iiyama ProLite X2791QS-B1 27″ 75Hz Monitor

27 inch · 2560 x 1440 · 75 Hz · IPS

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Screen size 27 inch
Resolution 2560 x 1440
Refresh rate 75 Hz
Panel IPS

iiyama ProLite X2791QS-B1 27″ 75Hz Monitor is a 27-inch monitor with 2560 x 1440 resolution, a 75 Hz refresh rate and IPS panel. Fine for work and everyday use; for fast shooters look at 144 Hz and up. It came out in 2026.

Released: 2026-02-04

Specifications

Key specs

Screen size: 27 inch
Resolution: 2560 x 1440
Refresh rate: 75 Hz
Panel: IPS
Released: 2026-02-04
Part number: X2791QS-B1
EAN / UPC: 4948570127436

Display

Display diagonal: 68.6 cm (27")
Display resolution: 2560 x 1440 pixels
HD type: Quad HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: IPS
Display brightness (typical): 350 cd/m²
Response time (MPRT): 1 ms
Display surface: Matt
Screen shape: Flat
Contrast ratio (typical): 1000:1
Contrast ratio (dynamic): 80000000:1
Maximum refresh rate: 75 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 16.7 million colours
Pixel pitch: 0.233 x 0.233 mm
Horizontal scan range: 30 - 112 kHz
Viewable size, horizontal: 59.7 cm
Viewable size, vertical: 33.6 cm
Display diagonal (metric): 68.5 cm
sRGB coverage (typical): 100%
NTSC coverage (typical): 72%

Performance

AMD FreeSync: Yes
Flicker-free technology: Yes
Low Blue Light technology: Yes

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Multimedia

Number of speakers: 2
RMS rated power: 4 W
Built-in speaker(s): Yes

Design

Market positioning: Business
Product colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 1
HDMI version: 1.4
DisplayPorts quantity: 1
DisplayPort version: 1.2
Headphone out: Yes
HDCP: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Cable management: Yes
Cable lock slot: Yes
Cable lock slot type: Kensington
Tilt adjustment: Yes
On Screen Display (OSD) languages: Czech, German, English, Spanish, French, Italian, Japanese, Dutch, Polish, Russian, Ukrainian

Power

Energy efficiency class (SDR): D
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 17.1 kWh
Power consumption (typical): 17 W
Power consumption (standby): 0.4 W
Power consumption (off): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: Internal

Weight & dimensions

Width (with stand): 613 mm
Depth (with stand): 190 mm
Height (with stand): 428.5 mm
Weight (with stand): 3.8 kg

Other features

Packaging content: quick start guide, safety guide
Weight: 3.8 kg
Height: 428.5 mm
Width: 613 mm
Depth: 190 mm
Control panel: Joystick: Power/Menu (Centre), Up/Signal Select, Down, Left/Submenu, Right/Volume
Compliance certificates: CE, EAC, PSE, REACH, RoHS, TÜV mark, UKCA, VCCI, WEEE

Technical details

Native refresh rate: 60 Hz

Check the manufacturer's page before buying.

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About this product

The ProLite X2791QS features a 27" QHD (2560x1440) display with a sleek 4-side 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. 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 X2791QS supports efficient work and meets recognised environmental standards.

User manual (PDF) · Datasheet (PDF)

X2791QS-B1 vs similar monitors

	iiyama ProLite X2791QS-B1 27″ 75Hz Monitor	iiyama ProLite XB2797QSNPH-B1 27″ 75Hz Monitor	iiyama ProLite XB2797QSNP-W1 27″ 75Hz Monitor	iiyama ProLite XB2797QSN-B1 27″ 75Hz Monitor
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	2560 x 1440	2560 x 1440	2560 x 1440	2560 x 1440
Refresh rate	75 Hz	75 Hz	75 Hz	75 Hz
Panel	IPS	IPS	IPS	IPS
Released	2026	2026	2026	2026