Comparison between LG 27MK400H vs Dell S2721HN

General Info
Model Number	LG 27MK400H	Dell S2721HN

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Type	Monitor	Monitor
Year	2018	2020
Brand	LG	Dell
Model Number	27MK400H	S2721HN
Alias	27MK400H-B	S2721NX
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	26.96 in 68.5 cm 684.7 mm 2.25 ft	27 in 68.6 cm 685.891 mm 2.25 ft
Screen Width	23.54 in 59.8 cm 597.888 mm 1.96 ft	23.54 in 59.8 cm 597.89 mm 1.96 ft
Screen Height	13.24 in 33.6 cm 336.312 mm 1.1 ft	13.24 in 33.6 cm 336.312 mm 1.1 ft
Display Type	TN	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	Yes
Max Number of Colors	16777216	16777216
Bits	24	24
Screen Aspect Ratio	16:9	16:9
Screen Resolution	1920 x 1080	1920 x 1080
Screen Pixel Pitch	0.311 mm	0.311 mm
Screen Pixel Density	81 ppi	81 ppi
Screen-to-Body Ratio	85.66 %	90.67 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	300 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	5000000 : 1
Screen Horizontal Viewing Angle	170 °	178 °
Screen Vertical Viewing Angle	160 °	178 °
Display Minimum Response Time	2 ms	4 ms
Display Average Response Time		8 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
3D	No	No
Size, weight, color
Case Depth	1.73 in 4.4 cm 44 mm 0.14 ft	2.13 in 5.4 cm 54 mm 0.18 ft
Case Weight	4.2 kg 9 lbs	4.3 kg 9 lbs
Case Width with Stand	24.63 in 62.6 cm 625.6 mm 2.05 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height with Stand	18.45 in 46.9 cm 468.7 mm 1.54 ft	17.85 in 45.3 cm 453.3 mm 1.49 ft
Case Depth with Stand	8.04 in 20.4 cm 204.1 mm 0.67 ft	7.35 in 18.7 cm 186.8 mm 0.61 ft
Case Weight with Stand	4.6 kg 10 lbs	5.2 kg 11 lbs
Case Color	Black	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x 3.5 mm Audio Out 1 x HDMI 1.4 1 x D-sub	2 x HDMI 1.4 1 x 3.5 mm Audio Out
Audio
Features
Cool Features	Crosshair DDC/CI Flicker-free technology Super Resolution+ HDCP (High-bandwidth Digital Content Protection) Dynamic Action Sync AMD FreeSync technology Black Stabilizer	Flicker-free technology Low Blue Light 3-sided bezeless design AMD FreeSync technology
Extra Features	Anti-theft stand lock slot - Kensington	Anti-theft stand lock slot - Kensington S2721HN - silver S2721NX - black
Ergonomics
Case Width	24.63 in 62.6 cm 625.6 mm 2.05 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height	14.77 in 37.5 cm 375.2 mm 1.23 ft	14.31 in 36.4 cm 363.6 mm 1.19 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	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	5 °	5 °
Backward Tilt	20 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 85 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	HDMI cable	HDMI cable
Certificates and Standards
Licenses	BSMI CCC CE ENERGY STAR Epeat Gold ErP FCC Class B UL/cUL	ENERGY STAR 8.0 EPEAT RoHS TCO Certified TUV Flicker Free TUV Low Blue Light
Usage and Storage Requirements
Safe Operating Temperature Level	0 °C - 40 °C 32 °F - 104 °F	0 °C - 40 °C 32 °F - 104 °F
Safe Operating Humidity Level	10 % - 80 %	10 % - 80 %
Internal Storage Temperature	-20 °C - 60 °C -4 °F - 140 °F	-20 °C - 60 °C -4 °F - 140 °F
Internal Storage Humidity	5 % - 85 %	5 % - 90 %
Max Operating Altitude		5000
Max Storage Altitude		12192

LG 27MK400H

Dell S2721HN