Comparison between Samsung U28E850R vs Acer KG281KA

General Info
Model Number	Samsung U28E850R	Acer KG281KA

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2015	2019
Brand	Samsung	Acer
Model Number	U28E850R	KG281KA
Alias	LU28E85KRS	KG281KAbmiipx KG281KA bmiipx
Display
Screen Size Class	28" (inches)	28" (inches)
Diagonal Size	28 in 71.1 cm 711.2 mm 2.33 ft	28 in 71.1 cm 711.2 mm 2.33 ft
Screen Width	24.45 in 62.1 cm 620.928 mm 2.04 ft	24.45 in 62.1 cm 620.93 mm 2.04 ft
Screen Height	13.44 in 34.1 cm 341.28 mm 1.12 ft	13.44 in 34.1 cm 341.28 mm 1.12 ft
Display Manufacturer	Innolux
Display Type	TN	TN
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
Frame Rate Control	Yes	No
Max Number of Colors	1073741824	1073741824
Bits	30	30
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	3840 x 2160
Screen Pixel Pitch	0.16 mm	0.162 mm
Screen Pixel Density	157 ppi	157 ppi
Screen-to-Body Ratio	83.38 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	370 cd/m²	330 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast		100000000 : 1
Screen Horizontal Viewing Angle	170 °	170 °
Screen Vertical Viewing Angle	160 °	160 °
Display Minimum Response Time	1 ms	1 ms
Display Average Response Time	13 ms
Display Maximum Response Time	32 ms
Display Coating		Anti-glare/Matte (3H)
HDR	HDR10 HLG (Hybrid Log Gamma)
3D	No	No
Size, weight, color
Case Depth	2.39 in 6.1 cm 60.7 mm 0.2 ft
Case Weight	4.94 kg 11 lbs
Case Width with Stand	26.02 in 66.1 cm 661 mm 2.17 ft	25.94 in 65.9 cm 659 mm 2.16 ft
Case Height with Stand	16.59 in 42.2 cm 421.5 mm 1.38 ft	18.98 in 48.2 cm 482 mm 1.58 ft
Case Depth with Stand	10.26 in 26.1 cm 260.6 mm 0.85 ft	9.49 in 24.1 cm 241 mm 0.79 ft
Case Weight with Stand	7.43 kg 16 lbs	5.49 kg 12 lbs
Case Color	Black	Black, Gray
Hardware
CPU Cores	4
CPU Frequency	1200
GPU Cores	2
RAM Memory Size	1.5
Internal Storage	4
TV Tuner	Analog (NTSC/PAL/SECAM) ATSC Clear QAM
Built-in Camera	No	No
Network	LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz 802.11ac (IEEE 802.11ac) Wi-Fi Direct DLNA
Connectivity	1 x HDMI 1.4 1 x HDMI 2.0 1 x DisplayPort 1.2 (Input mini) 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 4 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	1 x 3.5 mm Audio Out 1 x HDMI 2.0 1 x DisplayPort 1.2
Audio
Audio Speakers		2 x 2W
Features
OS	webOS 4.0
Cool Features	Eye Saver Mode Flicker-free technology Picture-in-Picture USB Super Charging Samsung MagicBright Picture-by-Picture AMD FreeSync technology Eco Saving Plus	Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter
Ergonomics
Case Width	26.02 in 66.1 cm 661 mm 2.17 ft
Case Height	15.14 in 38.5 cm 384.5 mm 1.26 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	No
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	0 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	25 °
Right Swivel	25 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	22 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	24 Hz - 75 Hz	40 Hz - 60 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz	30 kHz - 160 kHz
Screen Interpolation Technology	TruMotion
Screen Interpolation Value	120
Accessories
Extras	DisplayPort cable - mini-DP to DP HDMI cable USB 3.0 upstream cable	DisplayPort cable
Certificates and Standards
Licenses	CCC cTick ENERGY STAR Epeat Gold/Silver (Market dependent) FCC class B TCO Certified Displays 6.0 TÜV/GS VCCI	ENERGY STAR ErP TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 40 °C 50 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %
Internal Storage Temperature	-20 °C - 45 °C -4 °F - 113 °F
Internal Storage Humidity	5 % - 95 %

Samsung U28E850R

Acer KG281KA