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Compare ASUS Strix XG279Q vs ASUS ROG Strix XG27UQR vs ASUS ROG XG438Q

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 2x USB 3.0 (downstream), 1x USB 3.0 (upstream)
2x HDMI 2.0, 2x DisplayPort 1.4 (DSC), 1x 3.5 mm Audio Out, 1x USB 3.0 (Type-B; upstream), 2x USB 3.0 (Type-A; downstream)
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
120 mm / 4.7244 in
100 mm / 3.937 in
N/A
Adjustment | Pivot
-0° ~ 90°
N/A
N/A
Adjustment | Swivel
-40° ~ 40°
-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
82.79% screen-to-body ratio
89.6% screen-to-body ratio
Size | Depth
3.23 in / 82 mm w/o stand, 10.63 in / 270 mm w/ stand
3.71 in / 94.33 mm w/o stand, 10.02 in / 254.5 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, 16.22 in / 412 mm w/ stand
15 in / 381.11 mm w/o stand, 16.63 in / 422.36 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
24.95 in / 633.64 mm
38.37 in / 974.58 mm
Weight
4 kg / 9 lbs w/o stand , 7 kg / 15 lbs w/ stand
4.4 kg / 10 lbs w/o stand , 8 kg / 18 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 / 400 nits (peak)
450 nits / 600 nits (peak)
Contrast Ratio
1000:1 (static)
1000:1 (static)
4000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
10 bits (8 bits + FRC), 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Diagonal
27" (26.96 in / 684.7 mm)
27" (26.95 in / 684.47 mm)
43" (43 in / 1092.2 mm)
Display Type
IPS, Anti-glare/Matte
AHVA IPS, Anti-glare/Matte, AU Optronics
VA, Anti-glare/Matte (3H)
Gamut
95% DCI-P3, 125% sRGB
90% DCI-P3
90% DCI-P3
Pixel Density
109 ppi
163 ppi
103 ppi
Pixel Pitch
0.233 mm
0.155 mm
0.245 mm
Refresh Rate
23 Hz ~ 170 Hz
48 Hz ~ 144 Hz
48 Hz ~ 120 Hz
Resolution
QHD (2560x1440)
4K (3840x2160)
4K (3840x2160)
Response Time
1 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400
DisplayHDR 400, HDR10
HDR10, DisplayHDR 600
Licenses
BSMI, cCSAus, FCC, CE, CCC, EPA, China RoHS, Win7
BSMI, CB, CCC, CE, CEC, CEL, CU, ErP, E-Standby, FCC, ICES-3, J-MOSS, KCC, PSE, RCM, RoHS, TUV-Flicker Free, TUV-Low Blue Light, UkrSEPRO, UL/cUL, VCCI, WEEE, Windows 7 WHQL, Windows 8.1 WHQL, Windows 10 WHQL
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
5 °C ~ 40 °C , 41 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC
NVIDIA G-SYNC
AMD FreeSync
Video
Asus FastIPS, Aura Sync, Low Blue Light, Flicker-free technology, GameFast Input technology, HDCP (High-bandwidth Digital Content Protection), ELMB (Extreme Low Motion Blur), 5-way OSD joystick, Shadow Boost, GamePlus, Adaptive-Sync Technology, GameVisual
Color Accuracy, Display Widget, Trace Free Technology, Flicker-free technology, GameVisual, Ultra-Low Blue Light, GamePlus, ELMB (Extreme Low Motion Blur), Adaptive-Sync technology, VESA DSC (Display Stream Compression), Aura Sync, Shadow Boost
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
20 W (average) / 90 W (max) / 0.5 W (sleep) / 0.5 W (off)
44 W (average) / 90 W (max) / 25 W (eco) / 0.5 W (sleep) / 0.5 W (off)
48 W (average) / 0.5 W (sleep) / 0.5 W (off)

Production

Accessory
DisplayPort cable - optional, HDMI cable - optional, USB cable
Color pre-calibration report, DisplayPort cable (optional), HDMI cabl (optional)
DisplayPort cable, HDMI cable, Remote control, USB 3.0 cable
Debut
2019
2021
2019

Reviews

Neofiliac score
87%
90%
77%
Pros
  • DisplayHDR 400
  • 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
  • DisplayHDR 400, HDR10
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • 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
  • Only tilt adjustment

Price

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