MSI MPG 271QR QD-OLED X50 / LG UltraGear OLED 27GS95QE-B

MSI MPG 271QR QD-OLED X50: 3CF4 · 9S6-3CF49T-001, black, 26.5-inch

LG UltraGear OLED 27GS95QE-B: 27GS95QE-B (Y24), 26.5-inch QHD 240 Hz OLED gaming monitor. The earlier 27GR95QE-B and the 480 Hz 27GX790A-B are separate models.

SpecificationMSI MPG 271QR QD-OLED X50LG UltraGear OLED 27GS95QE-B
Release year20252024
Release year2025 MSI—
Panel26.5-inch flat QD-OLED MSI26.5-inch (67.3 cm) OLED; 2560 × 1440; 16:9; 0.2292 mm pixel pitch

Although sold in the 27-inch class, the viewable diagonal is 26.5 inches. OLED lights each pixel itself, so there is no backlight bleed.

LG
Active area590.42 × 333.72 mm MSI—
Resolution and aspect ratio2560 × 1440; 16:9 MSI—
Refresh rateUp to 500 Hz MSI—
Variable refresh range48–500 Hz MSI—
SynchronizationG-SYNC Compatible; AMD FreeSync Premium Pro MSI—
Response timeClaimed 0.03 ms GtG; not input lag MSI—
SDR brightness300 nits typical MSI—
HDR brightnessTrue Black 500: 515 nits at 10% APL; Peak 1000: 1000 nits typical at 3% APL MSI—
HDR certificationVESA DisplayHDR True Black 500 MSI—
Color depth10-bit; 1.07 billion colors MSI—
DCI-P3Claimed 99% coverage MSI—
SurfaceAnti-reflection coating MSI—
DisplayPort1 × DP 2.1a UHBR20 MSI—
HDMI2 × HDMI 2.1; 1440p 500 Hz support MSI—
USB-CDisplayPort Alt Mode and USB Power Delivery MSI—
USB hub2 × USB-A 5 Gbit/s; 1 × USB-B 5 Gbit/s upstream MSI—
KVMSwitch one keyboard/mouse between computers MSI—
Multiple sourcesPIP / PBP MSI—
HeadphonesHeadphone output MSI—
Panel careOLED Care 3.0; pixel shift and panel protection MSI—
Presence sensorAI Care Sensor; monitor or system control mode MSI—
Height110 mm adjustment MSI—
Tilt and rotation−5°–20° tilt; ±30° swivel, ±90° pivot MSI—
VESA100 × 100 mm MSI—
Dimensions with stand609.3 × 241.9 × 416.1 mm (W × D × H) MSI—
Net weight8.4 kg MSI—
PowerInternal power board; 100–240 V, 50/60 Hz MSIExternal adapter (19 V, 7.37 A); under 0.5 W in sleep LG
Speed—240 Hz; 0.03 ms (GtG) response time

GtG is the time a pixel takes to change from one grey level to another; lower values reduce motion blur.

LG
Brightness and contrast—275 nits typical, 250 nits minimum; contrast 1,500,000:1 typical, 1,200,000:1 minimum

LG quotes 275 nits for a full-white screen (100% average picture level); small bright areas can be brighter.

LG
Colour—DCI-P3 98.5% typical (90% minimum, CIE1976); 1.07 billion colours; factory calibrated; hardware calibration ready

A printed calibration report is included. Hardware calibration uses LG Calibration Studio with a compatible meter.

LG
HDR and sync—HDR10; VESA DisplayHDR True Black 400; NVIDIA G-SYNC Compatible; AMD FreeSync Premium Pro; VRR

Variable refresh rate matches the monitor to the graphics card’s frame rate, reducing tearing and stutter.

LG
Connections—HDMI 2.1; 1 × DisplayPort 1.4 (DSC); USB 3.0 (1 upstream, 2 downstream); optical audio out (SPDIF); 4-pole headphone out, DTS Headphone:X

DSC compression helps carry QHD at 240 Hz over DisplayPort 1.4. There is no USB-C video input.

LG
Speakers—2 × 2 W LG
Stand and mounting—Tilt, height, swivel and pivot adjustment; 100 × 100 mm VESA LG
Size and weight—With stand 604.4 × 574.4 × 258 mm (raised), 604.4 × 464.4 × 258 mm (lowered), 7.35 kg; without stand 604.4 × 350.6 × 45.3 mm, 5.05 kg LG
In the box—2 × HDMI cables, DisplayPort cable, USB A-to-B cable, remote control, adapter, printed calibration report LG