI | 163 PPI may benefit from scaling, but it provides a dense workspace for documents and images. |
| Pixel Pitch | 0.155 mm (millimeters) |
| Specification | Value |
|---|---|
| Panel Bit Depth | 10 bits |
| Display Colors | 1073741824 colors |
| Specification | Value |
|---|---|
| Refresh Rate Range | 60 Hz (hertz) |
| Specification | Value |
|---|---|
| HDMI Ports | 3× HDMI 2.0 |
| HDMI Version | HDMI 2.0 |
| USB-C Video Input | 1× USB-C |
| DisplayPort Alt Mode | Yes |
| HDCP Support | Yes |
| Specification | Value |
|---|---|
| Built-In Camera | No |
| Specification | Value | What It Means |
|---|---|---|
| VESA Mount | 100 × 100 mm | |
| VESA Size | 100 × 100 mm | |
| Removable Stand | Yes | |
| Height Adjustment | 110 mm | 110 mm helps align the 27-inch screen with eye level. |
| Height Range | 110 mm |
| Specification | Value |
|---|---|
| Weight With Stand | 7.7 kg |
| Weight Without Stand | 5.6 kg |
| Specification | Value |
|---|---|
| Power Input | 100–240V |
| AC Frequency | 50/60Hz |
| Typical Power Consumption | 25W |
| Average Power Consumption | 25W |
| Maximum Power Consumption | 180W |
| Sleep Consumption | 0.3W |
| Specification | Value |
|---|---|
| EPEAT | EPEAT |
| TÜV Flicker-Free | TÜV Rheinland Flicker-free Certified |
| TÜV Low Blue Light | TÜV Rheinland Low Blue Light Certified (Hardware Solution) |

