Comparison between HP Z27s vs LG 27UL550

General Info
Model Number	HP Z27s	LG 27UL550

Price	Check on Amazon	Check on Amazon
Type	Monitor	Monitor
Year	2014	2019
Brand	HP	LG
Model Number	Z27s	27UL550
Alias	J3G07A4 J3G07A8	27UL550-W
Display
Screen Size Class	27" (inches)	27" (inches)
Diagonal Size	27 in 68.6 cm 685.8 mm 2.25 ft	26.96 in 68.5 cm 684.7 mm 2.25 ft
Screen Width	23.47 in 59.6 cm 596.16 mm 1.96 ft	23.49 in 59.7 cm 596.736 mm 1.96 ft
Screen Height	13.2 in 33.5 cm 335.34 mm 1.1 ft	13.22 in 33.6 cm 335.664 mm 1.1 ft
Display Manufacturer	AU Optronics
Display Type	AHVA IPS	IPS
Display Bit Depth	10 bits	10 bits (8 bits + FRC)
Frame Rate Control	No	Yes
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	0.155 mm	0.155 mm
Screen Pixel Density	163 ppi	163 ppi
Screen-to-Body Ratio	86.3 %	86.66 %
Backlight Source	W-LED	W-LED
sRGB	100 %	98 %
Screen Brightness	300 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 °
Screen Input Lag	24 ms
Display Minimum Response Time	6 ms	5 ms
Display Average Response Time	12 ms
Display Coating	Anti-glare/Matte (3H)	Anti-glare/Matte (3H)
HDR		HDR10
3D	No	No
Size, weight, color
Case Depth	2.4 in 6.1 cm 60.9 mm 0.2 ft	1.81 in 4.6 cm 46 mm 0.15 ft
Case Weight	5.4 kg 12 lbs	4.4 kg 10 lbs
Case Width with Stand	24.63 in 62.6 cm 625.6 mm 2.05 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height with Stand	21.1 in 53.6 cm 535.9 mm 1.76 ft	18.19 in 46.2 cm 462 mm 1.52 ft
Case Depth with Stand	9.54 in 24.2 cm 242.4 mm 0.8 ft	9.06 in 23 cm 230 mm 0.75 ft
Case Weight with Stand	7.8 kg 17 lbs	6 kg 13 lbs
Case Color	Black	White, Gray
Hardware
Built-in Camera	No	No
Connectivity	1 x HDMI 1.4 1 x HDMI 1.4 (MHL 2.0) 1 x DisplayPort 1.2 1 x 3.5 mm Audio Out 1 x DisplayPort 1.2 (Input mini) 4 x USB 2.0 (downstream) 1 x USB 2.0 (upstream)	1 x 3.5 mm Audio Out 2 x HDMI 2.0 1 x DisplayPort 1.4
Audio
Features
Cool Features	DDC/CI HDCP (High-bandwidth Digital Content Protection)	Black Stabilizer Blue Light Filter Dynamic Action Sync HDCP (High-bandwidth Digital Content Protection) 2.2 Flicker-free technology DDC/CI 6-Axis Control Super Resolution+ AMD FreeSync technology
Extra Features	Security lock slot	Anti-theft stand lock slot - Kensington
Ergonomics
Case Width	24.63 in 62.6 cm 625.6 mm 2.05 ft	24.53 in 62.3 cm 623 mm 2.04 ft
Case Height	14.58 in 37 cm 370.3 mm 1.21 ft	14.61 in 37.1 cm 371 mm 1.22 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	100 x 100	100 x 100
Removable VESA Stand	Yes	Yes
Height Adjustment	Yes	Yes
Height Adjustment Range	120 mm 12 cm 4.7244 in 0.3937 ft	110 mm 11 cm 4.3307 in 0.3609 ft
Landscape or Portrait Pivot Support	Yes	Yes
Left Pivot	0 °	90 °
Right Pivot	90 °	90 °
Left or Right Swivel Support	Yes	No
Left Swivel	45 °
Right Swivel	45 °
Forward and Backward Tilt Support	Yes	Yes
Forward Tilt	5 °	5 °
Backward Tilt	20 °	15 °
Frequency and Interpolation
Vertical Digital Frequency	24 Hz - 60 Hz	40 Hz - 61 Hz
Horizontal Digital Frequency	30 kHz - 135 kHz
Accessories
Extras	DisplayPort cable DisplayPort cable - mini-DP to DP USB 3.0 cable	DisplayPort cable HDMI cable
Certificates and Standards
Licenses	BSMI C-Tick CB CCC CE CECP CEL Grade 1 EAC ENERGY STAR EPA Epeat Gold/Silver (market dependent) FCC Class B ICE ISC KC KCC MEPS NOM PSB SEPA TCO EDGE TÜV/S UL/cUL VCCI-B WHQL (Windows 8; Windows 7)	C-Tick CCC CECP CEL cUL ENERGY STAR 7.0 Epeat Gold ErP FCC Class B KC RoHS Compliant TÜV/GS VCCI
Usage and Storage Requirements
Safe Operating Temperature Level	5 °C - 35 °C 41 °F - 95 °F	5 °C - 35 °C 41 °F - 95 °F
Safe Operating Humidity Level	20 % - 80 %	10 % - 85 %
Internal Storage Temperature	-34 °C - 60 °C -29.2 °F - 140 °F
Internal Storage Humidity	5 % - 95 %
Max Operating Altitude	5000
Max Storage Altitude	12192

HP Z27s

LG 27UL550