iiyama GB2771UHSU-B1
- Monitors
- 27″
- 4K
- LCD / LED
Uses 15% more energy than the average for 27-inch monitors on Wattabill (3152 models).
Running cost at a glance
- €15.94 per year
- €159 over 10 years
- 56.3 kWh per year
- 12 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 GB2771UHSU-B1 that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
Experience the best of both worlds with the G-MASTER Red Eagle GB2771UHSU 27” 4K IPS monitor built for versatility. Enjoy high-definition detail with 4K resolution at 144Hz for smooth and immersive single-player adventures, then switch to an ultra-responsive 288Hz refresh rate at Full HD when it’s time to get competitive. With a fast 0.8ms MPRT (4K 144Hz) response time and NVIDIA G-SYNC Compatible technology, gameplay stays crisp and fluid, with no visible screen tearing artifacts or distractions. This monitor delivers 450cd/m2 brightness and vibrant colour accuracy with it’s IPS panel, making it a suitable monitor for gaming and content creation, it is the perfect all-rounder you need for both immersive and competitive gaming.
Specifications
| Brand | iiyama |
|---|---|
| Model | GB2771UHSU-B1 |
| Energy class | F |
| Screen size | 27″ (68.5 cm) |
| Power in on mode (SDR) | 25.7 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 36.6 W |
| Standby | 0.4 W |
| Off mode | 0.3 W |
| Resolution | 3840 × 2160 |
| 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 | September 10, 2025 |
| EPREL registration number | 2435037 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.