Comparison between Samsung U28E570D vs Lenovo L27i-28

General Info
Model Number	Samsung U28E570D	Lenovo L27i-28

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2016	2018
Brand	Samsung	Lenovo
Model Number	U28E570D	L27i-28
Alias	LU28E570DS/ZA	65E0KAC1EU
Display
Screen Size Class	28" (inches)	27" (inches)
Diagonal Size	28 in 71.1 cm 711.2 mm 2.33 ft	27 in 68.6 cm 685.8 mm 2.25 ft
Screen Width	24.45 in 62.1 cm 620.928 mm 2.04 ft	23.54 in 59.8 cm 597.888 mm 1.96 ft
Screen Height	13.44 in 34.1 cm 341.28 mm 1.12 ft	13.24 in 33.6 cm 336.312 mm 1.1 ft
Display Manufacturer	Innolux
Display Type	TN	IPS
Display Bit Depth	10 bits (8 bits + FRC)	8 bits (6 bits + FRC)
Frame Rate Control	Yes	Yes
Max Number of Colors	1073741824	16777216
Bits	30	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	3840 x 2160	1920 x 1080
Screen Pixel Pitch	0.16 mm	0.311 mm
Screen Pixel Density	157 ppi	81 ppi
Screen-to-Body Ratio	84.09 %	89.66 %
Backlight Source	W-LED	W-LED
sRGB	98 %
Adobe RGB 1998	67 %
NTSC 1953	72 %	72 %
Screen Brightness	370 cd/m²	250 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	100000000 : 1	3000000 : 1
Screen Horizontal Viewing Angle	170 °	178 °
Screen Vertical Viewing Angle	160 °	178 °
Screen Input Lag	15 ms
Display Minimum Response Time	1 ms	4 ms
Display Average Response Time	3.5 ms	6 ms
Display Maximum Response Time	23 ms	14 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte
3D	No	No
Size, weight, color
Case Depth	2.89 in 7.4 cm 73.5 mm 0.24 ft	1.82 in 4.6 cm 46.2 mm 0.15 ft
Case Weight	4.7 kg 10 lbs	4.74 kg 10 lbs
Case Width with Stand	26.02 in 66.1 cm 660.9 mm 2.17 ft	24.09 in 61.2 cm 611.9 mm 2.01 ft
Case Height with Stand	18.44 in 46.9 cm 468.5 mm 1.54 ft	17.46 in 44.4 cm 443.5 mm 1.46 ft
Case Depth with Stand	7.37 in 18.7 cm 187.1 mm 0.61 ft	8.27 in 21 cm 210 mm 0.69 ft
Case Weight with Stand	5.28 kg 12 lbs	5.17 kg 11 lbs
Case Color	Black	Black
Hardware
Built-in Camera	No	No
Connectivity	1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x HDMI 2.0	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub
Audio
Features
Cool Features	Eye saver mode Flicker-free technology UHD Upscale Low Blue Light Picture-in-Picture 2.0 Picture-by-Picture HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Samsung MagicAngle Eco Saving Plus Samsung MagicBright	DDC/CI Flicker-free technology HDCP (High-bandwidth Digital Content Protection) AMD FreeSync technology Blue Light Filter
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	26.02 in 66.1 cm 660.9 mm 2.17 ft	24.09 in 61.2 cm 611.9 mm 2.01 ft
Case Height	15.01 in 38.1 cm 381.3 mm 1.25 ft	14.43 in 36.7 cm 366.5 mm 1.2 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	75 x 75	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	No	No
Landscape or Portrait Pivot Support	No	No
Left or Right Swivel Support	No	No
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	2 °	5 °
Backward Tilt	20 °	22 °
Frequency and Interpolation
Vertical Digital Frequency	24 Hz - 60 Hz	49 Hz - 76 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz	54 kHz - 90 kHz
Accessories
Extras	DisplayPort cable HDMI cable	D-sub cable
Certificates and Standards
Licenses	CE ISO9241-307 TÜV/Ergonomics	BSMI C-Tick CCC CE CECP ENERGY STAR 7.0 FCC Class B KC RoHS TCO Certified Display 7.0 TCO Edge 2.0 TÜV/GS VCCI WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
Usage and Storage Requirements
Safe Operating Temperature Level	10 °C - 40 °C 50 °F - 104 °F	0 °C - 45 °C 32 °F - 113 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 45 °C -4 °F - 113 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 95 %	5 % - 95 %
Max Operating Altitude		5000
Max Storage Altitude		12192

Samsung U28E570D

Lenovo L27i-28