Compare AOC U28P2A vs AOC U2790VQ vs AOC U27V4EA
Connectivity
Ports
12x DisplayPort 1.2, 1x 3.5 mm Audio Out, 4x USB 3.2 (Type-A; Gen 1; downstream), 2x HDMI 2.0
2x HDMI 3.0, 2x DisplayPort 3.0, 1x 3.5 mm Audio Out 2.0, 2x USB 3.0, 1x HDMI 1.4
1x 3.5 mm Audio Out, 2x HDMI 2.0, 1x DisplayPort 1.4
Construction
Adjustment | Height
130 mm / 5.1181 in
N/A
80 mm / 3.1496 in
Adjustment | Pivot
-90° ~ 90°
N/A
N/A
Adjustment | Swivel
-175° ~ 175°
N/A
N/A
Adjustment | Tilt
-5° ~ 35°
-3.5° ~ 21.5°
-5° ~ 23°
Camera
No
No
No
Colors
Black
Black, Gray
Black
Speakers
2x 3W
2x 2W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
90.36% screen-to-body ratio
89.62% screen-to-body ratio
Size | Depth
1.94 in / 49.3 mm w/o stand, 7.88 in / 200.1 mm w/ stand
7.86 in / 199.7 mm w/ stand
1.94 in / 49.2 mm w/o stand, 7.37 in / 187.2 mm w/ stand
Size | Height
14.51 in / 368.5 mm w/o stand, 15.91 in / 404 mm w/ stand
17.52 in / 445 mm w/ stand
14.34 in / 364.2 mm w/o stand, 18.19 in / 462 mm w/ stand
Size | Width
25.06 in / 636.4 mm
24.21 in / 614.9 mm
24.16 in / 613.7 mm
Weight
4.77 kg / 10 lbs w/o stand , 6.76 kg / 15 lbs w/ stand
5.15 kg / 11 lbs w/ stand
4.06 kg / 9 lbs w/o stand , 5.13 kg / 11 lbs w/ stand
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
300 nits
350 nits
350 nits
Contrast Ratio
1000:1 (static), 50000000:1 (dynamic)
1000:1 (static), 50000000:1 (dynamic)
1000:1 (static), 20000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Diagonal
28" (27.9 in / 708.538 mm)
27" (27 in / 685.8 mm)
27" (26.96 in / 684.7 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Panda
IPS
Gamut
89% Adobe RGB, 120% sRGB
91% NTSC, 108% sRGB
83% Adobe RGB, 112% sRGB
Pixel Density
157 ppi
163 ppi
163 ppi
Pixel Pitch
0.161 mm
0.155 mm
0.155 mm
Refresh Rate
23 Hz ~ 75 Hz
60 Hz
60 Hz
Resolution
4K (3840x2160)
4K (3840x2160)
4K (3840x2160)
Response Time
4 ms (min)
5 ms (min)
4 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
HDR
HDR10
Licenses
CCC, CE, CECP, CEL, CH RoHS, cTUVus, ISO9241-307, TÜV Low Blue Light, Win10
CCC, CE, EAC, ENERGY STAR 7.0, RoHS, TCO Certified Displays 7.0
CCC, CE, CECP, CEL, CH RoHS, cTUVus, FCC, RoHS, ISO 9241-307, Win10
Operating Humidity
10 % ~ 85 %
10 % ~ 85 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Video
Low Blue Light, Picture-by-Picture, Wide Viewing Angle, Picture-in-Picture, Adaptive-Sync technology, Flicker-free technology
Low Blue Light, Flicker-free technology, HDCP (High-bandwidth Digital Content Protection)
HDR Mode, Low Blue Light, Adaptive-Sync technology, Flicker-free technology
Performance
Power Consumption
45 W (average) / 0.5 W (sleep) / 0.35 W (off)
35 W (average) / 0.5 W (sleep) / 0.5 W (off)
0.5 W (sleep) / 0.3 W (off)
Production
Accessory
DisplayPort cable, HDMI cable
HDMI cable, USB 3.0 cable, DisplayPort cable, CD with drivers/manuals
HDMI cable
Debut
2021
2019
2021
Reviews
Neofiliac score
77%
50%
64%
Pros
- Stand with tilt, swivel, pivot, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- High 90.36 % screen-to-body ratio
- Build-in speakers included
- High 1000:1 contrast ratio
- 10-bit display panel
- Stand with tilt and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- Build-in speakers included
Cons
- No publicized HDR support
- Only tilt adjustment
- No publicized HDR support
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