| Description | The iiyama G-Master GB2591HSU-B1 is a 25-inch Full HD gaming monitor with a stunning refresh rate of 320 Hz. Equipped with an IPS panel and HDR10 support, this monitor offers fast response times of 0.4 ms for a smooth gameplay experience. The USB-C connectivity allows for easy connections. This monitor is designed to convince demanding gamers with its powerful specifications and high performance. |
The Iiyama G-Master G2766HSU-B1 is a 27-inch Full HD monitor with an impressive refresh rate of 165 Hz. Thanks to the VA panel, the screen offers vivid color reproduction and wide viewing angles. The curve of the screen creates a more immersive viewing experience. With a response time of 1 ms, the monitor is suitable for gaming and fast-moving content.
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| Content | Main Specifications
| Feature |
Waarde |
| Brand |
Iiyama |
| Resolution Class |
Full-HD |
| Screen resolution |
1920 x 1080 pixels |
| Screen Diagonal |
24.5 inches (62.2cm) |
| Refresh Rate |
320 Hz |
| Screen ratio |
16:9 |
| Panel Type |
IPS |
| HDR Type |
HDR10 |
| Response time |
0.4 ms |
| USB-C |
✓︎ |
| Available since |
January 2026 |
Specifications
Display
| Feature |
Waarde |
| Image surface |
Matt |
| Panel Type |
IPS |
| Curved |
✖︎ |
| Number of colors |
16.7M |
| Screen Diagonal |
24.5 inches (62.2cm) |
| Screen ratio |
16:9 |
| Contrast Dynamic |
100,000,000 : 1 |
| Frequency range horizontal |
30 - 360 kHz |
| Size image (horizontal) |
54.4 cm |
| Size image (vertical) |
30.3 cm |
| Resolution Class |
Full-HD |
| HDR |
✓︎ |
| Clarity |
350 cd/m2 |
| HDR Type |
HDR10 |
| Viewing angle horizontally |
178 degrees |
| Viewing angle vertical |
178 degrees |
| Refresh Rate |
320 Hz |
| Original aspect ratio |
16:9 |
| Pixel Distance |
0.28 mm |
| Response Time (MPRT) |
0.4 ms |
| Screen resolution |
1920 x 1080 pixels |
| Response time |
0.4 ms |
| Touchscreen |
✖︎ |
| Contrast Static |
1,000 : 1 |
Ergonomics
| Feature |
Waarde |
| Range tilt angle |
5 - 23° |
| Mounting option for cable lock |
✓︎ |
| Portrait stand |
✓︎ |
| Rotatable |
✓︎ |
| Horizontally rotatable |
-45 - 45° |
| Height adjustable |
✓︎ |
| Tiltable |
✓︎ |
| On Screen Display (OSD) |
✓︎ |
| Pivot corner |
0 - 90° |
| Hinge |
✓︎ |
| Screen diameter in centimeters |
62 cm |
| Improved cable management |
✓︎ |
| VESA mounting dimensions |
100 x 100 |
Weight and size
| Feature |
Waarde |
| Width |
557 mm |
| Depth |
56 mm |
| Weight |
5.30 kg |
| Height |
324 mm |
| Main Specifications
| Feature |
Waarde |
| Brand |
Iiyama |
| Resolution Class |
Full-HD |
| Screen resolution |
1920 x 1080 pixels |
| Screen Diagonal |
27.0 inches (68.6cm) |
| Refresh Rate |
165 Hz |
| Screen ratio |
16:9 |
| Panel Type |
VA |
| Response time |
1 ms |
| Curved |
✓︎ |
| Available since |
July 2021 |
| EAN |
4948570118861 |
| Vendor code |
G2766HSU-B1 |
| Guarantee |
36 months |
Specifications
Display
| Feature |
Waarde |
| Image surface |
Matt |
| Panel Type |
VA |
| Curved |
✓︎ |
| Number of colors |
16.7M |
| Screen Diagonal |
27.0 inches (68.6cm) |
| Screen ratio |
16:9 |
| Contrast Dynamic |
80,000,000 : 1 |
| Digital horizontal frequency |
30 - 184 kHz |
| Frequency range horizontal |
30 - 184 kHz |
| Size image (horizontal) |
59.8 cm |
| Size image (vertical) |
33,6 cm |
| Resolution Class |
Full-HD |
| HDR |
✓︎ |
| Clarity |
250 cd/m2 |
| Viewing angle horizontally |
178 degrees |
| Viewing angle vertical |
178 degrees |
| Refresh Rate |
165 Hz |
| Original aspect ratio |
16:9 |
| Pixel Distance |
0.311 mm |
| Response Time (MPRT) |
1 ms |
| Screen resolution |
1920 x 1080 pixels |
| Response time |
1 ms |
| Screen curvature |
1500 R |
| Touchscreen |
✖︎ |
| Contrast Static |
3,000 : 1 |
Ergonomics
| Feature |
Waarde |
| Range tilt angle |
-5 - 22° |
| Mounting option for cable lock |
✓︎ |
| Portrait stand |
✖︎ |
| Height adjustable |
✖︎ |
| Tiltable |
✓︎ |
| On Screen Display (OSD) |
✓︎ |
| Screen diameter in centimeters |
68.5 cm |
| Improved cable management |
✓︎ |
| VESA mounting dimensions |
100 x 100 |
Weight and size
| Feature |
Waarde |
| Width |
610.5 mm |
| Depth |
240 mm |
| Weight |
5.00 kg |
| Height |
438 mm |
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