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Compare Asus ROG Strix XG27AQ vs Asus ROG Strix XG249CM vs ASUS ROG XG438Q

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 2x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
1x USB 3.1 (Type-B; upstream), 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 2x USB 3.1 (Type-A; downstream), 1x USB 3.1 (Type-C; upstream; 15W; DP Alt Mode)
3x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x 3.5 mm Audio In, 2x USB 3.0 (downstream), 1x USB 3.0 (upstream)

Construction

Adjustment | Height
100 mm / 3.937 in
100 mm / 3.937 in
N/A
Adjustment | Pivot
-0° ~ 90°
-0° ~ 90°
N/A
Adjustment | Swivel
-25° ~ 25°
-25° ~ 25°
N/A
Adjustment | Tilt
-5° ~ 20°
-5° ~ 20°
-5° ~ 10°
Camera
No
No
No
Colors
Black
Black
Black
Speakers
2x 2W
2x 5W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.33% screen-to-body ratio
89.03% screen-to-body ratio
89.6% screen-to-body ratio
Size | Depth
3.23 in / 82 mm w/o stand, 10.04 in / 255 mm w/ stand
2.24 in / 57 mm w/o stand, 9.37 in / 238 mm w/ stand
2.94 in / 74.6 mm w/o stand, 9.54 in / 242.19 mm w/ stand
Size | Height
14.45 in / 367 mm w/o stand, 16.06 in / 408 mm w/ stand
12.8 in / 325 mm w/o stand, 15.28 in / 388 mm w/ stand
22.47 in / 570.62 mm w/o stand, 24.85 in / 631.31 mm w/ stand
Size | Width
24.06 in / 611 mm
21.26 in / 540 mm
38.37 in / 974.58 mm
Weight
50 kg / 110 lbs w/o stand , 8.6 kg / 19 lbs w/ stand
3.2 kg / 7 lbs w/o stand , 6.6 kg / 15 lbs w/ stand
13.2 kg / 29 lbs w/o stand , 15.3 kg / 34 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
400 nits
350 nits
450 nits / 600 nits (peak)
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static)
4000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
8 bits (6 bits + FRC), 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Diagonal
27" (26.96 in / 684.66 mm)
24" (23.81 in / 604.7 mm)
43" (43 in / 1092.2 mm)
Display Type
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte
VA, Anti-glare/Matte (3H)
Gamut
95% DCI-P3, 130% sRGB
105% sRGB
90% DCI-P3
Pixel Density
109 ppi
92 ppi
103 ppi
Pixel Pitch
0.233 mm
0.275 mm
0.245 mm
Refresh Rate
48 Hz ~ 170 Hz
48 Hz ~ 270 Hz
48 Hz ~ 120 Hz
Resolution
QHD (2560x1440)
FHD (1920x1080)
4K (3840x2160)
Response Time
1 ms (min)
1 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400, HDR10
HDR10
HDR10, DisplayHDR 600
Licenses
TUV Flicker-free, TUV Low Blue Light
TUV Flicker-free, TUV Low Blue Light
BSMI, C-Tick, CB, CCC, CE, CU, ENERGY STAR, ErP, FCC, J-MOSS, RoHS, TÜV Flicker-free, TÜV Low Blue Light, UL/cUL, VCCI, WEEE, WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Operating Humidity
20 % ~ 90 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
5 °C ~ 40 °C , 41 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC
NVIDIA G-SYNC, AMD FreeSync Premium
AMD FreeSync
Video
Color Accuracy, Multi HDR Mode, Shadow Boost, Color Temperature Selection, GameVisual, Dynamic Shadow Boost, Fast IPS, Ultra-Low Blue Light, GameFast Input technology, Trace Free Technology, ELMB (Extreme Low Motion Blur) Sync, Display Widget, Adaptive...
ELMB (Extreme Low Motion Blur), ELMB (Extreme Low Motion Blur) Sync, Flicker-free technology, GameVisual, Shadow Boost, GamePlus, Fast IPS, Ultra-Low Blue Light, HDR Mode, Asus Display Widget, KVM Switch
Aura Sync, Extreme Low Motion Blur, Picture-in-Picture, GamePlus (Crosshair/Timer/FPS Counter/Display Alignment), HDCP (High-bandwidth Digital Content Protection), SPLENDID Video Intelligence Technology, GameVisual, Flicker-free technology, 5-way OSD j...

Performance

Power Consumption
35 W (average) / 0.5 W (sleep) / 0.5 W (off)
22.7 W (average) / 0.5 W (sleep) / 0.3 W (off)
48 W (average) / 0.5 W (sleep) / 0.5 W (off)

Production

Accessory
DisplayPort cable, HDMI cable, USB 3.0 cable
Color pre-calibration report, HDMI cable, USB 3.0 cable, USB-C cable
DisplayPort cable, HDMI cable, Remote control, USB 3.0 cable
Debut
2020
2021
2019

Reviews

Neofiliac score
87%
72%
77%
Pros
  • DisplayHDR 400, HDR10
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Support for NVIDIA G-SYNC
  • Build-in speakers included
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Support for NVIDIA G-SYNC
  • HDR10, DisplayHDR 600
  • Rich color reproduction
  • High 4000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • 8-bit display panel
  • 8-bit display panel
  • Only tilt adjustment

Price

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