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Compare ROG Strix XG309CM vs ROG Strix XG259CM vs Asus VP28UQGL

Connectivity

Ports
1x 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-C; upstream; 15W)
1x USB 3.1 (Type-C; upstream; 15W; DP Alt Mode), 1x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.2, 1x USB 1.0 (Type-B; upstream), 2x USB 3.1 (Type-A; downstream)
1x 3.5 mm Audio Out, 2x HDMI 2.0, 1x DisplayPort 1.2
Wireless Connectivity
WiFi 5 + Bluetooth 4.2 + WiFi Direct + DLNA

Construction

Adjustment | Height
110 mm / 4.3307 in
110 mm / 4.3307 in
130 mm / 5.1181 in
Adjustment | Pivot
N/A
-0° ~ 90°
-0° ~ 90°
Adjustment | Swivel
-25° ~ 25°
-25° ~ 25°
-90° ~ 90°
Adjustment | Tilt
-5° ~ 20°
-5° ~ 20°
-5° ~ 30°
Camera
No
No
No
Colors
Black
Black
Black
Speakers
2x 2W
2x 18W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
88.66% screen-to-body ratio
88.82% screen-to-body ratio
84.27% screen-to-body ratio
Size | Depth
2.91 in / 73.82 mm w/o stand, 10.43 in / 264.93 mm w/ stand
2.32 in / 59 mm w/o stand, 6.22 in / 158 mm w/ stand
2.45 in / 62.2 mm w/o stand, 8.91 in / 226.3 mm w/ stand
Size | Height
12.63 in / 320.68 mm w/o stand, 19.14 in / 486.14 mm w/ stand
13.07 in / 332 mm w/o stand, 18.94 in / 481 mm w/ stand
14.99 in / 380.8 mm w/o stand, 17.42 in / 442.5 mm w/ stand
Size | Width
27.85 in / 707.33 mm
21.97 in / 558 mm
26 in / 660.4 mm
Weight
4.56 kg / 10 lbs w/o stand , 7.5 kg / 17 lbs w/ stand
3.6 kg / 8 lbs w/o stand , 6.1 kg / 13 lbs w/ stand
4.6 kg / 10 lbs w/o stand , 7.38 kg / 16 lbs w/ stand

Display

Aspect Ratio
21:9
16:9
16:9
Brightness
300 nits
400 nits
300 nits / 1100 nits (peak)
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static), 120000000:1 (dynamic)
1000:1 (static), 100000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
8 bits, 16777216 colors
10 bits, 1073741824 colors
Display Diagonal
30" (29.5 in / 749.358 mm)
25" (24.5 in / 622.3 mm)
28" (28 in / 711.2 mm)
Display Type
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte (3H)
TN, Anti-glare/Matte
Gamut
110% sRGB
78% NTSC, 99% sRGB
66% Adobe RGB, 85% DCI-P3, 100% sRGB, 75% Rec.2020
Input Lag
20 ms
Pixel Density
94 ppi
89 ppi
157 ppi
Pixel Pitch
0.27 mm
0.283 mm
0.162 mm
Refresh Rate
40 Hz ~ 220 Hz
48 Hz ~ 240 Hz
40 Hz ~ 60 Hz
Resolution
UW-FHD (2560x1080)
FHD (1920x1080)
4K (3840x2160)
Response Time
1 ms (min)
1 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
170° H / 160° V

Function

Chipset
MediaTek MT5893
HDR
HDR10
HDR10, DisplayHDR 400
Dolby Vision, HDR10, HLG (Hybrid Log Gamma)
Licenses
BSMI, CB, CCC, CE, CEL level 1, cTick, CU, eStandby, ENERGY STAR, FCC Class B, J-MOSS, KCC, PSE, RCM, RoHS, TÜV Flicker-free, TÜV Low Blue Light, UL/cUL, VCCI, WEEE, WHQL (Windows 10; Windows 8.1; Windows 7)
TÜV Flicker-free, TÜV Low Blue Light
BSMI, CB, CCC, CE, CEL level, CU, ENERGY STAR, ErP, eStandby, FCC, J-MOSS, KCC, PSE, RCM, RoHS, TÜV Flicker-free, TÜV Low Blue Light, UL/cUL, VCCI, WEEE, WHQL (Windows 10; Windows 8; Windows 7)
Operating Humidity
20 % ~ 90 %
10 % ~ 80 %
Operating System
Android 8.0 Oreo, Android 9.0 Pie
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Processor
ARM Cortex-A73, 4 cores, 1500 MHz
Tuner
Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync Premium
NVIDIA G-SYNC, AMD FreeSync Premium
AMD FreeSync
Video
ASUS DisplayWidget, Ultra-Low Blue Light, ASUS Smart Contrast Ratio (ASCR), KVM Switch, Color Accuracy - △EELMB Sync (Extreme Low Motion Blur Sync), Flicker-free technology, Trace Free Technology, Fast IPS technology, Aura Sync Lighting Effect, Adaptiv...
Asus display Widget, Extreme Low Motion Blue Sync (ELM Sync), Low Blue Light, Flicker-free technology, Game Visual, Shado wBoost, GamePlus, Fast IPS, Adaptive-Sync technology, Trace Free Technology, HDR Mode, KVM Switch
Blue Light Filter, GamePlus (Crosshair/Timer/FPS Counter/Display Alignment), HDCP (High-bandwidth Digital Content Protection), SPLENDID Video Intelligence Technology, Low Blue Light, Flicker-free technology, 5-way OSD joystick, Trace Free Technology

Performance

Energy Efficiency
B
Memory | Capacity
3 GB
Power Consumption
28 W (average) / 0.5 W (sleep) / 0.3 W (off)
18.7 W (average) / 0.3 W (sleep) / 0.3 W (off)
31 W (average) / 338 W (max) / 0.5 W (sleep) / 0.5 W (off)

Production

Accessory
DisplayPort cable, HDMI cable, USB 3.0 cable, USB Type-C cable
Color pre-calibration report, DisplayPort cable, HDMI cable, USB 3.0 cable, USB-C cable
DisplayPort cable - optional, HDMI cable - optional
Debut
2021
2021
2019

Reviews

Neofiliac score
70%
63%
77%
Pros
  • 220Hz max refresh rate
  • Ultra-wide form factor
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • Support for NVIDIA G-SYNC
  • Build-in speakers included
  • HDR10, DisplayHDR 400
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • Support for NVIDIA G-SYNC
  • Stand with tilt, swivel, pivot, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • 8-bit display panel
  • 8-bit display panel
  • Low resolution

Price

Offers (incl. referral links)
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