iiyama XB2791QS-B1
- Monitors
- 27″
- QHD
- LCD / LED
Uses 24% less energy than the average for 27-inch monitors on Wattabill (3150 models).
Running cost at a glance
- €10.61 per year
- €106 over 10 years
- 37.4 kWh per year
- 7.9 kg CO₂e per year from electricity use
Your country and usage
- Electricity at €0.2832 per kWh (household price with taxes, Eurostat 2026-S1).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
We assume prices stay the same over the years.
Electricity prices in all EU countries
Same size and resolution, cheaper to run
Models on the market with the same screen size and resolution as the iiyama XB2791QS-B1 that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
The ProLite XB2791QS features a 27'' QHD (2560x1440) display with a sleek 4-side ultra slim bezel design, helping you create a clean and modern multi-monitor workspace. The IPS panel delivers sharp detail, vivid colours and consistent brightness from all angles. Flicker-free technology and a blue light reducer enhance eye comfort, especially during extended use. Its ergonomic stand offers 15cm of height adjustment along with tilt, swivel and pivot functions, so you can easily position the screen to suit your posture and stay comfortable throughout the day. Integrated speakers and a headphone socket support a clutter-free desk setup while providing convenient audio for calls. With EPEAT Silver registration and TCO Certified compliance, the XB2791QS supports both efficient work and responsible energy use.
Specifications
| Brand | iiyama |
|---|---|
| Model | XB2791QS-B1 |
| Energy class | D |
| Screen size | 27″ (68.5 cm) |
| Power in on mode (SDR) | 17.1 W |
| Standby | 0.4 W |
| Off mode | 0.3 W |
| Resolution | 2560 × 1440 |
| Aspect ratio | 16:9 |
| Panel | LED LCD |
| Refresh rate | 60 Hz |
| Power supply | Internal |
| Guaranteed support | 7 years |
| Software updates | 8 years |
| Spare parts available | 7 years |
| On the market since | January 20, 2026 |
| EPREL registration number | 2524615 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.