Compare



Average rating
  • Score 4.6/5
    Review score 4.6 out of 5 stars
    4.6 / 5 stars
    9.2/10
  • Score 4.7/5
    Review score 4.7 out of 5 stars
    4.7 / 5 stars
    9.4/10
  • Score 4.4/5
    Review score 4.4 out of 5 stars
    4.4 / 5 stars
    8.9/10
Most helpful review

Product number
  • 837009
  • 747473
  • 795846
Manufacturer code
  • 90LM03M0-B02170
  • LU28E85KRS/EN
  • B2875UHSU-B1
Brand
  • Asus
  • Samsung
  • Iiyama
Warranty
  • 2 years
  • 2 years
  • 2 years
Warranty type
  • Carry-in warranty
  • Carry-in warranty
  • Carry-in warranty

Screen size
  • 28 inches
  • 28 inches
  • 28 inches
Recommended display resolution
  • 3840x2160
  • 3840x2160
  • 3840x2160
Sharpness
  • 4K (UHD)
  • 4K (UHD)
  • 4K (UHD)
Panel type
  • TN panel
  • TN panel
  • TN panel
Aspect ratio
  • Standard (16:9)
  • Standard (16:9)
  • Standard (16:9)
Local dimming
  • No
  • No
  • No
Response time
  • 1 ms
  • 1 ms
  • 1 ms
Refresh rate
  • 60 Hz
  • 60 Hz
  • 75 Hz
Pixel density
  • 157 ppi
  • 157 ppi
  • 157 ppi
Brightness
  • 300 cd/m2
  • 370 cd/m2
  • 300 cd/m2
HDR support
  • No
  • No
  • No
Contrast ratio
  • 1000
  • 1000
  • 1000
Touchscreen
  • No
  • No
  • No
Screen reflection
  • Anti-reflective
  • Anti-reflective
  • Anti-reflective
Curved
  • No
  • No
  • No
Blue light filter
  • Yes
  • Yes
  • Yes
Flicker-free technology
  • Yes
  • Yes
  • Yes
Color space
  • sRGB
  • sRGB
  • sRGB
Color depth
  • 17 million colors (8-bit)
  • 17 million colors (8-bit)
  • 1 billion colors (10 bit)
G-sync
  • No
  • No
  • No
G-sync Ultimate
  • No
  • No
  • No
Adaptive Sync
  • Yes
  • Yes
  • Yes
Type of adaptive sync
  • FreeSync
  • FreeSync
  • FreeSync
Resolution width
  • 3840 pixels
  • 3840 pixels
  • 3840 pixels
Resolution height
  • 2160 pixels
  • 2160 pixels
  • 2160 pixels
Anti-reflection type
  • Anti glare
  • Matte
  • Anti glare

Height
  • 38,08 cm
  • 55,1 cm
  • 41 cm
Width
  • 66,04 cm
  • 66,1 cm
  • 65,95 cm
Depth
  • 6,2 cm
  • 26 cm
  • 23 cm
Weight
  • 7,28 kg
  • 7,43 kg
  • 7,5 kg
Color
  • Black
  • Black
  • Black
Including stand
  • Yes
  • Yes
  • Yes
VESA mount
  • 100x00mm
  • 100x00mm
  • 100x00mm
VESA mount option
  • Yes
  • Yes
  • Yes
Material
  • Plastic
  • Plastic
  • Plastic
Cable management
  • Yes
  • No
  • No
Bezel width (screen edge)
  • 10 mm
  • 21 mm
  • 20 mm
Look
  • Neutral
  • Neutral
  • Neutral

Number of HDMI ports
  • 2
  • 2
  • 1
Number of Female HDMI type A 2.0 ports
  • 2
Number of Female Standard DisplayPort 1.2 ports
  • 1
  • 2
  • 1
Number of female 3.5mm TS Audio Jack ports
  • 1
  • 1
  • 1
Number of Female HDMI type A 1.4 ports
  • 2
  • 1
Protocol mini DisplayPort port
  • DisplayPort
Number of female standard USB-A ports
  • 4
  • 2
Female standard USB-A port version
  • 3.0
  • 3.0
Number of female 3.5mm TRRS Audio Jack ports
  • 1
  • 1
Type of USB port
  • Standard USB-A
  • Standard USB-A
Number of USB ports
  • 5
  • 4
Number of female standard VGA ports
  • 1
Number of Female DVI-D Dual Link ports
  • 1

Adjustable height
  • Yes
  • Yes
  • Yes
Tiltable
  • Yes
  • Yes
  • Yes
Pivotable stand
  • Yes
  • Yes
  • No
Pivot function
  • Yes
  • Yes
  • No