iiyama GC2784HSU-B1
- Monitors
- 27″
- Full HD
- LCD / LED
Uses 6% less energy than the average for 27-inch monitors on Wattabill (3150 models).
Running cost at a glance
- €13.02 per year
- €130 over 10 years
- 46 kWh per year
- 9.7 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 GC2784HSU-B1 that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
Experience absolute speed with a panoramic edge. In high-stakes gaming, the slightest delay or motion blur can break your concentration and cost you the win. The G-Master GC2784HSU-B1 eliminates these barriers, pairing a satisfying 240Hz refresh rate with a 0.7ms MPRT response time for unparalleled motion clarity. Its 1500R curved VA panel delivers sharp FHD resolution, optimized for high-frame-rate performance, while pulling you deeper into the world and offering a superior static contrast ratio for the black depth. Supported by Adaptive Sync, this monitor delivers a seamless, high-velocity experience that ensures you see every movement first and react with perfect precision.
Specifications
| Brand | iiyama |
|---|---|
| Model | GC2784HSU-B1 |
| Energy class | E |
| Screen size | 27″ (68.6 cm) |
| Power in on mode (SDR) | 21 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 30.5 W |
| Standby | 0.4 W |
| Off mode | 0.3 W |
| Resolution | 1920 × 1080 |
| Aspect ratio | 16:9 |
| Panel | LED LCD |
| Refresh rate | 60 Hz |
| Power supply | Internal |
| Guaranteed support | 8 years |
| Software updates | 8 years |
| Spare parts available | 7 years |
| On the market since | March 1, 2026 |
| EPREL registration number | 2579249 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.