ASUS ROG Swift OLED PG32UCWM / LG UltraGear 27GX700A-B

ASUS ROG Swift OLED PG32UCWM: PG32UCWM · 31.5-inch · black

LG UltraGear 27GX700A-B: 27GX700A-B: 26.5-inch QHD 280 Hz OLED gaming monitor. The 480 Hz 27GX790A-B and the 240 Hz 27GS95QE are separate models.

SpecificationASUS ROG Swift OLED PG32UCWMLG UltraGear 27GX700A-B
Release year20262025
Announcement15 July 2026: availability announcement ASUS—
Display31.5-inch OLED; 3840 × 2160; 16:9; flat, glossy surface ASUS—
Subpixel layoutTandem RGB OLED; RGB stripe without a separate white subpixel ASUS—
Dual mode3840 × 2160 / 240 Hz or 1920 × 1080 / 480 Hz

480 Hz is not available at 4K.

ASUS		—
Response time0.03 ms GtG, manufacturer specification

A pixel transition, not total input latency.

ASUS		—
ColourTrue 10-bit; 99% DCI-P3 coverage, manufacturer specification ASUS—
HDRDolby Vision; VESA DisplayHDR 400 True Black; claimed 1000-nit peak

Peak brightness is not sustained full-screen brightness.

ASUS		VESA DisplayHDR True Black 500; HDR10 LG
Video inputs1 × DisplayPort 2.1a UHBR20 (80 Gbit/s); 2 × HDMI 2.1 FRL; 1 × USB-C DP Alt Mode ASUS—
USB-C power90 W USB Power Delivery ASUS—
USB and audio3 × USB-A 3.2 Gen 1; USB-B upstream; headphone output; no built-in speakers ASUS—
Variable refreshG-SYNC Compatible ASUSAMD FreeSync Premium Pro, NVIDIA G-SYNC Compatible, VESA AdaptiveSync LG
Stand80 mm height adjustment; −5° / +20° tilt; 15° swivel each way; no pivot ASUS—
Wall mountingVESA 100 × 100 mm ASUS—
DimensionsWith stand 714.5 × 594.3 × 276 mm; without stand 714.5 × 430.4 × 64.4 mm (W × H × D) ASUS—
Weight9 kg with stand; 6 kg without stand ASUS—
Mode restrictionsELMB and VRR cannot run together; Pixel Cleaning interrupts the display for about 6 minutes ASUS—
Panel—26.5-inch OLED, 4th-generation Primary RGB Tandem; 2560 × 1440 (QHD), 0.2292 mm pixel pitch

In a tandem structure light comes from more than one OLED layer; LG associates this with higher brightness and lifetime.

LG
Refresh and response—280 Hz; 0.03 ms (GtG) LG
Brightness—Typical 335 cd/m², minimum 300 cd/m²; up to 1500 nits peak according to LG

The peak value applies to a small part of the screen in HDR content; brightness on a full white screen is much lower.

LG
Contrast and colour—1,500,000:1; DCI-P3 99.5%; 1.07 billion colours

The monitor is factory calibrated and ready for hardware calibration.

LG
Connections—2 × HDMI 2.1, 1 × DisplayPort 1.4 (DSC), USB 3.0 (1 upstream, 2 downstream), 4-pole headphone out

QHD at 280 Hz is reached over DisplayPort 1.4 using DSC compression. There are no built-in speakers.

LG
Gaming features—Dual Controller, crosshair, FPS counter; hexagon lighting at the back LG
Stand and mounting—Tilt −5–15°, swivel ±30°, height 110 mm, pivot; VESA 100 × 100 LG
Power—External adapter, AC 100–240 V; under 0.5 W in sleep, under 0.3 W off LG
Size and weight—Without stand 605.2 × 351.0 × 45.3 mm, 4.8 kg; with stand 605.2 × 579.3 (469.3 at lowest) × 249.1 mm, 9.0 kg LG