ASUS ROG Strix OLED XG259QWPG Ace vs ASUS ROG Strix XG27UCG

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

Verdict

ASUS ROG Strix OLED XG259QWPG Ace leads overall

ASUS ROG Strix OLED XG259QWPG Ace · 82 overall, #5 of 81

ASUS ROG Strix XG27UCG · 63 overall, #43 of 81

Key differences

Refresh RateASUS ROG Strix OLED XG259QWPG Ace 540 vs 320 Hz
Response TimeASUS ROG Strix OLED XG259QWPG Ace 0.02 vs 1 ms
ResolutionASUS ROG Strix XG27UCG 3840 × 2160 vs 1920 × 1080 px
BrightnessASUS ROG Strix OLED XG259QWPG Ace 40 nits brighter
Panel TypeASUS ROG Strix OLED XG259QWPG Ace OLED (WOLED) vs IPS

Scores by Category

ROG Strix XG27UCG wins 3 of 6 categories · ROG Strix OLED XG259QWPG Ace wins 2

Category	ROG Strix OLED XG259QWPG AceROG Strix XG27UCG	Lead
Performance		+60
Image Quality		+36
Panel		+10
Connectivity		+5
Ergonomics		Tie
HDR		+72

Physical Comparison

ROG Strix OLED XG259QWPG AceROG Strix XG27UCG

ROG Strix XG27UCG is 0.6 kg (19%) heavier than ROG Strix OLED XG259QWPG Ace.

Value for Money

Launch prices — enter today's prices (same currency for both).

ROG Strix OLED XG259QWPG Ace

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ROG Strix XG27UCG

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Detailed Specifications

Panel

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
Screen Size	24.5 in	27 in10% more
Resolution	1920 × 1080 px	3840 × 2160 px
Panel Type
Aspect Ratio	16:9	16:9
Pixel Density	N/A	163
Curved	N/A	No
Screen-to-body ratio	84%	89%

Image Quality

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
Brightness (typical)	390 nits11% more	350 nits
Contrast Ratio	1500000:1	1000:1
Color Gamut (DCI-P3)	N/A	95
Color Depth	10-bit	10-bit

Performance

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
Refresh Rate	540 Hz69% more	320 Hz
Response Time (GtG)	0.02 ms98% less	1 ms
Adaptive Sync	FreeSync Premium / G-Sync Compatible	FreeSync Premium / G-Sync Compatible

HDR

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
HDR Format	N/A	HDR10, DisplayHDR 400
Peak Brightness (HDR)	1,700 nits325% more	400 nits

Connectivity

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
HDMI Ports	2100% more	1
DisplayPort	1	1
USB-C	N/A	Yes
Power Delivery	N/A	15 W
USB Hub	Yes	N/A

Ergonomics

Feature	ROG Strix OLED XG259QWPG Ace	ROG Strix XG27UCG
Height Adjustment	Yes	Yes
VESA Mount	100 × 100 mm	100 × 100 px
Built-in Speakers	N/A	No
Dimensions (without stand)	56.5 × 34.8 × 6.5 cm	61.4 × 36.7 × 9.0 cm
Weight (without stand)	3.2 kg	3.8 kg
Release Date	October 28, 2026	May 20, 2024

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.