LG UltraGear OLED GX7 (27GX790B) vs Sony INZONE M10S II

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UltraGear OLED GX7 (27GX790B) compared with INZONE M10S II

	LGUltraGear OLED GX7 (27GX790B)	SonyINZONE M10S II
Overview
Released
Released	March 2026	May 2026
Display
Screen size
Screen size	26.5″	27″
Resolution
Resolution	2560 × 1440 (QHD)	2560 × 1440 (QHD)
Sharpness
Sharpness	111 pixels per inch (better)	109 pixels per inch
Panel
Panel	OLED (4th Gen Primary RGB Tandem OLED; Dual mode: 720p at 720 Hz)	OLED (4th-gen Primary RGB Tandem WOLED; Dual mode: 720p at 720 Hz)
Refresh rate
Refresh rate	540 Hz	540 Hz
Response time (grey to grey)
Response time (grey to grey)	0.02 ms	0.02 ms
Brightness (typical)
Brightness (typical)	335 nits	335 nits
HDR peak brightness
HDR peak brightness	1,500 nits	1,500 nits
HDR formats
HDR formats	–	HDR10, HLG
Contrast ratio
Contrast ratio	–	1,500,000:1
HDR certification
HDR certification	DisplayHDR True Black 500	–
Colour range
Colour range	99.5% DCI-P3	99.5% DCI-P3
DCI-P3 coverage
DCI-P3 coverage	99.5%	99.5%
Screen finish
Screen finish	Matte	Matte
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	–	G-Sync Compatible, HDMI VRR
Colour depth
Colour depth	1.07B colours	1.07 billion colours
Colour modes
Colour modes	–	SDR: FPS Pro+, FPS Pro, MOBA/RTS, Cinema, Game, Custom, Standard, sRGB; HDR: Standard, Cinema, Game, Custom, RPG
HDR detail
HDR detail	–	1,500 cd/m² peak measured on a 3% window
Motion blur reduction
Motion blur reduction	–	Motion Blur Reduction (MBR), which raises brightness during the lit interval
Viewing angles
Viewing angles	178° horizontal, 178° vertical (CR ≥ 10)	178° / 178°
Pixel pitch
Pixel pitch	0.2292 × 0.2292 mm	–
Eye care
Eye care	Reader Mode, Color Weakness mode	TÜV Rheinland-certified low blue light and flicker reduction; VRR anti-flicker
Burn-in protection
Burn-in protection	–	Custom heat sinks for heat management
Calibration
Calibration	Factory calibrated; hardware calibration ready (LG Calibration Studio)	–
Connections
Video inputs
Video inputs	2 × HDMI 2.1, DisplayPort 2.1, USB-C	2 × HDMI 2.1, DisplayPort 2.1 UHBR13.5
USB-C charging
USB-C charging	Up to 5 W (better)	None
USB ports
USB ports	2 × USB-A	2 × USB-A
KVM switch
KVM switch	–	No
Ethernet
Ethernet	No	No
Speakers
Speakers	–	No
HDMI detail
HDMI detail	–	2 × HDMI 2.1, 24–480 Hz, VRR
DisplayPort detail
DisplayPort detail	–	1 × DisplayPort 2.1 (UHBR13.5), 24–540 Hz; 720 Hz at 720p in Dual Mode (Dynamic Frequency & Resolution)
USB hub detail
USB hub detail	2 × USB 3.0 downstream, upstream via USB-C	1 × USB-B upstream, 2 × USB-A downstream, 1 × USB-A for firmware updates
Audio out
Audio out	4-pole headphone out (sound + mic)	3.5 mm headphone jack
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot (better)	Height, tilt, swivel
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	6.8 kg	6.2 kg
Height adjustment
Height adjustment	–	120 mm
Tilt
Tilt	–	-5° to 35°
Swivel
Swivel	–	±180°
VESA pattern
VESA pattern	100 × 100 mm	100 × 100 mm
Size with stand
Size with stand	605.2 × 527.6 × 220 mm (raised), 605.2 × 397.6 × 220 mm (lowered)	604 × 504 × 197 mm (W × H × D, approx.)
Size without stand
Size without stand	605.2 × 351.0 × 51.2 mm	604 × 350 × 58 mm (W × H × D, approx.)
Weight without stand
Weight without stand	4.3 kg	4.2 kg (approx.)
Power and support
Power use
Power use	Less than 0.5 W (sleep), less than 0.3 W (DC off)	120 W
Power supply
Power supply	External adapter, 100–240 V AC, 50/60 Hz	–
Software
Software	LG Calibration Studio (True Color Pro), Dual Controller	INZONE Hub (PC)
Warranty
Warranty	–	3 years
In the box
In the box	HDMI 2.1 and DisplayPort 2.1 cables	–