Premium subscription

Limited offer: $9.99 FREE

Subscription benefits:

  • Receive exclusive deals
  • Receive promo codes for monitors and TVs
  • Be the first to read our premium content

As Amazon associates we earn from qualifying purchases.

Comparison between AOpen 27ML1U vs AOC U34G3X

General Info
Model Number AOpen 27ML1U AOC U34G3X
Price
Type Monitor Monitor
Year 2018 2021
Brand AOpen AOC
Model Series ML1
Model Number 27ML1U U34G3X
Display
Screen Size Class 27" (inches) 34" (inches)
Diagonal Size 27 in
68.6 cm
685.8 mm
2.25 ft
34 in
86.4 cm
863.6 mm
2.83 ft
Screen Width 23.49 in
59.7 cm
596.736 mm
1.96 ft
31.49 in
80 cm
799.8 mm
2.62 ft
Screen Height 13.22 in
33.6 cm
335.664 mm
1.1 ft
13.18 in
33.5 cm
334.8 mm
1.1 ft
Display Type IPS IPS
Display Bit Depth 10 bits (8 bits + FRC) 8 bits
Frame Rate Control Yes No
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 16:9 21:9
Screen Resolution 2560 x 1440 3440 x 1440
Screen Pixel Pitch 0.233 mm 0.233 mm
Screen Pixel Density 109 ppi 109 ppi
Screen-to-Body Ratio 88.37 %
Backlight Source W-LED W-LED
DCI P3 98%
sRGB 100 % 119 %
NTSC 1953 107 %
Screen Brightness 350 cd/m² 300 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 100000000 : 1 80000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 1 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR10
3D No No
Size, weight, color
Case Depth 2.19 in
5.6 cm
55.7 mm
0.18 ft
Case Weight 7 kg
15 lbs
Case Width with Stand 32.18 in
81.7 cm
817.4 mm
2.68 ft
Case Height with Stand 15.72 in
39.9 cm
399.4 mm
1.31 ft
Case Depth with Stand 13.37 in
34 cm
339.6 mm
1.11 ft
Case Weight with Stand 8.7 kg
19 lbs
Case Color Black Black Red
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.2
2 x HDMI 2.0
2 x DisplayPort 1.4
1 x 3.5 mm Audio Out
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-B; Gen 1; upstream)
Audio
Audio Speakers 2 x 2W 2 x 5W
Features
Cool Features Flicker-free technology
HDCP (High-bandwidth Digital Content Protection)
Picture-in-Picture
Picture-by-Picture
AMD FreeSync technology
Blue Light Filter
Black Equalizer
DDC2B/CI
Low Blue Light
Picture-by-Picture
Motion Blur Reduction technology
Flicker-free technology
Adaptive-Sync technology
Picture-in-Picture
AMD FreeSync technology
Ergonomics
Case Width 32.18 in
81.7 cm
817.4 mm
2.68 ft
Case Height 14.59 in
37.1 cm
370.7 mm
1.22 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment No Yes
Height Adjustment Range 130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No Yes
Left Swivel 23 °
Right Swivel 23 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 15 ° 23 °
Frequency and Interpolation
Vertical Digital Frequency 75 Hz 48 Hz - 144 Hz
Horizontal Digital Frequency 30 kHz - 220 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
USB Type-B cable
Certificates and Standards
Licenses ENERGY STAR
ErP
CCC
CE
CEL
CH RoHS
FCC
Win 10
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 85 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 3657.6
Max Storage Altitude 12192
AOpen 27ML1U AOC U34G3X