Comparison between LG 27BK550Y vs Dell S2721HN

General Info
Model Number	LG 27BK550Y	Dell S2721HN

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Type	Monitor	Monitor
Year	2017	2020
Brand	LG	Dell
Model Number	27BK550Y	S2721HN
Alias	27BK550Y-B	S2721NX
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 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 Manufacturer	LG Display
Display Type	AH-IPS	IPS
Display Bit Depth	8 bits	8 bits
Frame Rate Control	No
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	87.13 %	90.67 %
Backlight Source	W-LED	W-LED
NTSC 1953	72 %	72 %
Screen Brightness	250 cd/m²	300 cd/m²
Static Screen Contrast	1000 : 1	1000 : 1
Dynamic Screen Contrast	5000000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Minimum Response Time	5 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	2.3 in 5.8 cm 58.42 mm 0.19 ft	2.13 in 5.4 cm 54 mm 0.18 ft
Case Weight	5.1 kg 11 lbs	4.3 kg 9 lbs
Case Width with Stand	24.1 in 61.2 cm 612.14 mm 2.01 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height with Stand	15.8 in 40.1 cm 401.32 mm 1.32 ft	17.85 in 45.3 cm 453.3 mm 1.49 ft
Case Depth with Stand	9.4 in 23.9 cm 238.76 mm 0.78 ft	7.35 in 18.7 cm 186.8 mm 0.61 ft
Case Weight with Stand	7.2 kg 16 lbs	5.2 kg 11 lbs
Case Color	Black	Black, Silver
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x DisplayPort 1.2 1 x D-sub 1.2 1 x 3.5 mm Audio Out 1 x 3.5 mm Audio In 1 x DVI-D Dual Link 2 x USB 3.0 (downstream) 1 x USB 3.0 (upstream)	2 x HDMI 1.4 1 x 3.5 mm Audio Out
Audio
Audio Speakers	2 x 1.2W
Features
Cool Features	DDC/CI Flicker-free technology Screen Split Super Resolution+ HDCP (High-bandwidth Digital Content Protection) 6-Axis Control 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	24.5 in 62.2 cm 622.3 mm 2.04 ft	24.01 in 61 cm 609.9 mm 2 ft
Case Height	14.6 in 37.1 cm 370.84 mm 1.22 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	Yes	No
Height Adjustment Range	130 mm 13 cm 5.1181 in 0.4265 ft
Landscape or Portrait Pivot Support	Yes	No
Left Pivot	90 °
Right Pivot	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	175 °
Right Swivel	175 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	35 °	21 °
Frequency and Interpolation
Vertical Digital Frequency	56 Hz - 75 Hz	48 Hz - 75 Hz
Horizontal Digital Frequency	30 kHz - 83 kHz	30 kHz - 83 kHz
Screen Interpolation Measurement Unit		NULL
Accessories
Extras	DisplayPort cable HDMI cable	HDMI cable
Certificates and Standards
Licenses	BSMI CB CCC CE ENERGY STAR 7.0 Epeat Gold ErP FCC Class B TCO Certified Display 7.0 TÜV/GS 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 27BK550Y

Dell S2721HN