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Compare Asus PA278QV vs ASUS ROG Swift PG279QM vs Asus PA27UCX

Variants
Monitor only
W/ Colorimeter

Connectivity

Ports
1x DisplayPort (Mini), 1x DisplayPort 1.2, 1x 3.5 mm Audio In, 1x 3.5 mm Audio Out 3.0, 1x DVI-D Dual Link, 4x USB 3.0 (downstream), 1x HDMI 1.4
3x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 2x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
1x USB-C + 4x USB 3.0 + 2x HDMI 2.0 + 1x DisplayPort 1.2 + 1x Headphone

Construction

Adjustment | Height
130 mm / 5.1181 in
100 mm / 3.937 in
Adjustment | Pivot
-90° ~ 90°
-0° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-90° ~ 90°
-25° ~ 25°
-60° ~ 60°
Adjustment | Tilt
-5° ~ 35°
-5° ~ 20°
-5° ~ 23°
Camera
No
No
Colors
Black
Black
Speakers
2x 2W
2x 2W
2x 2W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
87.55% screen-to-body ratio
4660.4% screen-to-body ratio
Size | Depth
2.01 in / 51 mm w/o stand, 8.9 in / 226 mm w/ stand
3.54 in / 90 mm w/o stand, 10.04 in / 255 mm w/ stand
367.2 mm w/o stand
Size | Height
14.65 in / 372 mm w/o stand, 15.04 in / 382 mm w/ stand
0.28 in / 7 mm w/o stand, 16.06 in / 408 mm w/ stand
91.3 mm w/o stand
Size | Width
24.21 in / 615 mm
24.17 in / 614 mm
625.2 mm
Weight
4.96 kg / 11 lbs w/o stand , 7.72 kg / 17 lbs w/ stand
4.5 kg / 10 lbs w/o stand , 8.1 kg / 18 lbs w/ stand
7.6 kg w/o stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
350 nits / 400 nits (peak)
300 nits (typical) / 1000 nits (HDR, peak)
Contrast Ratio
1000:1 (static), 100000000:1 (dynamic)
1000:1 (static)
1000:1 (typical) / 1000000:1 (HDR, max)
Display Backlight
W-LED
W-LED
Full-Array LED (Mini-LED) w/ 576-zone local dimming
Display Color Depth
8 bits, 16777216 colors
8 bits, 16777216 colors
1073.7M (10-bit)
Display Diagonal
27" (27 in / 685.8 mm)
27" (27 in / 685.8 mm)
27 inch
Display Type
IPS, Anti-glare/Matte
IPS, Anti-glare/Matte
IPS matte w/ Quantum-dot technology
Gamut
100% sRGB
97% DCI-P3, 150% sRGB
99.5% Adobe RGB, 97% DCI-P3, 100% sRGB, 83% Rec. 2020
Pixel Density
109 ppi
109 ppi
Pixel Pitch
0.233 mm
0.233 mm
0.155 mm
Refresh Rate
49 Hz ~ 75 Hz
1 Hz ~ 240 Hz
60 Hz
Resolution
QHD (2560x1440)
QHD (2560x1440)
4K UHD (3840x2160)
Response Time
5 ms (min)
1 ms (min)
4 ms (gray to gray)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° (H) / 178° (V)

Function

HDR
DisplayHDR 400, HDR10
HDR10, HLG, Dolby Vision, VESA DisplayHDR 1000
Licenses
BSMI, CB, CCC, CE, CEC, CU, Energy Star, ErP, eStandby, FCC, ICES-3, ISO-9241-307, J-MOSS, KC, KCC, MEPS, PC recycle, PSB, PSE, RCM, RoHS, TCO8.0, TUV-Ergo, TUV Flicker-free, TUV-GS, TUV Low Blue Light, UL/cUL, VCCI, WEEE, WHQL (Windows 10, Windows 7)
TÜV Low Blue Light, TÜV Flicker-free
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC
Adaptive-Sync, 48 ~ 75 Hz
Video
Asus ProArt Preset (8 modes), SPLENDID Video Intelligence Technology, Skin-Tone Selection (3 modes), Trace Free Technology, Asus ProArt Palette, Motion Sync, Color Accuracy - △E<2, Flicker-free technology, QuickFit (3 modes), Picture-by-Picture,...
Dark Boost, Fast IPS, Ultra Low Blue Light, GamePlus (Stopwatch/Crosshair/Timer/FPS Counter/Display Alignment), GameVisual, Flicker-free technology, Asus Aura Sync Lighting, NVIDIA Reflex Latency Analyzer, Customized heatsink, Trace Free Technology

Performance

Energy Efficiency
C
Power Consumption
18.6 W (average) / 0.5 W (sleep)
42 W (average) / 0.5 W (sleep) / 0.5 W (off)
46 W
Power Supply
60 W Power Deliver via USB-C

Production

Accessory
Audio cable (optional), D-sub cable (optional), DisplayPort cable (optional), HDMI cable (optional), USB 3.0 cable (optional)
DisplayPort cable, HDMI cable, USB 3.0 cable
Debut
2020
2021
2019

Reviews

Neofiliac score
50%
90%
96%
Pros
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • Build-in speakers included
  • 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
  • High 4660.4 % screen-to-body ratio
  • Build-in speakers included
  • Mini LED backlighting
  • Full-Array LED local dimming
  • HDR10, HLG (Hybrid Log Gamma), Dolby Vision, DisplayHDR 1000
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
Cons
  • No publicized HDR support
  • 8-bit display panel
  • 8-bit display panel

Price

Offers (incl. referral links)
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